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Commit 35d5263c authored by Christoph Hellwig's avatar Christoph Hellwig
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parents fe8e25c3 db055715
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Showing with 781 additions and 924 deletions
fs/xattr.c
View file @ 35d5263c
......@@ -8,7 +8,6 @@
*/
#include <linux/fs.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/smp_lock.h>
#include <linux/file.h>
#include <linux/xattr.h>
......@@ -18,7 +17,7 @@
/*
* Extended attribute memory allocation wrappers, originally
* based on the Intermezzo PRESTO_ALLOC/PRESTO_FREE macros.
* The vmalloc use here is very uncommon - extended attributes
* Values larger than a page are uncommon - extended attributes
* are supposed to be small chunks of metadata, and it is quite
* unusual to have very many extended attributes, so lists tend
* to be quite short as well. The 64K upper limit is derived
......@@ -35,10 +34,8 @@ xattr_alloc(size_t size, size_t limit)
if (!size) /* size request, no buffer is needed */
return NULL;
else if (size <= PAGE_SIZE)
ptr = kmalloc((unsigned long) size, GFP_KERNEL);
else
ptr = vmalloc((unsigned long) size);
ptr = kmalloc((unsigned long) size, GFP_KERNEL);
if (!ptr)
return ERR_PTR(-ENOMEM);
return ptr;
......@@ -47,12 +44,8 @@ xattr_alloc(size_t size, size_t limit)
static void
xattr_free(void *ptr, size_t size)
{
if (!size) /* size request, no buffer was needed */
return;
else if (size <= PAGE_SIZE)
if (size) /* for a size request, no buffer was needed */
kfree(ptr);
else
vfree(ptr);
}
/*
......
fs/xfs/linux/xfs_aops.c
View file @ 35d5263c
......@@ -135,17 +135,14 @@ probe_unmapped_page(
struct page *page;
int ret = 0;
page = find_get_page(mapping, index);
page = find_trylock_page(mapping, index);
if (!page)
return 0;
if (PageWriteback(page) || TestSetPageLocked(page)) {
page_cache_release(page);
return 0;
}
if (PageWriteback(page))
goto out;
if (page->mapping && PageDirty(page)) {
if (!page_has_buffers(page)) {
ret = PAGE_CACHE_SIZE;
} else {
if (page_has_buffers(page)) {
struct buffer_head *bh, *head;
bh = head = page_buffers(page);
do {
......@@ -156,11 +153,12 @@ probe_unmapped_page(
if (ret >= pg_offset)
break;
} while ((bh = bh->b_this_page) != head);
}
} else
ret = PAGE_CACHE_SIZE;
}
out:
unlock_page(page);
page_cache_release(page);
return ret;
}
......@@ -214,13 +212,12 @@ probe_page(
{
struct page *page;
page = find_get_page(inode->i_mapping, index);
page = find_trylock_page(inode->i_mapping, index);
if (!page)
return NULL;
if (PageWriteback(page) || TestSetPageLocked(page)) {
page_cache_release(page);
return NULL;
}
if (PageWriteback(page))
goto out;
if (page->mapping && page_has_buffers(page)) {
struct buffer_head *bh, *head;
......@@ -230,8 +227,9 @@ probe_page(
return page;
} while ((bh = bh->b_this_page) != head);
}
out:
unlock_page(page);
page_cache_release(page);
return NULL;
}
......@@ -319,8 +317,6 @@ convert_page(
} else {
unlock_page(page);
}
page_cache_release(page);
}
/*
......
fs/xfs/linux/xfs_file.c
View file @ 35d5263c
......@@ -138,6 +138,22 @@ linvfs_aio_write(
return linvfs_writev(iocb->ki_filp, &iov, 1, &iocb->ki_pos);
}
STATIC ssize_t
linvfs_sendfile(
struct file *filp,
loff_t *ppos,
size_t count,
read_actor_t actor,
void *target)
{
vnode_t *vp = LINVFS_GET_VP(filp->f_dentry->d_inode);
int error;
VOP_SENDFILE(vp, filp, ppos, count, actor, target, NULL, error);
return error;
}
STATIC int
linvfs_open(
......@@ -186,7 +202,7 @@ linvfs_fsync(
ASSERT(vp);
VOP_FSYNC(vp, flags, NULL, (off_t)0, (off_t)-1, error);
VOP_FSYNC(vp, flags, NULL, (xfs_off_t)0, (xfs_off_t)-1, error);
return -error;
}
......@@ -212,7 +228,7 @@ linvfs_readdir(
caddr_t read_buf;
int namelen, size = 0;
size_t rlen = PAGE_CACHE_SIZE << 2;
off_t start_offset;
xfs_off_t start_offset;
xfs_dirent_t *dbp = NULL;
vp = LINVFS_GET_VP(filp->f_dentry->d_inode);
......@@ -280,7 +296,7 @@ linvfs_file_mmap(
{
struct inode *ip = filp->f_dentry->d_inode;
vnode_t *vp = LINVFS_GET_VP(ip);
vattr_t va = { .va_mask = AT_UPDATIME };
vattr_t va = { .va_mask = XFS_AT_UPDATIME };
int error;
if ((vp->v_type == VREG) && (vp->v_vfsp->vfs_flag & VFS_DMI)) {
......@@ -291,7 +307,7 @@ linvfs_file_mmap(
vma->vm_ops = &linvfs_file_vm_ops;
VOP_SETATTR(vp, &va, AT_UPDATIME, NULL, error);
VOP_SETATTR(vp, &va, XFS_AT_UPDATIME, NULL, error);
UPDATE_ATIME(ip);
return 0;
}
......@@ -348,6 +364,7 @@ struct file_operations linvfs_file_operations = {
.writev = linvfs_writev,
.aio_read = linvfs_aio_read,
.aio_write = linvfs_aio_write,
.sendfile = linvfs_sendfile,
.ioctl = linvfs_ioctl,
.mmap = linvfs_file_mmap,
.open = linvfs_open,
......
fs/xfs/linux/xfs_ioctl.c
View file @ 35d5263c
......@@ -34,8 +34,9 @@
#include <xfs_fsops.h>
#include <xfs_dfrag.h>
#include <linux/dcache.h>
#include <linux/namei.h>
#include <linux/mount.h>
#include <linux/namei.h>
#include <linux/pagemap.h>
extern int xfs_change_file_space(bhv_desc_t *, int,
......@@ -591,17 +592,16 @@ xfs_ioctl(
case XFS_IOC_DIOINFO: {
struct dioattr da;
da.d_miniosz = mp->m_sb.sb_blocksize;
da.d_mem = mp->m_sb.sb_blocksize;
/*
* this only really needs to be BBSIZE.
* it is set to the file system block size to
* avoid having to do block zeroing on short writes.
*/
#define KIO_MAX_ATOMIC_IO 512 /* FIXME: what do we really want here? */
da.d_maxiosz = XFS_FSB_TO_B(mp,
XFS_B_TO_FSBT(mp, KIO_MAX_ATOMIC_IO << 10));
da.d_miniosz = mp->m_sb.sb_blocksize;
da.d_mem = mp->m_sb.sb_blocksize;
/* The size dio will do in one go */
da.d_maxiosz = 64 * PAGE_CACHE_SIZE;
if (copy_to_user((struct dioattr *)arg, &da, sizeof(da)))
return -XFS_ERROR(EFAULT);
......@@ -945,7 +945,7 @@ int xfs_ioc_xattr(
switch (cmd) {
case XFS_IOC_FSGETXATTR: {
va.va_mask = AT_XFLAGS|AT_EXTSIZE|AT_NEXTENTS;
va.va_mask = XFS_AT_XFLAGS|XFS_AT_EXTSIZE|XFS_AT_NEXTENTS;
VOP_GETATTR(vp, &va, 0, NULL, error);
if (error)
return -error;
......@@ -965,7 +965,7 @@ int xfs_ioc_xattr(
if (copy_from_user(&fa, (struct fsxattr *)arg, sizeof(fa)))
return -XFS_ERROR(EFAULT);
va.va_mask = AT_XFLAGS | AT_EXTSIZE;
va.va_mask = XFS_AT_XFLAGS | XFS_AT_EXTSIZE;
va.va_xflags = fa.fsx_xflags;
va.va_extsize = fa.fsx_extsize;
......@@ -978,7 +978,7 @@ int xfs_ioc_xattr(
case XFS_IOC_FSGETXATTRA: {
va.va_mask = AT_XFLAGS|AT_EXTSIZE|AT_ANEXTENTS;
va.va_mask = XFS_AT_XFLAGS|XFS_AT_EXTSIZE|XFS_AT_ANEXTENTS;
VOP_GETATTR(vp, &va, 0, NULL, error);
if (error)
return -error;
......
fs/xfs/linux/xfs_iops.c
View file @ 35d5263c
......@@ -45,7 +45,7 @@ validate_fields(
vattr_t va;
int error;
va.va_mask = AT_NLINK|AT_SIZE;
va.va_mask = XFS_AT_NLINK|XFS_AT_SIZE;
VOP_GETATTR(vp, &va, ATTR_LAZY, NULL, error);
ip->i_nlink = va.va_nlink;
ip->i_size = va.va_size;
......@@ -85,14 +85,14 @@ linvfs_mknod(
mode &= ~current->fs->umask;
memset(&va, 0, sizeof(va));
va.va_mask = AT_TYPE|AT_MODE;
va.va_mask = XFS_AT_TYPE|XFS_AT_MODE;
va.va_type = IFTOVT(mode);
va.va_mode = mode;
switch (mode & S_IFMT) {
case S_IFCHR: case S_IFBLK: case S_IFIFO: case S_IFSOCK:
va.va_rdev = XFS_MKDEV(MAJOR(rdev), MINOR(rdev));
va.va_mask |= AT_RDEV;
va.va_mask |= XFS_AT_RDEV;
/*FALLTHROUGH*/
case S_IFREG:
VOP_CREATE(dvp, dentry, &va, &vp, NULL, error);
......@@ -255,7 +255,7 @@ linvfs_symlink(
memset(&va, 0, sizeof(va));
va.va_type = VLNK;
va.va_mode = irix_symlink_mode ? 0777 & ~current->fs->umask : S_IRWXUGO;
va.va_mask = AT_TYPE|AT_MODE;
va.va_mask = XFS_AT_TYPE|XFS_AT_MODE;
error = 0;
VOP_SYMLINK(dvp, dentry, &va, (char *)symname, &cvp, NULL, error);
......@@ -462,31 +462,31 @@ linvfs_setattr(
memset(&vattr, 0, sizeof(vattr_t));
if (ia_valid & ATTR_UID) {
vattr.va_mask |= AT_UID;
vattr.va_mask |= XFS_AT_UID;
vattr.va_uid = attr->ia_uid;
}
if (ia_valid & ATTR_GID) {
vattr.va_mask |= AT_GID;
vattr.va_mask |= XFS_AT_GID;
vattr.va_gid = attr->ia_gid;
}
if (ia_valid & ATTR_SIZE) {
vattr.va_mask |= AT_SIZE;
vattr.va_mask |= XFS_AT_SIZE;
vattr.va_size = attr->ia_size;
}
if (ia_valid & ATTR_ATIME) {
vattr.va_mask |= AT_ATIME;
vattr.va_mask |= XFS_AT_ATIME;
vattr.va_atime = attr->ia_atime;
}
if (ia_valid & ATTR_MTIME) {
vattr.va_mask |= AT_MTIME;
vattr.va_mask |= XFS_AT_MTIME;
vattr.va_mtime = attr->ia_mtime;
}
if (ia_valid & ATTR_CTIME) {
vattr.va_mask |= AT_CTIME;
vattr.va_mask |= XFS_AT_CTIME;
vattr.va_ctime = attr->ia_ctime;
}
if (ia_valid & ATTR_MODE) {
vattr.va_mask |= AT_MODE;
vattr.va_mask |= XFS_AT_MODE;
vattr.va_mode = attr->ia_mode;
if (!in_group_p(inode->i_gid) && !capable(CAP_FSETID))
inode->i_mode &= ~S_ISGID;
......
fs/xfs/linux/xfs_linux.h
View file @ 35d5263c
......@@ -153,7 +153,6 @@ typedef struct xfs_dirent { /* data from readdir() */
#define EFSCORRUPTED 990 /* Filesystem is corrupted */
#define SYNCHRONIZE() barrier()
#define rootdev ROOT_DEV
#define __return_address __builtin_return_address(0)
/* IRIX uses a dynamic sizing algorithm (ndquot = 200 + numprocs*2) */
......
fs/xfs/linux/xfs_lrw.c
View file @ 35d5263c
......@@ -205,6 +205,67 @@ xfs_read(
return ret;
}
ssize_t
xfs_sendfile(
bhv_desc_t *bdp,
struct file *filp,
loff_t *offp,
size_t count,
read_actor_t actor,
void *target,
cred_t *credp)
{
size_t size = 0;
ssize_t ret;
xfs_fsize_t n;
xfs_inode_t *ip;
xfs_mount_t *mp;
vnode_t *vp;
ip = XFS_BHVTOI(bdp);
vp = BHV_TO_VNODE(bdp);
mp = ip->i_mount;
vn_trace_entry(vp, "xfs_sendfile", (inst_t *)__return_address);
XFS_STATS_INC(xfsstats.xs_read_calls);
n = XFS_MAX_FILE_OFFSET - *offp;
if ((n <= 0) || (size == 0))
return 0;
if (n < size)
size = n;
if (XFS_FORCED_SHUTDOWN(mp)) {
return -EIO;
}
xfs_ilock(ip, XFS_IOLOCK_SHARED);
if (DM_EVENT_ENABLED(vp->v_vfsp, ip, DM_EVENT_READ) &&
!(filp->f_mode & FINVIS)) {
int error;
vrwlock_t locktype = VRWLOCK_READ;
error = xfs_dm_send_data_event(DM_EVENT_READ, bdp, *offp,
size, FILP_DELAY_FLAG(filp), &locktype);
if (error) {
xfs_iunlock(ip, XFS_IOLOCK_SHARED);
return -error;
}
}
ret = generic_file_sendfile(filp, offp, count, actor, target);
xfs_iunlock(ip, XFS_IOLOCK_SHARED);
XFS_STATS_ADD(xfsstats.xs_read_bytes, ret);
if (!(filp->f_mode & FINVIS))
xfs_ichgtime(ip, XFS_ICHGTIME_ACC);
return ret;
}
/*
* This routine is called to handle zeroing any space in the last
* block of the file that is beyond the EOF. We do this since the
......
fs/xfs/linux/xfs_stats.h
View file @ 35d5263c
......@@ -32,15 +32,128 @@
#ifndef __XFS_STATS_H__
#define __XFS_STATS_H__
#if defined(CONFIG_PROC_FS) && !defined(XFS_STATS_OFF)
/*
* procfs interface
* XFS global statistics
*/
#ifdef CONFIG_PROC_FS
struct xfsstats {
# define XFSSTAT_END_EXTENT_ALLOC 4
__uint32_t xs_allocx;
__uint32_t xs_allocb;
__uint32_t xs_freex;
__uint32_t xs_freeb;
# define XFSSTAT_END_ALLOC_BTREE (XFSSTAT_END_EXTENT_ALLOC+4)
__uint32_t xs_abt_lookup;
__uint32_t xs_abt_compare;
__uint32_t xs_abt_insrec;
__uint32_t xs_abt_delrec;
# define XFSSTAT_END_BLOCK_MAPPING (XFSSTAT_END_ALLOC_BTREE+7)
__uint32_t xs_blk_mapr;
__uint32_t xs_blk_mapw;
__uint32_t xs_blk_unmap;
__uint32_t xs_add_exlist;
__uint32_t xs_del_exlist;
__uint32_t xs_look_exlist;
__uint32_t xs_cmp_exlist;
# define XFSSTAT_END_BLOCK_MAP_BTREE (XFSSTAT_END_BLOCK_MAPPING+4)
__uint32_t xs_bmbt_lookup;
__uint32_t xs_bmbt_compare;
__uint32_t xs_bmbt_insrec;
__uint32_t xs_bmbt_delrec;
# define XFSSTAT_END_DIRECTORY_OPS (XFSSTAT_END_BLOCK_MAP_BTREE+4)
__uint32_t xs_dir_lookup;
__uint32_t xs_dir_create;
__uint32_t xs_dir_remove;
__uint32_t xs_dir_getdents;
# define XFSSTAT_END_TRANSACTIONS (XFSSTAT_END_DIRECTORY_OPS+3)
__uint32_t xs_trans_sync;
__uint32_t xs_trans_async;
__uint32_t xs_trans_empty;
# define XFSSTAT_END_INODE_OPS (XFSSTAT_END_TRANSACTIONS+7)
__uint32_t xs_ig_attempts;
__uint32_t xs_ig_found;
__uint32_t xs_ig_frecycle;
__uint32_t xs_ig_missed;
__uint32_t xs_ig_dup;
__uint32_t xs_ig_reclaims;
__uint32_t xs_ig_attrchg;
# define XFSSTAT_END_LOG_OPS (XFSSTAT_END_INODE_OPS+5)
__uint32_t xs_log_writes;
__uint32_t xs_log_blocks;
__uint32_t xs_log_noiclogs;
__uint32_t xs_log_force;
__uint32_t xs_log_force_sleep;
# define XFSSTAT_END_TAIL_PUSHING (XFSSTAT_END_LOG_OPS+10)
__uint32_t xs_try_logspace;
__uint32_t xs_sleep_logspace;
__uint32_t xs_push_ail;
__uint32_t xs_push_ail_success;
__uint32_t xs_push_ail_pushbuf;
__uint32_t xs_push_ail_pinned;
__uint32_t xs_push_ail_locked;
__uint32_t xs_push_ail_flushing;
__uint32_t xs_push_ail_restarts;
__uint32_t xs_push_ail_flush;
# define XFSSTAT_END_WRITE_CONVERT (XFSSTAT_END_TAIL_PUSHING+2)
__uint32_t xs_xstrat_quick;
__uint32_t xs_xstrat_split;
# define XFSSTAT_END_READ_WRITE_OPS (XFSSTAT_END_WRITE_CONVERT+2)
__uint32_t xs_write_calls;
__uint32_t xs_read_calls;
# define XFSSTAT_END_ATTRIBUTE_OPS (XFSSTAT_END_READ_WRITE_OPS+4)
__uint32_t xs_attr_get;
__uint32_t xs_attr_set;
__uint32_t xs_attr_remove;
__uint32_t xs_attr_list;
# define XFSSTAT_END_QUOTA_OPS (XFSSTAT_END_ATTRIBUTE_OPS+8)
__uint32_t xs_qm_dqreclaims;
__uint32_t xs_qm_dqreclaim_misses;
__uint32_t xs_qm_dquot_dups;
__uint32_t xs_qm_dqcachemisses;
__uint32_t xs_qm_dqcachehits;
__uint32_t xs_qm_dqwants;
__uint32_t xs_qm_dqshake_reclaims;
__uint32_t xs_qm_dqinact_reclaims;
# define XFSSTAT_END_INODE_CLUSTER (XFSSTAT_END_QUOTA_OPS+3)
__uint32_t xs_iflush_count;
__uint32_t xs_icluster_flushcnt;
__uint32_t xs_icluster_flushinode;
# define XFSSTAT_END_VNODE_OPS (XFSSTAT_END_INODE_CLUSTER+8)
__uint32_t vn_active; /* # vnodes not on free lists */
__uint32_t vn_alloc; /* # times vn_alloc called */
__uint32_t vn_get; /* # times vn_get called */
__uint32_t vn_hold; /* # times vn_hold called */
__uint32_t vn_rele; /* # times vn_rele called */
__uint32_t vn_reclaim; /* # times vn_reclaim called */
__uint32_t vn_remove; /* # times vn_remove called */
__uint32_t vn_free; /* # times vn_free called */
/* Extra precision counters */
__uint64_t xs_xstrat_bytes;
__uint64_t xs_write_bytes;
__uint64_t xs_read_bytes;
};
extern struct xfsstats xfsstats;
# define XFS_STATS_INC(count) ( (count)++ )
# define XFS_STATS_DEC(count) ( (count)-- )
# define XFS_STATS_ADD(count, inc) ( (count) += (inc) )
extern void xfs_init_procfs(void);
extern void xfs_cleanup_procfs(void);
#else
#else /* !CONFIG_PROC_FS */
# define XFS_STATS_INC(count)
# define XFS_STATS_DEC(count)
# define XFS_STATS_ADD(count, inc)
static __inline void xfs_init_procfs(void) { };
static __inline void xfs_cleanup_procfs(void) { };
#endif
#endif /* !CONFIG_PROC_FS */
#endif /* __XFS_STATS_H__ */
fs/xfs/linux/xfs_super.c
View file @ 35d5263c
......@@ -46,10 +46,6 @@
extern int xfs_init(void);
extern void xfs_cleanup(void);
#ifndef EVMS_MAJOR
# define EVMS_MAJOR 117
#endif
/* For kernels which have the s_maxbytes field - set it */
#ifdef MAX_NON_LFS
# define set_max_bytes(sb) ((sb)->s_maxbytes = XFS_MAX_FILE_OFFSET)
......@@ -101,7 +97,6 @@ STATIC struct export_operations linvfs_export_ops;
#define MNTOPT_NORECOVERY "norecovery" /* don't run XFS recovery */
#define MNTOPT_OSYNCISOSYNC "osyncisosync" /* o_sync is REALLY o_sync */
#define MNTOPT_QUOTA "quota" /* disk quotas */
#define MNTOPT_MRQUOTA "mrquota" /* don't turnoff if SB has quotas on */
#define MNTOPT_NOQUOTA "noquota" /* no quotas */
#define MNTOPT_UQUOTA "usrquota" /* user quota enabled */
#define MNTOPT_GQUOTA "grpquota" /* group quota enabled */
......@@ -513,6 +508,23 @@ xfs_free_buftarg(
kfree(btp);
}
void
xfs_size_buftarg(
xfs_buftarg_t *btp,
unsigned int blocksize,
unsigned int sectorsize)
{
btp->pbr_bsize = blocksize;
btp->pbr_sshift = ffs(sectorsize) - 1;
btp->pbr_smask = sectorsize - 1;
if (set_blocksize(btp->pbr_bdev, sectorsize)) {
printk(KERN_WARNING
"XFS: Cannot set_blocksize to %u on device 0x%x\n",
sectorsize, btp->pbr_dev);
}
}
xfs_buftarg_t *
xfs_alloc_buftarg(
struct block_device *bdev)
......@@ -524,14 +536,7 @@ xfs_alloc_buftarg(
btp->pbr_dev = bdev->bd_dev;
btp->pbr_bdev = bdev;
btp->pbr_mapping = bdev->bd_inode->i_mapping;
btp->pbr_blocksize = PAGE_CACHE_SIZE;
switch (MAJOR(btp->pbr_dev)) {
case MD_MAJOR:
case EVMS_MAJOR:
btp->pbr_flags = PBR_ALIGNED_ONLY;
break;
}
xfs_size_buftarg(btp, PAGE_CACHE_SIZE, bdev_hardsect_size(bdev));
return btp;
}
......
fs/xfs/linux/xfs_super.h
View file @ 35d5263c
......@@ -87,6 +87,7 @@ extern int xfs_blkdev_get (const char *, struct block_device **);
extern void xfs_blkdev_put (struct block_device *);
extern struct pb_target *xfs_alloc_buftarg (struct block_device *);
extern void xfs_size_buftarg (struct pb_target *, unsigned int, unsigned int);
extern void xfs_free_buftarg (struct pb_target *);
#endif /* __XFS_SUPER_H__ */
fs/xfs/linux/xfs_vnode.c
View file @ 35d5263c
......@@ -35,8 +35,7 @@
uint64_t vn_generation; /* vnode generation number */
spinlock_t vnumber_lock = SPIN_LOCK_UNLOCKED;
spinlock_t vnumber_lock = SPIN_LOCK_UNLOCKED;
/*
* Dedicated vnode inactive/reclaim sync semaphores.
......@@ -59,9 +58,6 @@ u_short vttoif_tab[] = {
0, S_IFREG, S_IFDIR, S_IFBLK, S_IFCHR, S_IFLNK, S_IFIFO, 0, S_IFSOCK
};
#define VN_LOCK(vp) spin_lock(&(vp)->v_lock)
#define VN_UNLOCK(vp) spin_unlock(&(vp)->v_lock)
void
vn_init(void)
......@@ -73,14 +69,13 @@ vn_init(void)
init_sv(svp, SV_DEFAULT, "vsy", i);
}
/*
* Clean a vnode of filesystem-specific data and prepare it for reuse.
*/
STATIC int
vn_reclaim(struct vnode *vp)
{
int error;
int error;
XFS_STATS_INC(xfsstats.vn_reclaim);
......@@ -98,7 +93,6 @@ vn_reclaim(struct vnode *vp)
ASSERT(vp->v_fbhv == NULL);
VN_LOCK(vp);
vp->v_flag &= (VRECLM|VWAIT);
VN_UNLOCK(vp);
......@@ -189,7 +183,7 @@ vn_get(struct vnode *vp, vmap_t *vmap)
}
/*
* "revalidate" the linux inode.
* Revalidate the Linux inode from the vnode.
*/
int
vn_revalidate(struct vnode *vp)
......@@ -199,17 +193,12 @@ vn_revalidate(struct vnode *vp)
vattr_t va;
vn_trace_entry(vp, "vn_revalidate", (inst_t *)__return_address);
ASSERT(vp->v_fbhv != NULL);
va.va_mask = AT_STAT|AT_GENCOUNT;
ASSERT(vp->v_bh.bh_first != NULL);
va.va_mask = XFS_AT_STAT|XFS_AT_GENCOUNT;
VOP_GETATTR(vp, &va, 0, NULL, error);
if (! error) {
if (!error) {
inode = LINVFS_GET_IP(vp);
ASSERT(inode);
inode->i_mode = VTTOIF(va.va_type) | va.va_mode;
inode->i_nlink = va.va_nlink;
inode->i_uid = va.va_uid;
......@@ -224,11 +213,9 @@ vn_revalidate(struct vnode *vp)
inode->i_atime.tv_nsec = va.va_atime.tv_nsec;
VUNMODIFY(vp);
}
return -error;
}
/*
* purge a vnode from the cache
* At this point the vnode is guaranteed to have no references (vn_count == 0)
......@@ -317,12 +304,10 @@ void
vn_rele(struct vnode *vp)
{
int vcnt;
/* REFERENCED */
int cache;
int cache;
XFS_STATS_INC(xfsstats.vn_rele);
VN_LOCK(vp);
vn_trace_entry(vp, "vn_rele", (inst_t *)__return_address);
......@@ -365,7 +350,6 @@ vn_rele(struct vnode *vp)
vn_trace_exit(vp, "vn_rele", (inst_t *)__return_address);
}
/*
* Finish the removal of a vnode.
*/
......
fs/xfs/linux/xfs_vnode.h
View file @ 35d5263c
This diff is collapsed.
fs/xfs/pagebuf/page_buf.c
View file @ 35d5263c
......@@ -63,10 +63,8 @@
#include "page_buf_internal.h"
#define SECTOR_SHIFT 9
#define SECTOR_SIZE (1<<SECTOR_SHIFT)
#define SECTOR_MASK (SECTOR_SIZE - 1)
#define BN_ALIGN_MASK ((1 << (PAGE_CACHE_SHIFT - SECTOR_SHIFT)) - 1)
#define BBSHIFT 9
#define BN_ALIGN_MASK ((1 << (PAGE_CACHE_SHIFT - BBSHIFT)) - 1)
#ifndef GFP_READAHEAD
#define GFP_READAHEAD 0
......@@ -245,19 +243,27 @@ typedef struct a_list {
STATIC a_list_t *as_free_head;
STATIC int as_list_len;
/*
* Try to batch vunmaps because they are costly.
*/
STATIC void
free_address(
void *addr)
{
a_list_t *aentry;
spin_lock(&as_lock);
aentry = kmalloc(sizeof(a_list_t), GFP_ATOMIC);
aentry->next = as_free_head;
aentry->vm_addr = addr;
as_free_head = aentry;
as_list_len++;
spin_unlock(&as_lock);
if (aentry) {
spin_lock(&as_lock);
aentry->next = as_free_head;
aentry->vm_addr = addr;
as_free_head = aentry;
as_list_len++;
spin_unlock(&as_lock);
} else {
vunmap(addr);
}
}
STATIC void
......@@ -265,7 +271,8 @@ purge_addresses(void)
{
a_list_t *aentry, *old;
if (as_free_head == NULL) return;
if (as_free_head == NULL)
return;
spin_lock(&as_lock);
aentry = as_free_head;
......@@ -462,7 +469,8 @@ _pagebuf_lookup_pages(
struct page *page;
int gfp_mask, retry_count = 5, rval = 0;
int all_mapped, good_pages, nbytes;
size_t blocksize, size, offset;
unsigned int blocksize, sectorshift;
size_t size, offset;
/* For pagebufs where we want to map an address, do not use
......@@ -508,7 +516,8 @@ _pagebuf_lookup_pages(
return rval;
rval = pi = 0;
blocksize = pb->pb_target->pbr_blocksize;
blocksize = pb->pb_target->pbr_bsize;
sectorshift = pb->pb_target->pbr_sshift;
size = pb->pb_count_desired;
offset = pb->pb_offset;
......@@ -549,15 +558,15 @@ _pagebuf_lookup_pages(
pb->pb_locked = 1;
good_pages--;
} else if (!PagePrivate(page)) {
unsigned long i, range = (offset + nbytes) >> SECTOR_SHIFT;
unsigned long i, range;
ASSERT(blocksize < PAGE_CACHE_SIZE);
ASSERT(!(pb->pb_flags & _PBF_PRIVATE_BH));
/*
* In this case page->private holds a bitmap
* of uptodate sectors (512) within the page
* of uptodate sectors within the page
*/
for (i = offset >> SECTOR_SHIFT; i < range; i++)
ASSERT(blocksize < PAGE_CACHE_SIZE);
range = (offset + nbytes) >> sectorshift;
for (i = offset >> sectorshift; i < range; i++)
if (!test_bit(i, &page->private))
break;
if (i != range)
......@@ -642,8 +651,14 @@ _pagebuf_find( /* find buffer for block */
page_buf_t *pb;
int not_locked;
range_base = (ioff << SECTOR_SHIFT);
range_length = (isize << SECTOR_SHIFT);
range_base = (ioff << BBSHIFT);
range_length = (isize << BBSHIFT);
/* Ensure we never do IOs smaller than the sector size */
BUG_ON(range_length < (1 << target->pbr_sshift));
/* Ensure we never do IOs that are not sector aligned */
BUG_ON(range_base & (loff_t)target->pbr_smask);
hval = _bhash(target->pbr_bdev->bd_dev, range_base);
h = &pbhash[hval];
......@@ -851,8 +866,20 @@ pagebuf_readahead(
size_t isize,
page_buf_flags_t flags)
{
struct backing_dev_info *bdi;
bdi = target->pbr_mapping->backing_dev_info;
if (bdi_read_congested(bdi))
return;
if (bdi_write_congested(bdi))
return;
flags |= (PBF_TRYLOCK|PBF_READ|PBF_ASYNC|PBF_MAPPABLE|PBF_READ_AHEAD);
/* don't complain on allocation failure, it's fine with us */
current->flags |= PF_NOWARN;
pagebuf_get(target, ioff, isize, flags);
current->flags &= ~PF_NOWARN;
}
page_buf_t *
......@@ -956,18 +983,12 @@ pagebuf_get_no_daddr(
} else {
kfree(rmem); /* free the mem from the previous try */
tlen <<= 1; /* double the size and try again */
/*
printk(
"pb_get_no_daddr NOT block 0x%p mask 0x%p len %d\n",
rmem, ((size_t)rmem & (size_t)~SECTOR_MASK),
len);
*/
}
if ((rmem = kmalloc(tlen, GFP_KERNEL)) == 0) {
pagebuf_free(pb);
return NULL;
}
} while ((size_t)rmem != ((size_t)rmem & (size_t)~SECTOR_MASK));
} while ((size_t)rmem != ((size_t)rmem & ~target->pbr_smask));
if ((rval = pagebuf_associate_memory(pb, rmem, len)) != 0) {
kfree(rmem);
......@@ -1248,9 +1269,7 @@ pagebuf_iostart( /* start I/O on a buffer */
pb->pb_flags &= ~(PBF_READ|PBF_WRITE|PBF_ASYNC|PBF_DELWRI|PBF_READ_AHEAD);
pb->pb_flags |= flags & (PBF_READ|PBF_WRITE|PBF_ASYNC|PBF_SYNC|PBF_READ_AHEAD);
if (pb->pb_bn == PAGE_BUF_DADDR_NULL) {
BUG();
}
BUG_ON(pb->pb_bn == PAGE_BUF_DADDR_NULL);
/* For writes call internal function which checks for
* filesystem specific callout function and execute it.
......@@ -1279,7 +1298,8 @@ bio_end_io_pagebuf(
int error)
{
page_buf_t *pb = (page_buf_t *)bio->bi_private;
unsigned int i, blocksize = pb->pb_target->pbr_blocksize;
unsigned int i, blocksize = pb->pb_target->pbr_bsize;
unsigned int sectorshift = pb->pb_target->pbr_sshift;
struct bio_vec *bvec = bio->bi_io_vec;
if (bio->bi_size)
......@@ -1299,10 +1319,8 @@ bio_end_io_pagebuf(
unsigned int j, range;
ASSERT(blocksize < PAGE_CACHE_SIZE);
ASSERT(!(pb->pb_flags & _PBF_PRIVATE_BH));
range = (bvec->bv_offset + bvec->bv_len)>>SECTOR_SHIFT;
for (j = bvec->bv_offset>>SECTOR_SHIFT; j < range; j++)
range = (bvec->bv_offset + bvec->bv_len) >> sectorshift;
for (j = bvec->bv_offset >> sectorshift; j < range; j++)
set_bit(j, &page->private);
if (page->private == (unsigned long)(PAGE_CACHE_SIZE-1))
SetPageUptodate(page);
......@@ -1353,7 +1371,7 @@ pagebuf_iorequest( /* start real I/O */
int offset = pb->pb_offset;
int size = pb->pb_count_desired;
sector_t sector = pb->pb_bn;
size_t blocksize = pb->pb_target->pbr_blocksize;
unsigned int blocksize = pb->pb_target->pbr_bsize;
int locking;
locking = (pb->pb_flags & _PBF_LOCKABLE) == 0 && (pb->pb_locked == 0);
......@@ -1382,7 +1400,7 @@ pagebuf_iorequest( /* start real I/O */
bio = bio_alloc(GFP_NOIO, 1);
bio->bi_bdev = pb->pb_target->pbr_bdev;
bio->bi_sector = sector - (offset >> SECTOR_SHIFT);
bio->bi_sector = sector - (offset >> BBSHIFT);
bio->bi_end_io = bio_end_io_pagebuf;
bio->bi_private = pb;
bio->bi_vcnt++;
......@@ -1427,7 +1445,7 @@ pagebuf_iorequest( /* start real I/O */
next_chunk:
atomic_inc(&PBP(pb)->pb_io_remaining);
nr_pages = BIO_MAX_SECTORS >> (PAGE_SHIFT - SECTOR_SHIFT);
nr_pages = BIO_MAX_SECTORS >> (PAGE_SHIFT - BBSHIFT);
if (nr_pages > total_nr_pages)
nr_pages = total_nr_pages;
......@@ -1452,7 +1470,7 @@ pagebuf_iorequest( /* start real I/O */
offset = 0;
sector += nbytes >> SECTOR_SHIFT;
sector += nbytes >> BBSHIFT;
size -= nbytes;
total_nr_pages--;
}
......
fs/xfs/pagebuf/page_buf.h
View file @ 35d5263c
......@@ -132,11 +132,12 @@ typedef enum page_buf_flags_e { /* pb_flags values */
#define PBR_ALIGNED_ONLY 2 /* only use aligned I/O */
typedef struct pb_target {
int pbr_flags;
dev_t pbr_dev;
struct block_device *pbr_bdev;
struct address_space *pbr_mapping;
unsigned int pbr_blocksize;
unsigned int pbr_bsize;
unsigned int pbr_sshift;
size_t pbr_smask;
} pb_target_t;
/*
......
fs/xfs/xfs.h
View file @ 35d5263c
......@@ -33,6 +33,7 @@
#define __XFS_H__
#include <linux/config.h>
#include <linux/types.h>
#include <xfs_types.h>
#include <xfs_arch.h>
......
fs/xfs/xfs_acl.c
View file @ 35d5263c
......@@ -235,7 +235,7 @@ xfs_acl_vget(
if (kind == _ACL_TYPE_ACCESS) {
vattr_t va;
va.va_mask = AT_MODE;
va.va_mask = XFS_AT_MODE;
VOP_GETATTR(vp, &va, 0, sys_cred, error);
if (error)
goto out;
......@@ -372,7 +372,7 @@ xfs_acl_allow_set(
return EROFS;
if ((error = _MAC_VACCESS(vp, NULL, VWRITE)))
return error;
va.va_mask = AT_UID;
va.va_mask = XFS_AT_UID;
VOP_GETATTR(vp, &va, 0, NULL, error);
if (error)
return error;
......@@ -702,7 +702,7 @@ xfs_acl_vtoacl(
xfs_acl_get_attr(vp, access_acl, _ACL_TYPE_ACCESS, 0, &error);
if (!error) {
/* Got the ACL, need the mode... */
va.va_mask = AT_MODE;
va.va_mask = XFS_AT_MODE;
VOP_GETATTR(vp, &va, 0, sys_cred, error);
}
......@@ -800,12 +800,12 @@ xfs_acl_setmode(
* Copy the u::, g::, o::, and m:: bits from the ACL into the
* mode. The m:: bits take precedence over the g:: bits.
*/
va.va_mask = AT_MODE;
va.va_mask = XFS_AT_MODE;
VOP_GETATTR(vp, &va, 0, sys_cred, error);
if (error)
return error;
va.va_mask = AT_MODE;
va.va_mask = XFS_AT_MODE;
va.va_mode &= ~(S_IRWXU|S_IRWXG|S_IRWXO);
ap = acl->acl_entry;
for (i = 0; i < acl->acl_cnt; ++i) {
......
fs/xfs/xfs_alloc_btree.h
View file @ 35d5263c
......@@ -96,16 +96,22 @@ int xfs_alloc_block_minrecs(int lev, struct xfs_btree_cur *cur);
#endif
/*
* Minimum and maximum blocksize.
* Minimum and maximum blocksize and sectorsize.
* The blocksize upper limit is pretty much arbitrary.
* The sectorsize upper limit is due to sizeof(sb_sectsize).
*/
#define XFS_MIN_BLOCKSIZE_LOG 9 /* i.e. 512 bytes */
#define XFS_MAX_BLOCKSIZE_LOG 16 /* i.e. 65536 bytes */
#define XFS_MIN_BLOCKSIZE (1 << XFS_MIN_BLOCKSIZE_LOG)
#define XFS_MAX_BLOCKSIZE (1 << XFS_MAX_BLOCKSIZE_LOG)
#define XFS_MIN_SECTORSIZE_LOG 9 /* i.e. 512 bytes */
#define XFS_MAX_SECTORSIZE_LOG 15 /* i.e. 32768 bytes */
#define XFS_MIN_SECTORSIZE (1 << XFS_MIN_SECTORSIZE_LOG)
#define XFS_MAX_SECTORSIZE (1 << XFS_MAX_SECTORSIZE_LOG)
/*
* block numbers in the AG; SB is BB 0, AGF is BB 1, AGI is BB 2, AGFL is BB 3
* Block numbers in the AG:
* SB is sector 0, AGF is sector 1, AGI is sector 2, AGFL is sector 3.
*/
#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_BNO_BLOCK)
xfs_agblock_t xfs_bno_block(struct xfs_mount *mp);
......
fs/xfs/xfs_cap.c
View file @ 35d5263c
......@@ -192,7 +192,7 @@ xfs_cap_allow_set(
return EROFS;
if ((error = _MAC_VACCESS(vp, NULL, VWRITE)))
return error;
va.va_mask = AT_UID;
va.va_mask = XFS_AT_UID;
VOP_GETATTR(vp, &va, 0, NULL, error);
if (error)
return error;
......
fs/xfs/xfs_dir2.h
View file @ 35d5263c
......@@ -32,7 +32,6 @@
#ifndef __XFS_DIR2_H__
#define __XFS_DIR2_H__
struct dirent;
struct uio;
struct xfs_dabuf;
struct xfs_da_args;
......
fs/xfs/xfs_dir2_block.h
View file @ 35d5263c
......@@ -37,7 +37,6 @@
* Directory version 2, single block format structures
*/
struct dirent;
struct uio;
struct xfs_dabuf;
struct xfs_da_args;
......
fs/xfs/xfs_dir2_leaf.h
View file @ 35d5263c
......@@ -36,7 +36,6 @@
* Directory version 2, leaf block structures.
*/
struct dirent;
struct uio;
struct xfs_dabuf;
struct xfs_da_args;
......
fs/xfs/xfs_dir2_node.h
View file @ 35d5263c
......@@ -36,7 +36,6 @@
* Directory version 2, btree node format structures
*/
struct dirent;
struct uio;
struct xfs_dabuf;
struct xfs_da_args;
......
fs/xfs/xfs_dir2_sf.h
View file @ 35d5263c
......@@ -39,7 +39,6 @@
* fit into the literal area of the inode.
*/
struct dirent;
struct uio;
struct xfs_dabuf;
struct xfs_da_args;
......
fs/xfs/xfs_dir_leaf.h
View file @ 35d5263c
......@@ -42,7 +42,6 @@
* internal links in the Btree are logical block offsets into the file.
*/
struct dirent;
struct uio;
struct xfs_bmap_free;
struct xfs_dabuf;
......
fs/xfs/xfs_fs.h
View file @ 35d5263c
......@@ -30,12 +30,8 @@
*
* http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
*/
#ifndef _LINUX_XFS_FS_H
#define _LINUX_XFS_FS_H
#include <linux/types.h>
#include <asm/ioctl.h>
#ifndef __XFS_FS_H__
#define __XFS_FS_H__
/*
* SGI's XFS filesystem's major stuff (constants, structures)
......@@ -394,11 +390,13 @@ typedef struct {
* This is typically called by a stateless file server in order to generate
* "file handles".
*/
#ifndef MAXFIDSZ
#define MAXFIDSZ 46
typedef struct fid {
__u16 fid_len; /* length of data in bytes */
unsigned char fid_data[MAXFIDSZ]; /* data (variable length) */
} fid_t;
#endif
typedef struct xfs_fid {
__u16 xfs_fid_len; /* length of remainder */
......@@ -499,4 +497,4 @@ typedef struct xfs_handle {
#define BTOBBT(bytes) ((__u64)(bytes) >> BBSHIFT)
#define BBTOB(bbs) ((bbs) << BBSHIFT)
#endif /* _LINUX_XFS_FS_H */
#endif /* __XFS_FS_H__ */
fs/xfs/xfs_inode_item.c
View file @ 35d5263c
......@@ -433,7 +433,6 @@ xfs_inode_item_format(
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_ADATA | XFS_ILOG_ABROOT)));
if (iip->ili_format.ilf_fields & XFS_ILOG_AEXT) {
ASSERT(!(iip->ili_format.ilf_fields & XFS_ILOG_DEXT));
ASSERT(ip->i_afp->if_bytes > 0);
ASSERT(ip->i_afp->if_u1.if_extents != NULL);
ASSERT(ip->i_d.di_anextents > 0);
......
fs/xfs/xfs_log_recover.c
View file @ 35d5263c
......@@ -1839,10 +1839,9 @@ xlog_recover_do_dquot_buffer(
uint type;
/*
* Non-root filesystems are required to send in quota flags
* at mount time.
* Filesystems are required to send in quota flags at mount time.
*/
if (mp->m_qflags == 0 && mp->m_dev != rootdev) {
if (mp->m_qflags == 0) {
return;
}
......@@ -2289,30 +2288,28 @@ xlog_recover_do_dquot_trans(xlog_t *log,
mp = log->l_mp;
/*
* Non-root filesystems are required to send in quota flags
* at mount time.
* Filesystems are required to send in quota flags at mount time.
*/
if (mp->m_qflags == 0 && mp->m_dev != rootdev) {
if (mp->m_qflags == 0)
return (0);
}
recddq = (xfs_disk_dquot_t *)item->ri_buf[1].i_addr;
ASSERT(recddq);
/*
* This type of quotas was turned off, so ignore this record.
*/
type = INT_GET(recddq->d_flags, ARCH_CONVERT)&(XFS_DQ_USER|XFS_DQ_GROUP);
type = INT_GET(recddq->d_flags, ARCH_CONVERT) &
(XFS_DQ_USER | XFS_DQ_GROUP);
ASSERT(type);
if (log->l_quotaoffs_flag & type)
return (0);
/*
* At this point we know that if we are recovering a root filesystem
* then quota was _not_ turned off. Since there is no other flag
* indicate to us otherwise, this must mean that quota's on,
* and the dquot needs to be replayed. Remember that we may not have
* fully recovered the superblock yet, so we can't do the usual trick
* of looking at the SB quota bits.
* At this point we know that quota was _not_ turned off.
* Since the mount flags are not indicating to us otherwise, this
* must mean that quota is on, and the dquot needs to be replayed.
* Remember that we may not have fully recovered the superblock yet,
* so we can't do the usual trick of looking at the SB quota bits.
*
* The other possibility, of course, is that the quota subsystem was
* removed since the last mount - ENOSYS.
......@@ -2323,7 +2320,7 @@ xlog_recover_do_dquot_trans(xlog_t *log,
dq_f->qlf_id,
0, XFS_QMOPT_DOWARN,
"xlog_recover_do_dquot_trans (log copy)"))) {
if (error == ENOSYS)
if (error == ENOSYS)
return (0);
return XFS_ERROR(EIO);
}
......
fs/xfs/xfs_mount.c
View file @ 35d5263c
......@@ -91,7 +91,8 @@ static struct {
{ offsetof(xfs_sb_t, sb_unit), 0 },
{ offsetof(xfs_sb_t, sb_width), 0 },
{ offsetof(xfs_sb_t, sb_dirblklog), 0 },
{ offsetof(xfs_sb_t, sb_dummy), 1 },
{ offsetof(xfs_sb_t, sb_logsectlog), 0 },
{ offsetof(xfs_sb_t, sb_logsectsize),0 },
{ offsetof(xfs_sb_t, sb_logsunit), 0 },
{ sizeof(xfs_sb_t), 0 }
};
......@@ -119,6 +120,7 @@ xfs_mount_init(void)
spinlock_init(&mp->m_freeze_lock, "xfs_freeze");
init_sv(&mp->m_wait_unfreeze, SV_DEFAULT, "xfs_freeze", 0);
atomic_set(&mp->m_active_trans, 0);
mp->m_cxfstype = XFS_CXFS_NOT;
return mp;
} /* xfs_mount_init */
......@@ -213,13 +215,26 @@ xfs_mount_validate_sb(
return XFS_ERROR(EFSCORRUPTED);
}
if (!sbp->sb_logsectlog)
sbp->sb_logsectlog = sbp->sb_sectlog;
if (!sbp->sb_logsectsize)
sbp->sb_logsectsize = sbp->sb_sectsize;
/*
* More sanity checking. These were stolen directly from
* xfs_repair.
*/
if (sbp->sb_blocksize <= 0 ||
sbp->sb_agcount <= 0 ||
sbp->sb_sectsize <= 0 ||
if (sbp->sb_agcount <= 0 ||
sbp->sb_sectsize < XFS_MIN_SECTORSIZE ||
sbp->sb_sectsize > XFS_MAX_SECTORSIZE ||
sbp->sb_sectlog < XFS_MIN_SECTORSIZE_LOG ||
sbp->sb_sectlog > XFS_MAX_SECTORSIZE_LOG ||
sbp->sb_logsectsize < XFS_MIN_SECTORSIZE ||
sbp->sb_logsectsize > XFS_MAX_SECTORSIZE ||
sbp->sb_logsectlog < XFS_MIN_SECTORSIZE_LOG ||
sbp->sb_logsectlog > XFS_MAX_SECTORSIZE_LOG ||
sbp->sb_blocksize < XFS_MIN_BLOCKSIZE ||
sbp->sb_blocksize > XFS_MAX_BLOCKSIZE ||
sbp->sb_blocklog < XFS_MIN_BLOCKSIZE_LOG ||
sbp->sb_blocklog > XFS_MAX_BLOCKSIZE_LOG ||
sbp->sb_inodesize < XFS_DINODE_MIN_SIZE ||
......@@ -232,7 +247,7 @@ xfs_mount_validate_sb(
}
/*
* sanity check ag count, size fields against data size field
* Sanity check AG count, size fields against data size field
*/
if (sbp->sb_dblocks == 0 ||
sbp->sb_dblocks >
......@@ -268,7 +283,8 @@ xfs_mount_validate_sb(
PAGE_SIZE);
return XFS_ERROR(EWRONGFS);
}
return (0);
return 0;
}
void
......@@ -467,6 +483,7 @@ xfs_mount_common(xfs_mount_t *mp, xfs_sb_t *sbp)
mp->m_maxagi = mp->m_sb.sb_agcount;
mp->m_blkbit_log = sbp->sb_blocklog + XFS_NBBYLOG;
mp->m_blkbb_log = sbp->sb_blocklog - BBSHIFT;
mp->m_sectbb_log = sbp->sb_sectlog - BBSHIFT;
mp->m_agno_log = xfs_highbit32(sbp->sb_agcount - 1) + 1;
mp->m_agino_log = sbp->sb_inopblog + sbp->sb_agblklog;
mp->m_litino = sbp->sb_inodesize -
......@@ -560,7 +577,7 @@ xfs_mountfs(
xfs_daddr_t d;
extern xfs_ioops_t xfs_iocore_xfs; /* from xfs_iocore.c */
__uint64_t ret64;
uint quotaflags, quotaondisk, rootqcheck, needquotacheck;
uint quotaflags, quotaondisk;
uint uquotaondisk = 0, gquotaondisk = 0;
boolean_t needquotamount;
__int64_t update_flags;
......@@ -755,7 +772,9 @@ xfs_mountfs(
goto error1;
}
if (!noio) {
error = xfs_read_buf(mp, mp->m_ddev_targp, d - 1, 1, 0, &bp);
error = xfs_read_buf(mp, mp->m_ddev_targp,
d - XFS_FSS_TO_BB(mp, 1),
XFS_FSS_TO_BB(mp, 1), 0, &bp);
if (!error) {
xfs_buf_relse(bp);
} else {
......@@ -775,7 +794,9 @@ xfs_mountfs(
error = XFS_ERROR(E2BIG);
goto error1;
}
error = xfs_read_buf(mp, mp->m_logdev_targp, d - 1, 1, 0, &bp);
error = xfs_read_buf(mp, mp->m_logdev_targp,
d - XFS_LOGS_TO_BB(mp, 1),
XFS_LOGS_TO_BB(mp, 1), 0, &bp);
if (!error) {
xfs_buf_relse(bp);
} else {
......@@ -967,21 +988,13 @@ xfs_mountfs(
/*
* Figure out if we'll need to do a quotacheck.
* The requirements are a little different depending on whether
* this fs is root or not.
*/
rootqcheck = (mp->m_dev == rootdev && quotaondisk &&
((mp->m_sb.sb_qflags & XFS_UQUOTA_ACCT &&
(mp->m_sb.sb_qflags & XFS_UQUOTA_CHKD) == 0) ||
(mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT &&
(mp->m_sb.sb_qflags & XFS_GQUOTA_CHKD) == 0)));
needquotacheck = rootqcheck || XFS_QM_NEED_QUOTACHECK(mp);
if (XFS_IS_QUOTA_ON(mp) || quotaondisk) {
/*
* Call mount_quotas at this point only if we won't have to do
* a quotacheck.
*/
if (quotaondisk && !needquotacheck) {
if (quotaondisk && !XFS_QM_NEED_QUOTACHECK(mp)) {
/*
* If the xfs quota code isn't installed,
* we have to reset the quotachk'd bit.
......@@ -1020,10 +1033,6 @@ xfs_mountfs(
if (needquotamount) {
ASSERT(mp->m_qflags == 0);
mp->m_qflags = quotaflags;
rootqcheck = (mp->m_dev == rootdev && needquotacheck);
if (rootqcheck && (error = xfs_dev_is_read_only(mp,
"quotacheck")))
goto error2;
if (xfs_qm_mount_quotas(mp))
xfs_mount_reset_sbqflags(mp);
}
......
fs/xfs/xfs_mount.h
View file @ 35d5263c
......@@ -232,6 +232,7 @@ typedef struct xfs_mount {
__uint8_t m_mk_sharedro; /* mark shared ro on unmount */
__uint8_t m_inode_quiesce;/* call quiesce on new inodes.
field governed by m_ilock */
__uint8_t m_sectbb_log; /* sectlog - BBSHIFT */
__uint8_t m_dirversion; /* 1 or 2 */
xfs_dirops_t m_dirops; /* table of dir funcs */
int m_dirblksize; /* directory block sz--bytes */
......@@ -265,7 +266,7 @@ typedef struct xfs_mount {
#if XFS_BIG_FILESYSTEMS
#define XFS_MOUNT_INO64 0x00000002
#endif
#define XFS_MOUNT_ROOTQCHECK 0x00000004
/* 0x00000004 -- currently unused */
/* 0x00000008 -- currently unused */
#define XFS_MOUNT_FS_SHUTDOWN 0x00000010 /* atomic stop of all filesystem
operations, typically for
......
fs/xfs/xfs_qm.c
View file @ 35d5263c
......@@ -301,27 +301,24 @@ xfs_qm_unmount_quotadestroy(
/*
* This is called from xfs_mountfs to start quotas and initialize all
* necessary data structures like quotainfo, and in the rootfs's case
* xfs_Gqm. This is also responsible for running a quotacheck as necessary.
* We are guaranteed that the superblock is consistently read in at this
* point.
* necessary data structures like quotainfo. This is also responsible for
* running a quotacheck as necessary. We are guaranteed that the superblock
* is consistently read in at this point.
*/
int
xfs_qm_mount_quotas(
xfs_mount_t *mp)
{
unsigned long s;
int error;
unsigned long s;
int error = 0;
uint sbf;
error = 0;
/*
* If a non-root file system had quotas running earlier, but decided
* to mount without -o quota/pquota options, revoke the quotachecked
* license, and bail out.
* If a file system had quotas running earlier, but decided to
* mount without -o quota/uquota/gquota options, revoke the
* quotachecked license, and bail out.
*/
if (! XFS_IS_QUOTA_ON(mp) &&
(mp->m_dev != rootdev) &&
(mp->m_sb.sb_qflags & (XFS_UQUOTA_ACCT|XFS_GQUOTA_ACCT))) {
mp->m_qflags = 0;
goto write_changes;
......@@ -342,32 +339,6 @@ xfs_qm_mount_quotas(
#if defined(DEBUG) && defined(XFS_LOUD_RECOVERY)
cmn_err(CE_NOTE, "Attempting to turn on disk quotas.");
#endif
/*
* If this is the root file system, mark flags in mount struct first.
* We couldn't do this earlier because we didn't have the superblock
* read in.
*/
if (mp->m_dev == rootdev) {
ASSERT(XFS_SB_VERSION_HASQUOTA(&mp->m_sb));
ASSERT(mp->m_sb.sb_qflags &
(XFS_UQUOTA_ACCT|XFS_GQUOTA_ACCT));
if (xfs_Gqm == NULL) {
if ((xfs_Gqm = xfs_qm_init()) == NULL) {
mp->m_qflags = 0;
error = EINVAL;
goto write_changes;
}
}
mp->m_qflags = mp->m_sb.sb_qflags;
if (mp->m_qflags & XFS_UQUOTA_ACCT)
mp->m_qflags |= XFS_UQUOTA_ACTIVE;
if (mp->m_qflags & XFS_GQUOTA_ACCT)
mp->m_qflags |= XFS_GQUOTA_ACTIVE;
/*
* The quotainode of the root file system may or may not
* exist at this point.
*/
}
ASSERT(XFS_IS_QUOTA_RUNNING(mp));
/*
......@@ -545,20 +516,6 @@ xfs_qm_dqflush_all(
if (error)
return (error);
/*
* If this is the root filesystem doing a quotacheck,
* we should do periodic bflushes. This is because there's
* no bflushd at this point.
*/
if (mp->m_flags & XFS_MOUNT_ROOTQCHECK) {
if (++niters == XFS_QM_MAX_DQCLUSTER_LOGSZ) {
xfs_log_force(mp, (xfs_lsn_t)0,
XFS_LOG_FORCE | XFS_LOG_SYNC);
XFS_bflush(mp->m_ddev_targp);
niters = 0;
}
}
xfs_qm_mplist_lock(mp);
if (recl != XFS_QI_MPLRECLAIMS(mp)) {
xfs_qm_mplist_unlock(mp);
......@@ -1568,22 +1525,6 @@ xfs_qm_dqiter_bufs(
flags & XFS_QMOPT_UQUOTA ?
XFS_DQ_USER : XFS_DQ_GROUP);
xfs_bdwrite(mp, bp);
/*
* When quotachecking the root filesystem,
* we may not have bdflush, and we may fill
* up all available freebufs.
* The workaround here is to push on the
* log and do a bflush on the rootdev
* periodically.
*/
if (mp->m_flags & XFS_MOUNT_ROOTQCHECK) {
if (++notcommitted == incr) {
xfs_log_force(mp, (xfs_lsn_t)0,
XFS_LOG_FORCE | XFS_LOG_SYNC);
XFS_bflush(mp->m_ddev_targp);
notcommitted = 0;
}
}
/*
* goto the next block.
*/
......@@ -1982,7 +1923,6 @@ xfs_qm_quotacheck(
error_return:
cmn_err(CE_NOTE, "XFS quotacheck %s: Done.", mp->m_fsname);
mp->m_flags &= ~(XFS_MOUNT_ROOTQCHECK);
return (error);
}
......@@ -2034,9 +1974,9 @@ xfs_qm_init_quotainos(
/*
* Create the two inodes, if they don't exist already. The changes
* made above will get added to a transaction and logged in one of
* the qino_alloc calls below.
* the qino_alloc calls below. If the device is readonly,
* temporarily switch to read-write to do this.
*/
if (XFS_IS_UQUOTA_ON(mp) && uip == NULL) {
if ((error = xfs_qm_qino_alloc(mp, &uip,
sbflags | XFS_SB_UQUOTINO,
......@@ -2145,20 +2085,6 @@ xfs_qm_shake_freelist(
*/
if (XFS_DQ_IS_DIRTY(dqp)) {
xfs_dqtrace_entry(dqp, "DQSHAKE: DQDIRTY");
/*
* We'll be doing a dqflush, and it is
* possible to fill up the entire buffer cache
* with dirty delayed write buffers when doing
* this on a root filesystem, if bdflush isn't
* running. So, do a flush periodically.
*/
if (dqp->q_mount->m_flags & XFS_MOUNT_ROOTQCHECK) {
if (!(++nflushes % XFS_QM_MAX_DQCLUSTER_LOGSZ)){
xfs_log_force(dqp->q_mount, (xfs_lsn_t)0,
XFS_LOG_FORCE | XFS_LOG_SYNC);
XFS_bflush(dqp->q_mount->m_ddev_targp);
}
}
/*
* We flush it delayed write, so don't bother
* releasing the mplock.
......@@ -2329,21 +2255,6 @@ xfs_qm_dqreclaim_one(void)
*/
if (XFS_DQ_IS_DIRTY(dqp)) {
xfs_dqtrace_entry(dqp, "DQRECLAIM: DQDIRTY");
/*
* We'll be doing a dqflush, and it is
* possible to fill up the entire buffer cache
* with dirty delayed write buffers when doing
* this on a root filesystem, if bdflush isn't
* running. So, do a flush periodically.
*/
if (dqp->q_mount->m_flags & XFS_MOUNT_ROOTQCHECK) {
if (!(++nflushes % XFS_QM_MAX_DQCLUSTER_LOGSZ)) {
xfs_log_force(dqp->q_mount, (xfs_lsn_t)0,
XFS_LOG_FORCE | XFS_LOG_SYNC);
XFS_bflush(dqp->q_mount->m_ddev_targp);
}
}
/*
* We flush it delayed write, so don't bother
* releasing the freelist lock.
......
fs/xfs/xfs_qm_syscalls.c
View file @ 35d5263c
......@@ -99,8 +99,6 @@ linvfs_setxstate(
return -xfs_qm_scall_quotaon(mp, qflags);
case Q_XQUOTAOFF:
qflags = xfs_qm_import_flags(flags);
if (mp->m_dev == rootdev)
return -xfs_qm_scall_quotaoff(mp, qflags, B_FALSE);
if (!XFS_IS_QUOTA_ON(mp))
return -ESRCH;
return -xfs_qm_scall_quotaoff(mp, qflags, B_FALSE);
......@@ -169,17 +167,16 @@ xfs_qm_scall_quotaoff(
int error;
uint inactivate_flags;
xfs_qoff_logitem_t *qoffstart;
uint sbflags, newflags;
int nculprits;
if (!force && !capable(CAP_SYS_ADMIN))
return XFS_ERROR(EPERM);
/*
* Only root file system can have quotas enabled on disk but not
* in core. Note that quota utilities (like quotaoff) _expect_
* No file system can have quotas enabled on disk but not in core.
* Note that quota utilities (like quotaoff) _expect_
* errno == EEXIST here.
*/
if (mp->m_dev != rootdev && (mp->m_qflags & flags) == 0)
if ((mp->m_qflags & flags) == 0)
return XFS_ERROR(EEXIST);
error = 0;
......@@ -191,54 +188,14 @@ xfs_qm_scall_quotaoff(
* critical thing.
* If quotaoff, then we must be dealing with the root filesystem.
*/
ASSERT(mp->m_quotainfo || mp->m_dev == rootdev);
ASSERT(mp->m_quotainfo);
if (mp->m_quotainfo)
mutex_lock(&(XFS_QI_QOFFLOCK(mp)), PINOD);
/*
* Root file system may or may not have quotas on in core.
* We have to perform the quotaoff accordingly.
*/
if (mp->m_dev == rootdev) {
s = XFS_SB_LOCK(mp);
sbflags = mp->m_sb.sb_qflags;
if ((mp->m_qflags & flags) == 0) {
mp->m_sb.sb_qflags &= ~(flags);
newflags = mp->m_sb.sb_qflags;
XFS_SB_UNLOCK(mp, s);
if (mp->m_quotainfo)
mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
if (sbflags != newflags)
error = xfs_qm_write_sb_changes(mp, XFS_SB_QFLAGS);
return (error);
}
XFS_SB_UNLOCK(mp, s);
if ((sbflags & flags) != (mp->m_qflags & flags)) {
/*
* This can happen only with grp+usr quota
* combination. Note: 1) accounting cannot be turned
* off without enforcement also getting turned off.
* 2) Every flag that exists in mpqflags MUST exist
* in sbqflags (but not vice versa).
* which means at this point sbqflags = UQ+GQ+..,
* and mpqflags = UQ or GQ.
*/
ASSERT(sbflags & XFS_GQUOTA_ACCT);
ASSERT((sbflags & XFS_ALL_QUOTA_ACCT) !=
(mp->m_qflags & XFS_ALL_QUOTA_ACCT));
qdprintk("quotaoff, sbflags=%x flags=%x m_qflags=%x\n",
sbflags, flags, mp->m_qflags);
/* XXX TBD Finish this for group quota support */
/* We need to update the SB and mp separately */
return XFS_ERROR(EINVAL);
}
}
ASSERT(mp->m_quotainfo);
/*
* if we're just turning off quota enforcement, change mp and go.
* If we're just turning off quota enforcement, change mp and go.
*/
if ((flags & XFS_ALL_QUOTA_ACCT) == 0) {
mp->m_qflags &= ~(flags);
......@@ -272,8 +229,8 @@ xfs_qm_scall_quotaoff(
}
/*
* Nothing to do? Don't complain.
* This happens when we're just turning off quota enforcement.
* Nothing to do? Don't complain. This happens when we're just
* turning off quota enforcement.
*/
if ((mp->m_qflags & flags) == 0) {
mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
......@@ -326,9 +283,8 @@ xfs_qm_scall_quotaoff(
* So, if we couldn't purge all the dquots from the filesystem,
* we can't get rid of the incore data structures.
*/
while ((nculprits = xfs_qm_dqpurge_all(mp, dqtype|XFS_QMOPT_QUOTAOFF))) {
while ((nculprits = xfs_qm_dqpurge_all(mp, dqtype|XFS_QMOPT_QUOTAOFF)))
delay(10 * nculprits);
}
/*
* Transactions that had started before ACTIVE state bit was cleared
......@@ -406,11 +362,9 @@ xfs_qm_scall_trunc_qfiles(
/*
* This does two separate functions:
* Switch on quotas for the root file system. This will take effect only
* on reboot.
* Switch on (a given) quota enforcement for both root and non-root filesystems.
* This takes effect immediately.
* Switch on (a given) quota enforcement for a filesystem. This takes
* effect immediately.
* (Switching on quota accounting must be done at mount time.)
*/
STATIC int
xfs_qm_scall_quotaon(
......@@ -422,37 +376,26 @@ xfs_qm_scall_quotaon(
uint qf;
uint accflags;
__int64_t sbflags;
boolean_t rootfs;
boolean_t delay;
if (!capable(CAP_SYS_ADMIN))
return XFS_ERROR(EPERM);
rootfs = (boolean_t) (mp->m_dev == rootdev);
flags &= (XFS_ALL_QUOTA_ACCT | XFS_ALL_QUOTA_ENFD);
/*
* If caller wants to turn on accounting on /, but accounting
* is already turned on, ignore ACCTing flags.
* Switching on quota accounting for non-root filesystems
* must be done at mount time.
* Switching on quota accounting must be done at mount time.
*/
accflags = flags & XFS_ALL_QUOTA_ACCT;
if (!rootfs ||
(accflags && rootfs && ((mp->m_qflags & accflags) == accflags))) {
flags &= ~(XFS_ALL_QUOTA_ACCT);
}
flags &= ~(XFS_ALL_QUOTA_ACCT);
sbflags = 0;
delay = (boolean_t) ((flags & XFS_ALL_QUOTA_ACCT) != 0);
if (flags == 0) {
qdprintk("quotaon: zero flags, m_qflags=%x\n", mp->m_qflags);
return XFS_ERROR(EINVAL);
}
/* Only rootfs can turn on quotas with a delayed effect */
ASSERT(!delay || rootfs);
/* No fs can turn on quotas with a delayed effect */
ASSERT((flags & XFS_ALL_QUOTA_ACCT) == 0);
/*
* Can't enforce without accounting. We check the superblock
......@@ -476,22 +419,6 @@ xfs_qm_scall_quotaon(
if ((mp->m_qflags & flags) == flags)
return XFS_ERROR(EEXIST);
/*
* Change superblock version (if needed) for the root filesystem
*/
if (rootfs && !XFS_SB_VERSION_HASQUOTA(&mp->m_sb)) {
qdprintk("Old superblock version %x\n", mp->m_sb.sb_versionnum);
s = XFS_SB_LOCK(mp);
XFS_SB_VERSION_ADDQUOTA(&mp->m_sb);
mp->m_sb.sb_uquotino = NULLFSINO;
mp->m_sb.sb_gquotino = NULLFSINO;
mp->m_sb.sb_qflags = 0;
XFS_SB_UNLOCK(mp, s);
qdprintk("Converted to version %x\n", mp->m_sb.sb_versionnum);
sbflags |= (XFS_SB_VERSIONNUM | XFS_SB_UQUOTINO |
XFS_SB_GQUOTINO | XFS_SB_QFLAGS);
}
/*
* Change sb_qflags on disk but not incore mp->qflags
* if this is the root filesystem.
......@@ -511,11 +438,9 @@ xfs_qm_scall_quotaon(
if ((error = xfs_qm_write_sb_changes(mp, sbflags)))
return (error);
/*
* If we had just turned on quotas (ondisk) for rootfs, or if we aren't
* trying to switch on quota enforcement, we are done.
* If we aren't trying to switch on quota enforcement, we are done.
*/
if (delay ||
((mp->m_sb.sb_qflags & XFS_UQUOTA_ACCT) !=
if (((mp->m_sb.sb_qflags & XFS_UQUOTA_ACCT) !=
(mp->m_qflags & XFS_UQUOTA_ACCT)) ||
(flags & XFS_ALL_QUOTA_ENFD) == 0)
return (0);
......@@ -524,8 +449,7 @@ xfs_qm_scall_quotaon(
return XFS_ERROR(ESRCH);
/*
* Switch on quota enforcement in core. This applies to both root
* and non-root file systems.
* Switch on quota enforcement in core.
*/
mutex_lock(&(XFS_QI_QOFFLOCK(mp)), PINOD);
mp->m_qflags |= (flags & XFS_ALL_QUOTA_ENFD);
......@@ -546,7 +470,6 @@ xfs_qm_scall_getqstat(
{
xfs_inode_t *uip, *gip;
boolean_t tempuqip, tempgqip;
__uint16_t sbflags;
uip = gip = NULL;
tempuqip = tempgqip = B_FALSE;
......@@ -561,20 +484,6 @@ xfs_qm_scall_getqstat(
out->qs_flags = (__uint16_t) xfs_qm_export_flags(mp->m_qflags &
(XFS_ALL_QUOTA_ACCT|
XFS_ALL_QUOTA_ENFD));
/*
* If the qflags are different on disk, as can be the case when
* root filesystem's quotas are being turned on, return them in the
* HI 8 bits.
*/
if (mp->m_dev == rootdev) {
sbflags = (__uint16_t) xfs_qm_export_flags(mp->m_sb.sb_qflags &
(XFS_ALL_QUOTA_ACCT|
XFS_ALL_QUOTA_ENFD));
ASSERT((out->qs_flags & 0xff00) == 0);
if (sbflags != out->qs_flags)
out->qs_flags |= ((sbflags & 0x00ff) << 8);
}
out->qs_pad = 0;
out->qs_uquota.qfs_ino = mp->m_sb.sb_uquotino;
out->qs_gquota.qfs_ino = mp->m_sb.sb_gquotino;
......
fs/xfs/xfs_rename.c
View file @ 35d5263c
......@@ -78,8 +78,8 @@ STATIC int
xfs_lock_for_rename(
xfs_inode_t *dp1, /* old (source) directory inode */
xfs_inode_t *dp2, /* new (target) directory inode */
struct dentry *dentry1, /* old entry name */
struct dentry *dentry2, /* new entry name */
vname_t *dentry1, /* old entry name */
vname_t *dentry2, /* new entry name */
xfs_inode_t **ipp1, /* inode of old entry */
xfs_inode_t **ipp2, /* inode of new entry, if it
already exists, NULL otherwise. */
......@@ -224,9 +224,9 @@ int xfs_renames;
int
xfs_rename(
bhv_desc_t *src_dir_bdp,
struct dentry *src_dentry,
vname_t *src_dentry,
vnode_t *target_dir_vp,
struct dentry *target_dentry,
vname_t *target_dentry,
cred_t *credp)
{
xfs_trans_t *tp;
......@@ -246,8 +246,8 @@ xfs_rename(
int spaceres;
int target_link_zero = 0;
int num_inodes;
char *src_name = (char *)src_dentry->d_name.name;
char *target_name = (char *)target_dentry->d_name.name;
char *src_name = VNAME(src_dentry);
char *target_name = VNAME(target_dentry);
int src_namelen;
int target_namelen;
#ifdef DEBUG
......@@ -268,10 +268,10 @@ xfs_rename(
if (target_dir_bdp == NULL) {
return XFS_ERROR(EXDEV);
}
src_namelen = src_dentry->d_name.len;
src_namelen = VNAMELEN(src_dentry);
if (src_namelen >= MAXNAMELEN)
return XFS_ERROR(ENAMETOOLONG);
target_namelen = target_dentry->d_name.len;
target_namelen = VNAMELEN(target_dentry);
if (target_namelen >= MAXNAMELEN)
return XFS_ERROR(ENAMETOOLONG);
src_dp = XFS_BHVTOI(src_dir_bdp);
......
fs/xfs/xfs_sb.h
View file @ 35d5263c
......@@ -34,7 +34,7 @@
/*
* Super block
* Fits into a 512-byte buffer at daddr_t 0 of each allocation group.
* Fits into a sector-sized buffer at address 0 of each allocation group.
* Only the first of these is ever updated except during growfs.
*/
......@@ -140,7 +140,8 @@ typedef struct xfs_sb
__uint32_t sb_unit; /* stripe or raid unit */
__uint32_t sb_width; /* stripe or raid width */
__uint8_t sb_dirblklog; /* log2 of dir block size (fsbs) */
__uint8_t sb_dummy[3]; /* padding */
__uint8_t sb_logsectlog; /* log2 of the log sector size */
__uint16_t sb_logsectsize; /* sector size for the log, bytes */
__uint32_t sb_logsunit; /* stripe unit size for the log */
} xfs_sb_t;
......@@ -159,7 +160,7 @@ typedef enum {
XFS_SBS_IFREE, XFS_SBS_FDBLOCKS, XFS_SBS_FREXTENTS, XFS_SBS_UQUOTINO,
XFS_SBS_GQUOTINO, XFS_SBS_QFLAGS, XFS_SBS_FLAGS, XFS_SBS_SHARED_VN,
XFS_SBS_INOALIGNMT, XFS_SBS_UNIT, XFS_SBS_WIDTH, XFS_SBS_DIRBLKLOG,
XFS_SBS_DUMMY, XFS_SBS_LOGSUNIT,
XFS_SBS_LOGSECTLOG, XFS_SBS_LOGSECTSIZE, XFS_SBS_LOGSUNIT,
XFS_SBS_FIELDCOUNT
} xfs_sb_field_t;
......@@ -444,7 +445,7 @@ int xfs_sb_version_subextflgbit(xfs_sb_t *sbp);
* end of superblock version macros
*/
#define XFS_SB_DADDR ((xfs_daddr_t)0) /* daddr in filesystem/ag */
#define XFS_SB_DADDR ((xfs_daddr_t)0) /* daddr in filesystem/ag */
#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_SB_BLOCK)
xfs_agblock_t xfs_sb_block(struct xfs_mount *mp);
#define XFS_SB_BLOCK(mp) xfs_sb_block(mp)
......@@ -474,6 +475,28 @@ xfs_daddr_t xfs_fsb_to_daddr(struct xfs_mount *mp, xfs_fsblock_t fsbno);
XFS_FSB_TO_AGBNO(mp,fsbno))
#endif
#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_BUF_TO_SBP)
xfs_sb_t *xfs_buf_to_sbp(struct xfs_buf *bp);
#define XFS_BUF_TO_SBP(bp) xfs_buf_to_sbp(bp)
#else
#define XFS_BUF_TO_SBP(bp) ((xfs_sb_t *)XFS_BUF_PTR(bp))
#endif
/*
* File system sector to basic block conversions.
*/
#define XFS_FSS_TO_BB(mp,sec) ((sec) << (mp)->m_sectbb_log)
#define XFS_LOGS_TO_BB(mp,sec) ((sec) << ((mp)->m_sb.sb_logsectlog - BBSHIFT))
#define XFS_BB_TO_FSS(mp,bb) \
(((bb) + (XFS_FSS_TO_BB(mp,1) - 1)) >> (mp)->m_sectbb_log)
#define XFS_BB_TO_FSST(mp,bb) ((bb) >> (mp)->m_sectbb_log)
/*
* File system sector to byte conversions.
*/
#define XFS_FSS_TO_B(mp,sectno) ((xfs_fsize_t)(sectno) << (mp)->m_sb.sb_sectlog)
#define XFS_B_TO_FSST(mp,b) (((__uint64_t)(b)) >> (mp)->m_sb.sb_sectlog)
/*
* File system block to basic block conversions.
*/
......@@ -493,11 +516,4 @@ xfs_daddr_t xfs_fsb_to_daddr(struct xfs_mount *mp, xfs_fsblock_t fsbno);
#define XFS_B_TO_FSBT(mp,b) (((__uint64_t)(b)) >> (mp)->m_sb.sb_blocklog)
#define XFS_B_FSB_OFFSET(mp,b) ((b) & (mp)->m_blockmask)
#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_BUF_TO_SBP)
xfs_sb_t *xfs_buf_to_sbp(struct xfs_buf *bp);
#define XFS_BUF_TO_SBP(bp) xfs_buf_to_sbp(bp)
#else
#define XFS_BUF_TO_SBP(bp) ((xfs_sb_t *)XFS_BUF_PTR(bp))
#endif
#endif /* __XFS_SB_H__ */
fs/xfs/xfs_types.h
View file @ 35d5263c
......@@ -151,7 +151,7 @@ typedef __uint64_t xfs_fileoff_t; /* block number in a file */
typedef __int64_t xfs_sfiloff_t; /* signed block number in a file */
typedef __uint64_t xfs_filblks_t; /* number of blocks in a file */
typedef __uint8_t xfs_arch_t; /* architecutre of an xfs fs */
typedef __uint8_t xfs_arch_t; /* architecture of an xfs fs */
/*
* Null values for the types.
......@@ -195,119 +195,6 @@ typedef enum {
} xfs_btnum_t;
#if defined(CONFIG_PROC_FS) && defined(__KERNEL__) && !defined(XFS_STATS_OFF)
/*
* XFS global statistics
*/
struct xfsstats {
# define XFSSTAT_END_EXTENT_ALLOC 4
__uint32_t xs_allocx;
__uint32_t xs_allocb;
__uint32_t xs_freex;
__uint32_t xs_freeb;
# define XFSSTAT_END_ALLOC_BTREE (XFSSTAT_END_EXTENT_ALLOC+4)
__uint32_t xs_abt_lookup;
__uint32_t xs_abt_compare;
__uint32_t xs_abt_insrec;
__uint32_t xs_abt_delrec;
# define XFSSTAT_END_BLOCK_MAPPING (XFSSTAT_END_ALLOC_BTREE+7)
__uint32_t xs_blk_mapr;
__uint32_t xs_blk_mapw;
__uint32_t xs_blk_unmap;
__uint32_t xs_add_exlist;
__uint32_t xs_del_exlist;
__uint32_t xs_look_exlist;
__uint32_t xs_cmp_exlist;
# define XFSSTAT_END_BLOCK_MAP_BTREE (XFSSTAT_END_BLOCK_MAPPING+4)
__uint32_t xs_bmbt_lookup;
__uint32_t xs_bmbt_compare;
__uint32_t xs_bmbt_insrec;
__uint32_t xs_bmbt_delrec;
# define XFSSTAT_END_DIRECTORY_OPS (XFSSTAT_END_BLOCK_MAP_BTREE+4)
__uint32_t xs_dir_lookup;
__uint32_t xs_dir_create;
__uint32_t xs_dir_remove;
__uint32_t xs_dir_getdents;
# define XFSSTAT_END_TRANSACTIONS (XFSSTAT_END_DIRECTORY_OPS+3)
__uint32_t xs_trans_sync;
__uint32_t xs_trans_async;
__uint32_t xs_trans_empty;
# define XFSSTAT_END_INODE_OPS (XFSSTAT_END_TRANSACTIONS+7)
__uint32_t xs_ig_attempts;
__uint32_t xs_ig_found;
__uint32_t xs_ig_frecycle;
__uint32_t xs_ig_missed;
__uint32_t xs_ig_dup;
__uint32_t xs_ig_reclaims;
__uint32_t xs_ig_attrchg;
# define XFSSTAT_END_LOG_OPS (XFSSTAT_END_INODE_OPS+5)
__uint32_t xs_log_writes;
__uint32_t xs_log_blocks;
__uint32_t xs_log_noiclogs;
__uint32_t xs_log_force;
__uint32_t xs_log_force_sleep;
# define XFSSTAT_END_TAIL_PUSHING (XFSSTAT_END_LOG_OPS+10)
__uint32_t xs_try_logspace;
__uint32_t xs_sleep_logspace;
__uint32_t xs_push_ail;
__uint32_t xs_push_ail_success;
__uint32_t xs_push_ail_pushbuf;
__uint32_t xs_push_ail_pinned;
__uint32_t xs_push_ail_locked;
__uint32_t xs_push_ail_flushing;
__uint32_t xs_push_ail_restarts;
__uint32_t xs_push_ail_flush;
# define XFSSTAT_END_WRITE_CONVERT (XFSSTAT_END_TAIL_PUSHING+2)
__uint32_t xs_xstrat_quick;
__uint32_t xs_xstrat_split;
# define XFSSTAT_END_READ_WRITE_OPS (XFSSTAT_END_WRITE_CONVERT+2)
__uint32_t xs_write_calls;
__uint32_t xs_read_calls;
# define XFSSTAT_END_ATTRIBUTE_OPS (XFSSTAT_END_READ_WRITE_OPS+4)
__uint32_t xs_attr_get;
__uint32_t xs_attr_set;
__uint32_t xs_attr_remove;
__uint32_t xs_attr_list;
# define XFSSTAT_END_QUOTA_OPS (XFSSTAT_END_ATTRIBUTE_OPS+8)
__uint32_t xs_qm_dqreclaims;
__uint32_t xs_qm_dqreclaim_misses;
__uint32_t xs_qm_dquot_dups;
__uint32_t xs_qm_dqcachemisses;
__uint32_t xs_qm_dqcachehits;
__uint32_t xs_qm_dqwants;
__uint32_t xs_qm_dqshake_reclaims;
__uint32_t xs_qm_dqinact_reclaims;
# define XFSSTAT_END_INODE_CLUSTER (XFSSTAT_END_QUOTA_OPS+3)
__uint32_t xs_iflush_count;
__uint32_t xs_icluster_flushcnt;
__uint32_t xs_icluster_flushinode;
# define XFSSTAT_END_VNODE_OPS (XFSSTAT_END_INODE_CLUSTER+8)
__uint32_t vn_active; /* # vnodes not on free lists */
__uint32_t vn_alloc; /* # times vn_alloc called */
__uint32_t vn_get; /* # times vn_get called */
__uint32_t vn_hold; /* # times vn_hold called */
__uint32_t vn_rele; /* # times vn_rele called */
__uint32_t vn_reclaim; /* # times vn_reclaim called */
__uint32_t vn_remove; /* # times vn_remove called */
__uint32_t vn_free; /* # times vn_free called */
/* Extra precision counters */
__uint64_t xs_xstrat_bytes;
__uint64_t xs_write_bytes;
__uint64_t xs_read_bytes;
};
extern struct xfsstats xfsstats;
# define XFS_STATS_INC(count) ( (count)++ )
# define XFS_STATS_DEC(count) ( (count)-- )
# define XFS_STATS_ADD(count, inc) ( (count) += (inc) )
#else /* !CONFIG_PROC_FS */
# define XFS_STATS_INC(count)
# define XFS_STATS_DEC(count)
# define XFS_STATS_ADD(count, inc)
#endif /* !CONFIG_PROC_FS */
/*
* Juggle IRIX device numbers - still used in ondisk structures
*/
......
fs/xfs/xfs_utils.c
View file @ 35d5263c
......@@ -45,11 +45,11 @@ struct xfsstats xfsstats;
*/
int
xfs_get_dir_entry(
struct dentry *dentry,
xfs_inode_t **ipp)
vname_t *dentry,
xfs_inode_t **ipp)
{
vnode_t *vp;
bhv_desc_t *bdp;
vnode_t *vp;
bhv_desc_t *bdp;
ASSERT(dentry->d_inode);
......@@ -66,24 +66,23 @@ xfs_get_dir_entry(
int
xfs_dir_lookup_int(
bhv_desc_t *dir_bdp,
uint lock_mode,
struct dentry *dentry,
xfs_ino_t *inum,
xfs_inode_t **ipp)
bhv_desc_t *dir_bdp,
uint lock_mode,
vname_t *dentry,
xfs_ino_t *inum,
xfs_inode_t **ipp)
{
vnode_t *dir_vp;
xfs_inode_t *dp;
int error;
dir_vp = BHV_TO_VNODE(dir_bdp);
vn_trace_entry(dir_vp, "xfs_dir_lookup_int",
(inst_t *)__return_address);
vn_trace_entry(dir_vp, __FUNCTION__, (inst_t *)__return_address);
dp = XFS_BHVTOI(dir_bdp);
error = XFS_DIR_LOOKUP(dp->i_mount, NULL, dp,
(char *)dentry->d_name.name, dentry->d_name.len, inum);
VNAME(dentry), VNAMELEN(dentry), inum);
if (!error) {
/*
* Unlock the directory. We do this because we can't
......
fs/xfs/xfs_utils.h
View file @ 35d5263c
......@@ -37,66 +37,16 @@
#define ITRACE(ip) vn_trace_ref(XFS_ITOV(ip), __FILE__, __LINE__, \
(inst_t *)__return_address)
struct bhv_desc;
struct cred;
struct vnode;
struct xfs_inode;
struct xfs_mount;
struct xfs_trans;
extern int
xfs_rename(
struct bhv_desc *src_dir_bdp,
struct dentry *src_dentry,
struct vnode *target_dir_vp,
struct dentry *target_dentry,
struct cred *credp);
extern int
xfs_get_dir_entry(
struct dentry *dentry,
xfs_inode_t **ipp);
extern int
xfs_dir_lookup_int(
struct bhv_desc *dir_bdp,
uint lock_mode,
struct dentry *dentry,
xfs_ino_t *inum,
struct xfs_inode **ipp);
extern int
xfs_truncate_file(
struct xfs_mount *mp,
struct xfs_inode *ip);
extern int
xfs_dir_ialloc(
struct xfs_trans **tpp,
struct xfs_inode *dp,
mode_t mode,
nlink_t nlink,
xfs_dev_t rdev,
struct cred *credp,
prid_t prid,
int okalloc,
struct xfs_inode **ipp,
int *committed);
extern int
xfs_droplink(
struct xfs_trans *tp,
struct xfs_inode *ip);
extern int
xfs_bumplink(
struct xfs_trans *tp,
struct xfs_inode *ip);
extern void
xfs_bump_ino_vers2(
struct xfs_trans *tp,
struct xfs_inode *ip);
#endif /* XFS_UTILS_H */
extern int xfs_rename (bhv_desc_t *, vname_t *, vnode_t *, vname_t *, cred_t *);
extern int xfs_get_dir_entry (vname_t *, xfs_inode_t **);
extern int xfs_dir_lookup_int (bhv_desc_t *, uint, vname_t *, xfs_ino_t *,
xfs_inode_t **);
extern int xfs_truncate_file (xfs_mount_t *, xfs_inode_t *);
extern int xfs_dir_ialloc (xfs_trans_t **, xfs_inode_t *, mode_t, nlink_t,
xfs_dev_t, cred_t *, prid_t, int,
xfs_inode_t **, int *);
extern int xfs_droplink (xfs_trans_t *, xfs_inode_t *);
extern int xfs_bumplink (xfs_trans_t *, xfs_inode_t *);
extern void xfs_bump_ino_vers2 (xfs_trans_t *, xfs_inode_t *);
#endif /* __XFS_UTILS_H__ */
fs/xfs/xfs_vfsops.c
View file @ 35d5263c
......@@ -393,7 +393,7 @@ xfs_mount(
xfs_mount_t *mp;
struct block_device *ddev, *logdev, *rtdev;
int ronly = (vfsp->vfs_flag & VFS_RDONLY);
int error = 0;
int flags = 0, error;
ddev = vfsp->vfs_super->s_bdev;
logdev = rtdev = NULL;
......@@ -430,17 +430,11 @@ xfs_mount(
vfs_insertbhv(vfsp, &mp->m_bhv, &xfs_vfsops, mp);
mp->m_ddev_targp = xfs_alloc_buftarg(ddev);
if (rtdev != NULL) {
if (rtdev)
mp->m_rtdev_targp = xfs_alloc_buftarg(rtdev);
set_blocksize(rtdev, 512);
}
if (logdev != NULL && logdev != ddev) {
mp->m_logdev_targp = xfs_alloc_buftarg(logdev);
set_blocksize(logdev, 512);
} else {
mp->m_logdev_targp = mp->m_ddev_targp;
}
mp->m_logdev_targp = (logdev && logdev != ddev) ?
xfs_alloc_buftarg(logdev) : mp->m_ddev_targp;
error = xfs_start_flags(args, mp, ronly);
if (error)
goto error;
......@@ -455,16 +449,16 @@ xfs_mount(
goto error;
}
mp->m_ddev_targp->pbr_blocksize = mp->m_sb.sb_blocksize;
if (logdev != 0 && logdev != ddev) {
mp->m_logdev_targp->pbr_blocksize = mp->m_sb.sb_blocksize;
}
if (rtdev != 0) {
mp->m_rtdev_targp->pbr_blocksize = mp->m_sb.sb_blocksize;
}
xfs_size_buftarg(mp->m_ddev_targp, mp->m_sb.sb_blocksize,
mp->m_sb.sb_sectsize);
if (logdev && logdev != ddev)
xfs_size_buftarg(mp->m_logdev_targp, mp->m_sb.sb_blocksize,
mp->m_sb.sb_logsectsize);
if (rtdev)
xfs_size_buftarg(mp->m_logdev_targp, mp->m_sb.sb_blocksize,
mp->m_sb.sb_blocksize);
mp->m_cxfstype = XFS_CXFS_NOT;
error = xfs_mountfs(vfsp, mp, ddev->bd_dev, 0);
error = xfs_mountfs(vfsp, mp, ddev->bd_dev, flags);
if (error)
goto error;
return 0;
......
fs/xfs/xfs_vnodeops.c
View file @ 35d5263c
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