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Commit ac6e91af authored by David Mosberger's avatar David Mosberger
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Merge tiger.hpl.hp.com:/data1/bk/vanilla/linux-2.5 

into tiger.hpl.hp.com:/data1/bk/lia64/to-linus-2.5
parents b2fd37fa e6c94d25
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Showing with 671 additions and 259 deletions
arch/ia64/ia32/ia32_ioctl.c
View file @ ac6e91af
...@@ -26,6 +26,12 @@ ...@@ -26,6 +26,12 @@
#include <linux/if_ppp.h> #include <linux/if_ppp.h>
#include <linux/ixjuser.h> #include <linux/ixjuser.h>
#include <linux/i2o-dev.h> #include <linux/i2o-dev.h>
#include <scsi/scsi.h>
/* Ugly hack. */
#undef __KERNEL__
#include <scsi/scsi_ioctl.h>
#define __KERNEL__
#include <scsi/sg.h>
#include <asm/ia32.h> #include <asm/ia32.h>
...@@ -60,6 +66,235 @@ put_dirent32 (struct dirent *d, struct linux32_dirent *d32) ...@@ -60,6 +66,235 @@ put_dirent32 (struct dirent *d, struct linux32_dirent *d32)
|| put_user(d->d_reclen, &d32->d_reclen) || put_user(d->d_reclen, &d32->d_reclen)
|| copy_to_user(d32->d_name, d->d_name, namelen + 1)); || copy_to_user(d32->d_name, d->d_name, namelen + 1));
} }
/*
* The transform code for the SG_IO ioctl was brazenly lifted from
* the Sparc64 port in the file `arch/sparc64/kernel/ioctl32.c'.
* Thanks to Jakub Jelinek & Eddie C. Dost.
*/
typedef struct sg_io_hdr32 {
int interface_id; /* [i] 'S' for SCSI generic (required) */
int dxfer_direction; /* [i] data transfer direction */
char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
char mx_sb_len; /* [i] max length to write to sbp */
short iovec_count; /* [i] 0 implies no scatter gather */
int dxfer_len; /* [i] byte count of data transfer */
int dxferp; /* [i], [*io] points to data transfer memory
or scatter gather list */
int cmdp; /* [i], [*i] points to command to perform */
int sbp; /* [i], [*o] points to sense_buffer memory */
int timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
int flags; /* [i] 0 -> default, see SG_FLAG... */
int pack_id; /* [i->o] unused internally (normally) */
int usr_ptr; /* [i->o] unused internally */
char status; /* [o] scsi status */
char masked_status; /* [o] shifted, masked scsi status */
char msg_status; /* [o] messaging level data (optional) */
char sb_len_wr; /* [o] byte count actually written to sbp */
short host_status; /* [o] errors from host adapter */
short driver_status; /* [o] errors from software driver */
int resid; /* [o] dxfer_len - actual_transferred */
int duration; /* [o] time taken by cmd (unit: millisec) */
int info; /* [o] auxiliary information */
} sg_io_hdr32_t; /* 64 bytes long (on IA32) */
struct iovec32 { unsigned int iov_base; int iov_len; };
static int alloc_sg_iovec(sg_io_hdr_t *sgp, int uptr32)
{
struct iovec32 *uiov = (struct iovec32 *) P(uptr32);
sg_iovec_t *kiov;
int i;
sgp->dxferp = kmalloc(sgp->iovec_count *
sizeof(sg_iovec_t), GFP_KERNEL);
if (!sgp->dxferp)
return -ENOMEM;
memset(sgp->dxferp, 0,
sgp->iovec_count * sizeof(sg_iovec_t));
kiov = (sg_iovec_t *) sgp->dxferp;
for (i = 0; i < sgp->iovec_count; i++) {
int iov_base32;
if (__get_user(iov_base32, &uiov->iov_base) ||
__get_user(kiov->iov_len, &uiov->iov_len))
return -EFAULT;
kiov->iov_base = kmalloc(kiov->iov_len, GFP_KERNEL);
if (!kiov->iov_base)
return -ENOMEM;
if (copy_from_user(kiov->iov_base,
(void *) P(iov_base32),
kiov->iov_len))
return -EFAULT;
uiov++;
kiov++;
}
return 0;
}
static int copy_back_sg_iovec(sg_io_hdr_t *sgp, int uptr32)
{
struct iovec32 *uiov = (struct iovec32 *) P(uptr32);
sg_iovec_t *kiov = (sg_iovec_t *) sgp->dxferp;
int i;
for (i = 0; i < sgp->iovec_count; i++) {
int iov_base32;
if (__get_user(iov_base32, &uiov->iov_base))
return -EFAULT;
if (copy_to_user((void *) P(iov_base32),
kiov->iov_base,
kiov->iov_len))
return -EFAULT;
uiov++;
kiov++;
}
return 0;
}
static void free_sg_iovec(sg_io_hdr_t *sgp)
{
sg_iovec_t *kiov = (sg_iovec_t *) sgp->dxferp;
int i;
for (i = 0; i < sgp->iovec_count; i++) {
if (kiov->iov_base) {
kfree(kiov->iov_base);
kiov->iov_base = NULL;
}
kiov++;
}
kfree(sgp->dxferp);
sgp->dxferp = NULL;
}
static int sg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
sg_io_hdr32_t *sg_io32;
sg_io_hdr_t sg_io64;
int dxferp32, cmdp32, sbp32;
mm_segment_t old_fs;
int err = 0;
sg_io32 = (sg_io_hdr32_t *)arg;
err = __get_user(sg_io64.interface_id, &sg_io32->interface_id);
err |= __get_user(sg_io64.dxfer_direction, &sg_io32->dxfer_direction);
err |= __get_user(sg_io64.cmd_len, &sg_io32->cmd_len);
err |= __get_user(sg_io64.mx_sb_len, &sg_io32->mx_sb_len);
err |= __get_user(sg_io64.iovec_count, &sg_io32->iovec_count);
err |= __get_user(sg_io64.dxfer_len, &sg_io32->dxfer_len);
err |= __get_user(sg_io64.timeout, &sg_io32->timeout);
err |= __get_user(sg_io64.flags, &sg_io32->flags);
err |= __get_user(sg_io64.pack_id, &sg_io32->pack_id);
sg_io64.dxferp = NULL;
sg_io64.cmdp = NULL;
sg_io64.sbp = NULL;
err |= __get_user(cmdp32, &sg_io32->cmdp);
sg_io64.cmdp = kmalloc(sg_io64.cmd_len, GFP_KERNEL);
if (!sg_io64.cmdp) {
err = -ENOMEM;
goto out;
}
if (copy_from_user(sg_io64.cmdp,
(void *) P(cmdp32),
sg_io64.cmd_len)) {
err = -EFAULT;
goto out;
}
err |= __get_user(sbp32, &sg_io32->sbp);
sg_io64.sbp = kmalloc(sg_io64.mx_sb_len, GFP_KERNEL);
if (!sg_io64.sbp) {
err = -ENOMEM;
goto out;
}
if (copy_from_user(sg_io64.sbp,
(void *) P(sbp32),
sg_io64.mx_sb_len)) {
err = -EFAULT;
goto out;
}
err |= __get_user(dxferp32, &sg_io32->dxferp);
if (sg_io64.iovec_count) {
int ret;
if ((ret = alloc_sg_iovec(&sg_io64, dxferp32))) {
err = ret;
goto out;
}
} else {
sg_io64.dxferp = kmalloc(sg_io64.dxfer_len, GFP_KERNEL);
if (!sg_io64.dxferp) {
err = -ENOMEM;
goto out;
}
if (copy_from_user(sg_io64.dxferp,
(void *) P(dxferp32),
sg_io64.dxfer_len)) {
err = -EFAULT;
goto out;
}
}
/* Unused internally, do not even bother to copy it over. */
sg_io64.usr_ptr = NULL;
if (err)
return -EFAULT;
old_fs = get_fs();
set_fs (KERNEL_DS);
err = sys_ioctl (fd, cmd, (unsigned long) &sg_io64);
set_fs (old_fs);
if (err < 0)
goto out;
err = __put_user(sg_io64.pack_id, &sg_io32->pack_id);
err |= __put_user(sg_io64.status, &sg_io32->status);
err |= __put_user(sg_io64.masked_status, &sg_io32->masked_status);
err |= __put_user(sg_io64.msg_status, &sg_io32->msg_status);
err |= __put_user(sg_io64.sb_len_wr, &sg_io32->sb_len_wr);
err |= __put_user(sg_io64.host_status, &sg_io32->host_status);
err |= __put_user(sg_io64.driver_status, &sg_io32->driver_status);
err |= __put_user(sg_io64.resid, &sg_io32->resid);
err |= __put_user(sg_io64.duration, &sg_io32->duration);
err |= __put_user(sg_io64.info, &sg_io32->info);
err |= copy_to_user((void *)P(sbp32), sg_io64.sbp, sg_io64.mx_sb_len);
if (sg_io64.dxferp) {
if (sg_io64.iovec_count)
err |= copy_back_sg_iovec(&sg_io64, dxferp32);
else
err |= copy_to_user((void *)P(dxferp32),
sg_io64.dxferp,
sg_io64.dxfer_len);
}
if (err)
err = -EFAULT;
out:
if (sg_io64.cmdp)
kfree(sg_io64.cmdp);
if (sg_io64.sbp)
kfree(sg_io64.sbp);
if (sg_io64.dxferp) {
if (sg_io64.iovec_count) {
free_sg_iovec(&sg_io64);
} else {
kfree(sg_io64.dxferp);
}
}
return err;
}
asmlinkage long asmlinkage long
sys32_ioctl (unsigned int fd, unsigned int cmd, unsigned int arg) sys32_ioctl (unsigned int fd, unsigned int cmd, unsigned int arg)
...@@ -271,6 +506,9 @@ sys32_ioctl (unsigned int fd, unsigned int cmd, unsigned int arg) ...@@ -271,6 +506,9 @@ sys32_ioctl (unsigned int fd, unsigned int cmd, unsigned int arg)
default: default:
return sys_ioctl(fd, cmd, (unsigned long)arg); return sys_ioctl(fd, cmd, (unsigned long)arg);
case IOCTL_NR(SG_IO):
return(sg_ioctl_trans(fd, cmd, arg));
} }
printk("%x:unimplemented IA32 ioctl system call\n", cmd); printk("%x:unimplemented IA32 ioctl system call\n", cmd);
return -EINVAL; return -EINVAL;
......
arch/ia64/kernel/efi.c
View file @ ac6e91af
...@@ -60,67 +60,157 @@ struct proc_dir_entry *efi_dir = NULL; ...@@ -60,67 +60,157 @@ struct proc_dir_entry *efi_dir = NULL;
static unsigned long mem_limit = ~0UL; static unsigned long mem_limit = ~0UL;
static efi_status_t #define efi_call_virt(f, args...) (*(f))(args)
phys_get_time (efi_time_t *tm, efi_time_cap_t *tc)
{ #define STUB_GET_TIME(prefix, adjust_arg) \
return efi_call_phys(__va(runtime->get_time), __pa(tm), __pa(tc)); static efi_status_t \
prefix##_get_time (efi_time_t *tm, efi_time_cap_t *tc) \
{ \
struct ia64_fpreg fr[6]; \
efi_status_t ret; \
\
ia64_save_scratch_fpregs(fr); \
ret = efi_call_##prefix((efi_get_time_t *) __va(runtime->get_time), adjust_arg(tm), \
adjust_arg(tc)); \
ia64_load_scratch_fpregs(fr); \
return ret; \
} }
static efi_status_t #define STUB_SET_TIME(prefix, adjust_arg) \
phys_set_time (efi_time_t *tm) static efi_status_t \
{ prefix##_set_time (efi_time_t *tm) \
return efi_call_phys(__va(runtime->set_time), __pa(tm)); { \
struct ia64_fpreg fr[6]; \
efi_status_t ret; \
\
ia64_save_scratch_fpregs(fr); \
ret = efi_call_##prefix((efi_set_time_t *) __va(runtime->set_time), adjust_arg(tm)); \
ia64_load_scratch_fpregs(fr); \
return ret; \
} }
static efi_status_t #define STUB_GET_WAKEUP_TIME(prefix, adjust_arg) \
phys_get_wakeup_time (efi_bool_t *enabled, efi_bool_t *pending, efi_time_t *tm) static efi_status_t \
{ prefix##_get_wakeup_time (efi_bool_t *enabled, efi_bool_t *pending, efi_time_t *tm) \
return efi_call_phys(__va(runtime->get_wakeup_time), __pa(enabled), __pa(pending), { \
__pa(tm)); struct ia64_fpreg fr[6]; \
efi_status_t ret; \
\
ia64_save_scratch_fpregs(fr); \
ret = efi_call_##prefix((efi_get_wakeup_time_t *) __va(runtime->get_wakeup_time), \
adjust_arg(enabled), adjust_arg(pending), adjust_arg(tm)); \
ia64_load_scratch_fpregs(fr); \
return ret; \
} }
static efi_status_t #define STUB_SET_WAKEUP_TIME(prefix, adjust_arg) \
phys_set_wakeup_time (efi_bool_t enabled, efi_time_t *tm) static efi_status_t \
{ prefix##_set_wakeup_time (efi_bool_t enabled, efi_time_t *tm) \
return efi_call_phys(__va(runtime->set_wakeup_time), enabled, __pa(tm)); { \
struct ia64_fpreg fr[6]; \
efi_status_t ret; \
\
ia64_save_scratch_fpregs(fr); \
ret = efi_call_##prefix((efi_set_wakeup_time_t *) __va(runtime->set_wakeup_time), \
enabled, adjust_arg(tm)); \
ia64_load_scratch_fpregs(fr); \
return ret; \
} }
static efi_status_t #define STUB_GET_VARIABLE(prefix, adjust_arg) \
phys_get_variable (efi_char16_t *name, efi_guid_t *vendor, u32 *attr, static efi_status_t \
unsigned long *data_size, void *data) prefix##_get_variable (efi_char16_t *name, efi_guid_t *vendor, u32 *attr, \
{ unsigned long *data_size, void *data) \
return efi_call_phys(__va(runtime->get_variable), __pa(name), __pa(vendor), __pa(attr), { \
__pa(data_size), __pa(data)); struct ia64_fpreg fr[6]; \
efi_status_t ret; \
\
ia64_save_scratch_fpregs(fr); \
ret = efi_call_##prefix((efi_get_variable_t *) __va(runtime->get_variable), \
adjust_arg(name), adjust_arg(vendor), adjust_arg(attr), \
adjust_arg(data_size), adjust_arg(data)); \
ia64_load_scratch_fpregs(fr); \
return ret; \
} }
static efi_status_t #define STUB_GET_NEXT_VARIABLE(prefix, adjust_arg) \
phys_get_next_variable (unsigned long *name_size, efi_char16_t *name, efi_guid_t *vendor) static efi_status_t \
{ prefix##_get_next_variable (unsigned long *name_size, efi_char16_t *name, efi_guid_t *vendor) \
return efi_call_phys(__va(runtime->get_next_variable), __pa(name_size), __pa(name), { \
__pa(vendor)); struct ia64_fpreg fr[6]; \
efi_status_t ret; \
\
ia64_save_scratch_fpregs(fr); \
ret = efi_call_##prefix((efi_get_next_variable_t *) __va(runtime->get_next_variable), \
adjust_arg(name_size), adjust_arg(name), adjust_arg(vendor)); \
ia64_load_scratch_fpregs(fr); \
return ret; \
} }
static efi_status_t #define STUB_SET_VARIABLE(prefix, adjust_arg) \
phys_set_variable (efi_char16_t *name, efi_guid_t *vendor, u32 attr, static efi_status_t \
unsigned long data_size, void *data) prefix##_set_variable (efi_char16_t *name, efi_guid_t *vendor, u32 attr, \
{ unsigned long data_size, void *data) \
return efi_call_phys(__va(runtime->set_variable), __pa(name), __pa(vendor), attr, { \
data_size, __pa(data)); struct ia64_fpreg fr[6]; \
efi_status_t ret; \
\
ia64_save_scratch_fpregs(fr); \
ret = efi_call_##prefix((efi_set_variable_t *) __va(runtime->set_variable), \
adjust_arg(name), adjust_arg(vendor), attr, data_size, \
adjust_arg(data)); \
ia64_load_scratch_fpregs(fr); \
return ret; \
} }
static efi_status_t #define STUB_GET_NEXT_HIGH_MONO_COUNT(prefix, adjust_arg) \
phys_get_next_high_mono_count (u64 *count) static efi_status_t \
{ prefix##_get_next_high_mono_count (u64 *count) \
return efi_call_phys(__va(runtime->get_next_high_mono_count), __pa(count)); { \
struct ia64_fpreg fr[6]; \
efi_status_t ret; \
\
ia64_save_scratch_fpregs(fr); \
ret = efi_call_##prefix((efi_get_next_high_mono_count_t *) \
__va(runtime->get_next_high_mono_count), adjust_arg(count)); \
ia64_load_scratch_fpregs(fr); \
return ret; \
} }
static void #define STUB_RESET_SYSTEM(prefix, adjust_arg) \
phys_reset_system (int reset_type, efi_status_t status, static void \
unsigned long data_size, efi_char16_t *data) prefix##_reset_system (int reset_type, efi_status_t status, \
{ unsigned long data_size, efi_char16_t *data) \
efi_call_phys(__va(runtime->reset_system), status, data_size, __pa(data)); { \
struct ia64_fpreg fr[6]; \
\
ia64_save_scratch_fpregs(fr); \
efi_call_##prefix((efi_reset_system_t *) __va(runtime->reset_system), \
reset_type, status, data_size, adjust_arg(data)); \
/* should not return, but just in case... */ \
ia64_load_scratch_fpregs(fr); \
} }
STUB_GET_TIME(phys, __pa)
STUB_SET_TIME(phys, __pa)
STUB_GET_WAKEUP_TIME(phys, __pa)
STUB_SET_WAKEUP_TIME(phys, __pa)
STUB_GET_VARIABLE(phys, __pa)
STUB_GET_NEXT_VARIABLE(phys, __pa)
STUB_SET_VARIABLE(phys, __pa)
STUB_GET_NEXT_HIGH_MONO_COUNT(phys, __pa)
STUB_RESET_SYSTEM(phys, __pa)
STUB_GET_TIME(virt, )
STUB_SET_TIME(virt, )
STUB_GET_WAKEUP_TIME(virt, )
STUB_SET_WAKEUP_TIME(virt, )
STUB_GET_VARIABLE(virt, )
STUB_GET_NEXT_VARIABLE(virt, )
STUB_SET_VARIABLE(virt, )
STUB_GET_NEXT_HIGH_MONO_COUNT(virt, )
STUB_RESET_SYSTEM(virt, )
void void
efi_gettimeofday (struct timeval *tv) efi_gettimeofday (struct timeval *tv)
{ {
...@@ -574,18 +664,17 @@ efi_enter_virtual_mode (void) ...@@ -574,18 +664,17 @@ efi_enter_virtual_mode (void)
} }
/* /*
* Now that EFI is in virtual mode, we arrange for EFI functions to be * Now that EFI is in virtual mode, we call the EFI functions more efficiently:
* called directly:
*/ */
efi.get_time = __va(runtime->get_time); efi.get_time = virt_get_time;
efi.set_time = __va(runtime->set_time); efi.set_time = virt_set_time;
efi.get_wakeup_time = __va(runtime->get_wakeup_time); efi.get_wakeup_time = virt_get_wakeup_time;
efi.set_wakeup_time = __va(runtime->set_wakeup_time); efi.set_wakeup_time = virt_set_wakeup_time;
efi.get_variable = __va(runtime->get_variable); efi.get_variable = virt_get_variable;
efi.get_next_variable = __va(runtime->get_next_variable); efi.get_next_variable = virt_get_next_variable;
efi.set_variable = __va(runtime->set_variable); efi.set_variable = virt_set_variable;
efi.get_next_high_mono_count = __va(runtime->get_next_high_mono_count); efi.get_next_high_mono_count = virt_get_next_high_mono_count;
efi.reset_system = __va(runtime->reset_system); efi.reset_system = virt_reset_system;
} }
/* /*
......
arch/ia64/kernel/fw-emu.c
View file @ ac6e91af
...@@ -2,7 +2,7 @@ ...@@ -2,7 +2,7 @@
* PAL & SAL emulation. * PAL & SAL emulation.
* *
* Copyright (C) 1998-2001 Hewlett-Packard Co * Copyright (C) 1998-2001 Hewlett-Packard Co
* Copyright (C) 1998-2001 David Mosberger-Tang <davidm@hpl.hp.com> * David Mosberger-Tang <davidm@hpl.hp.com>
* *
* For the HP simulator, this file gets include in boot/bootloader.c. * For the HP simulator, this file gets include in boot/bootloader.c.
* For SoftSDV, this file gets included in sys_softsdv.c. * For SoftSDV, this file gets included in sys_softsdv.c.
......
arch/ia64/kernel/iosapic.c
View file @ ac6e91af
...@@ -133,12 +133,8 @@ find_iosapic (unsigned int gsi) ...@@ -133,12 +133,8 @@ find_iosapic (unsigned int gsi)
return -1; return -1;
} }
/* static inline int
* Translate GSI number to the corresponding IA-64 interrupt vector. If no _gsi_to_vector (unsigned int gsi)
* entry exists, return -1.
*/
int
gsi_to_vector (unsigned int gsi)
{ {
struct iosapic_intr_info *info; struct iosapic_intr_info *info;
...@@ -148,6 +144,26 @@ gsi_to_vector (unsigned int gsi) ...@@ -148,6 +144,26 @@ gsi_to_vector (unsigned int gsi)
return -1; return -1;
} }
/*
* Translate GSI number to the corresponding IA-64 interrupt vector. If no
* entry exists, return -1.
*/
inline int
gsi_to_vector (unsigned int gsi)
{
return _gsi_to_vector(gsi);
}
int
gsi_to_irq (unsigned int gsi)
{
/*
* XXX fix me: this assumes an identity mapping vetween IA-64 vector and Linux irq
* numbers...
*/
return _gsi_to_vector(gsi);
}
static void static void
set_rte (unsigned int vector, unsigned int dest) set_rte (unsigned int vector, unsigned int dest)
{ {
...@@ -157,7 +173,7 @@ set_rte (unsigned int vector, unsigned int dest) ...@@ -157,7 +173,7 @@ set_rte (unsigned int vector, unsigned int dest)
int rte_index; int rte_index;
char redir; char redir;
DBG(KERN_DEBUG"IOSAPIC: routing vector %d to %x\n", vector, dest); DBG(KERN_DEBUG"IOSAPIC: routing vector %d to 0x%x\n", vector, dest);
rte_index = iosapic_intr_info[vector].rte_index; rte_index = iosapic_intr_info[vector].rte_index;
if (rte_index < 0) if (rte_index < 0)
......
arch/ia64/kernel/mca.c
View file @ ac6e91af
...@@ -1012,28 +1012,13 @@ ia64_log_prt_oem_data (int header_len, int sect_len, u8 *p_data, prfunc_t prfunc ...@@ -1012,28 +1012,13 @@ ia64_log_prt_oem_data (int header_len, int sect_len, u8 *p_data, prfunc_t prfunc
void void
ia64_log_rec_header_print (sal_log_record_header_t *lh, prfunc_t prfunc) ia64_log_rec_header_print (sal_log_record_header_t *lh, prfunc_t prfunc)
{ {
char str_buf[32]; prfunc("+Err Record ID: %d SAL Rev: %2x.%02x\n", lh->id,
lh->revision.major, lh->revision.minor);
sprintf(str_buf, "%2d.%02d", prfunc("+Time: %02x/%02x/%02x%02x %02x:%02x:%02x Severity %d\n",
(lh->revision.major >> 4) * 10 + (lh->revision.major & 0xf), lh->timestamp.slh_month, lh->timestamp.slh_day,
(lh->revision.minor >> 4) * 10 + (lh->revision.minor & 0xf)); lh->timestamp.slh_century, lh->timestamp.slh_year,
prfunc("+Err Record ID: %d SAL Rev: %s\n", lh->id, str_buf); lh->timestamp.slh_hour, lh->timestamp.slh_minute,
sprintf(str_buf, "%02d/%02d/%04d/ %02d:%02d:%02d", lh->timestamp.slh_second, lh->severity);
(lh->timestamp.slh_month >> 4) * 10 +
(lh->timestamp.slh_month & 0xf),
(lh->timestamp.slh_day >> 4) * 10 +
(lh->timestamp.slh_day & 0xf),
(lh->timestamp.slh_century >> 4) * 1000 +
(lh->timestamp.slh_century & 0xf) * 100 +
(lh->timestamp.slh_year >> 4) * 10 +
(lh->timestamp.slh_year & 0xf),
(lh->timestamp.slh_hour >> 4) * 10 +
(lh->timestamp.slh_hour & 0xf),
(lh->timestamp.slh_minute >> 4) * 10 +
(lh->timestamp.slh_minute & 0xf),
(lh->timestamp.slh_second >> 4) * 10 +
(lh->timestamp.slh_second & 0xf));
prfunc("+Time: %s Severity %d\n", str_buf, lh->severity);
} }
/* /*
......
arch/ia64/kernel/perfmon.c
View file @ ac6e91af
...@@ -63,6 +63,26 @@ ...@@ -63,6 +63,26 @@
* Misc macros and definitions * Misc macros and definitions
*/ */
#define PMU_FIRST_COUNTER 4 #define PMU_FIRST_COUNTER 4
#define PMU_MAX_PMCS 256
#define PMU_MAX_PMDS 256
/*
* type of a PMU register (bitmask).
* bitmask structure:
* bit0 : register implemented
* bit1 : end marker
* bit2-3 : reserved
* bit4-7 : register type
* bit8-31: reserved
*/
#define PFM_REG_IMPL 0x1 /* register implemented */
#define PFM_REG_END 0x2 /* end marker */
#define PFM_REG_MONITOR (0x1<<4|PFM_REG_IMPL) /* a PMC with a pmc.pm field only */
#define PFM_REG_COUNTING (0x2<<4|PFM_REG_IMPL) /* a PMC with a pmc.pm AND pmc.oi, a PMD used as a counter */
#define PFM_REG_CONTROL (0x3<<4|PFM_REG_IMPL) /* PMU control register */
#define PFM_REG_CONFIG (0x4<<4|PFM_REG_IMPL) /* refine configuration */
#define PFM_REG_BUFFER (0x5<<4|PFM_REG_IMPL) /* PMD used as buffer */
#define PFM_IS_DISABLED() pmu_conf.pfm_is_disabled #define PFM_IS_DISABLED() pmu_conf.pfm_is_disabled
...@@ -70,13 +90,18 @@ ...@@ -70,13 +90,18 @@
#define PFM_FL_INHERIT_MASK (PFM_FL_INHERIT_NONE|PFM_FL_INHERIT_ONCE|PFM_FL_INHERIT_ALL) #define PFM_FL_INHERIT_MASK (PFM_FL_INHERIT_NONE|PFM_FL_INHERIT_ONCE|PFM_FL_INHERIT_ALL)
/* i assume unsigned */ /* i assume unsigned */
#define PMC_IS_IMPL(i) (i<pmu_conf.num_pmcs && pmu_conf.impl_regs[i>>6] & (1UL<< (i) %64)) #define PMC_IS_IMPL(i) (i< PMU_MAX_PMCS && (pmu_conf.pmc_desc[i].type & PFM_REG_IMPL))
#define PMD_IS_IMPL(i) (i<pmu_conf.num_pmds && pmu_conf.impl_regs[4+(i>>6)] & (1UL<<(i) % 64)) #define PMD_IS_IMPL(i) (i< PMU_MAX_PMDS && (pmu_conf.pmd_desc[i].type & PFM_REG_IMPL))
/* XXX: these three assume that register i is implemented */ /* XXX: these three assume that register i is implemented */
#define PMD_IS_COUNTING(i) (pmu_conf.pmd_desc[i].type == PFM_REG_COUNTING) #define PMD_IS_COUNTING(i) (pmu_conf.pmd_desc[i].type == PFM_REG_COUNTING)
#define PMC_IS_COUNTING(i) (pmu_conf.pmc_desc[i].type == PFM_REG_COUNTING) #define PMC_IS_COUNTING(i) (pmu_conf.pmc_desc[i].type == PFM_REG_COUNTING)
#define PMC_IS_MONITOR(i) (pmu_conf.pmc_desc[i].type == PFM_REG_MONITOR) #define PMC_IS_MONITOR(i) (pmu_conf.pmc_desc[i].type == PFM_REG_MONITOR)
#define PMC_DFL_VAL(i) pmu_conf.pmc_desc[i].default_value
#define PMC_RSVD_MASK(i) pmu_conf.pmc_desc[i].reserved_mask
#define PMD_PMD_DEP(i) pmu_conf.pmd_desc[i].dep_pmd[0]
#define PMC_PMD_DEP(i) pmu_conf.pmc_desc[i].dep_pmd[0]
/* k assume unsigned */ /* k assume unsigned */
#define IBR_IS_IMPL(k) (k<pmu_conf.num_ibrs) #define IBR_IS_IMPL(k) (k<pmu_conf.num_ibrs)
...@@ -175,19 +200,6 @@ typedef struct _pfm_smpl_buffer_desc { ...@@ -175,19 +200,6 @@ typedef struct _pfm_smpl_buffer_desc {
#define LOCK_PSB(p) spin_lock(&(p)->psb_lock) #define LOCK_PSB(p) spin_lock(&(p)->psb_lock)
#define UNLOCK_PSB(p) spin_unlock(&(p)->psb_lock) #define UNLOCK_PSB(p) spin_unlock(&(p)->psb_lock)
/*
* The possible type of a PMU register
*/
typedef enum {
PFM_REG_NOTIMPL, /* not implemented */
PFM_REG_NONE, /* end marker */
PFM_REG_MONITOR, /* a PMC with a pmc.pm field only */
PFM_REG_COUNTING,/* a PMC with a pmc.pm AND pmc.oi, a PMD used as a counter */
PFM_REG_CONTROL, /* PMU control register */
PFM_REG_CONFIG, /* refine configuration */
PFM_REG_BUFFER /* PMD used as buffer */
} pfm_pmu_reg_type_t;
/* /*
* 64-bit software counter structure * 64-bit software counter structure
*/ */
...@@ -283,13 +295,16 @@ typedef struct { ...@@ -283,13 +295,16 @@ typedef struct {
* dep_pmc[]: a bitmask of dependent PMC registers * dep_pmc[]: a bitmask of dependent PMC registers
*/ */
typedef struct { typedef struct {
pfm_pmu_reg_type_t type; unsigned int type;
int pm_pos; int pm_pos;
unsigned long default_value; /* power-on default value */
unsigned long reserved_mask; /* bitmask of reserved bits */
int (*read_check)(struct task_struct *task, unsigned int cnum, unsigned long *val, struct pt_regs *regs); int (*read_check)(struct task_struct *task, unsigned int cnum, unsigned long *val, struct pt_regs *regs);
int (*write_check)(struct task_struct *task, unsigned int cnum, unsigned long *val, struct pt_regs *regs); int (*write_check)(struct task_struct *task, unsigned int cnum, unsigned long *val, struct pt_regs *regs);
unsigned long dep_pmd[4]; unsigned long dep_pmd[4];
unsigned long dep_pmc[4]; unsigned long dep_pmc[4];
} pfm_reg_desc_t; } pfm_reg_desc_t;
/* assume cnum is a valid monitor */ /* assume cnum is a valid monitor */
#define PMC_PM(cnum, val) (((val) >> (pmu_conf.pmc_desc[cnum].pm_pos)) & 0x1) #define PMC_PM(cnum, val) (((val) >> (pmu_conf.pmc_desc[cnum].pm_pos)) & 0x1)
#define PMC_WR_FUNC(cnum) (pmu_conf.pmc_desc[cnum].write_check) #define PMC_WR_FUNC(cnum) (pmu_conf.pmc_desc[cnum].write_check)
...@@ -401,8 +416,6 @@ static ctl_table pfm_sysctl_root[] = { ...@@ -401,8 +416,6 @@ static ctl_table pfm_sysctl_root[] = {
}; };
static struct ctl_table_header *pfm_sysctl_header; static struct ctl_table_header *pfm_sysctl_header;
static unsigned long reset_pmcs[IA64_NUM_PMC_REGS]; /* contains PAL reset values for PMCS */
static void pfm_vm_close(struct vm_area_struct * area); static void pfm_vm_close(struct vm_area_struct * area);
static struct vm_operations_struct pfm_vm_ops={ static struct vm_operations_struct pfm_vm_ops={
...@@ -422,7 +435,7 @@ static struct { ...@@ -422,7 +435,7 @@ static struct {
/* /*
* forward declarations * forward declarations
*/ */
static void ia64_reset_pmu(struct task_struct *); static void pfm_reset_pmu(struct task_struct *);
#ifdef CONFIG_SMP #ifdef CONFIG_SMP
static void pfm_fetch_regs(int cpu, struct task_struct *task, pfm_context_t *ctx); static void pfm_fetch_regs(int cpu, struct task_struct *task, pfm_context_t *ctx);
#endif #endif
...@@ -2244,7 +2257,7 @@ pfm_enable(struct task_struct *task, pfm_context_t *ctx, void *arg, int count, ...@@ -2244,7 +2257,7 @@ pfm_enable(struct task_struct *task, pfm_context_t *ctx, void *arg, int count,
pfm_lazy_save_regs(PMU_OWNER()); pfm_lazy_save_regs(PMU_OWNER());
/* reset all registers to stable quiet state */ /* reset all registers to stable quiet state */
ia64_reset_pmu(task); pfm_reset_pmu(task);
/* make sure nothing starts */ /* make sure nothing starts */
if (ctx->ctx_fl_system) { if (ctx->ctx_fl_system) {
...@@ -2307,7 +2320,7 @@ pfm_get_pmc_reset(struct task_struct *task, pfm_context_t *ctx, void *arg, int c ...@@ -2307,7 +2320,7 @@ pfm_get_pmc_reset(struct task_struct *task, pfm_context_t *ctx, void *arg, int c
if (!PMC_IS_IMPL(cnum)) goto abort_mission; if (!PMC_IS_IMPL(cnum)) goto abort_mission;
tmp.reg_value = reset_pmcs[cnum]; tmp.reg_value = PMC_DFL_VAL(cnum);
PFM_REG_RETFLAG_SET(tmp.reg_flags, 0); PFM_REG_RETFLAG_SET(tmp.reg_flags, 0);
...@@ -2998,6 +3011,8 @@ perfmon_proc_info(char *page) ...@@ -2998,6 +3011,8 @@ perfmon_proc_info(char *page)
p += sprintf(p, "CPU%-2d recorded samples : %lu\n", i, pfm_stats[i].pfm_recorded_samples_count); p += sprintf(p, "CPU%-2d recorded samples : %lu\n", i, pfm_stats[i].pfm_recorded_samples_count);
p += sprintf(p, "CPU%-2d smpl buffer full : %lu\n", i, pfm_stats[i].pfm_full_smpl_buffer_count); p += sprintf(p, "CPU%-2d smpl buffer full : %lu\n", i, pfm_stats[i].pfm_full_smpl_buffer_count);
p += sprintf(p, "CPU%-2d owner : %d\n", i, pmu_owners[i].owner ? pmu_owners[i].owner->pid: -1); p += sprintf(p, "CPU%-2d owner : %d\n", i, pmu_owners[i].owner ? pmu_owners[i].owner->pid: -1);
p += sprintf(p, "CPU%-2d syst_wide : %d\n", i, per_cpu(pfm_syst_wide, i));
p += sprintf(p, "CPU%-2d dcr_pp : %d\n", i, per_cpu(pfm_dcr_pp, i));
} }
LOCK_PFS(); LOCK_PFS();
...@@ -3398,11 +3413,10 @@ pfm_load_regs (struct task_struct *task) ...@@ -3398,11 +3413,10 @@ pfm_load_regs (struct task_struct *task)
* XXX: make this routine able to work with non current context * XXX: make this routine able to work with non current context
*/ */
static void static void
ia64_reset_pmu(struct task_struct *task) pfm_reset_pmu(struct task_struct *task)
{ {
struct thread_struct *t = &task->thread; struct thread_struct *t = &task->thread;
pfm_context_t *ctx = t->pfm_context; pfm_context_t *ctx = t->pfm_context;
unsigned long mask;
int i; int i;
if (task != current) { if (task != current) {
...@@ -3415,30 +3429,27 @@ ia64_reset_pmu(struct task_struct *task) ...@@ -3415,30 +3429,27 @@ ia64_reset_pmu(struct task_struct *task)
/* /*
* install reset values for PMC. We skip PMC0 (done above) * install reset values for PMC. We skip PMC0 (done above)
* XX: good up to 64 PMCS
*/ */
mask = pmu_conf.impl_regs[0] >> 1; for (i=1; (pmu_conf.pmc_desc[i].type & PFM_REG_END) == 0; i++) {
for(i=1; mask; mask>>=1, i++) { if ((pmu_conf.pmc_desc[i].type & PFM_REG_IMPL) == 0) continue;
if (mask & 0x1) { ia64_set_pmc(i, PMC_DFL_VAL(i));
ia64_set_pmc(i, reset_pmcs[i]); /*
/* * When restoring context, we must restore ALL pmcs, even the ones
* When restoring context, we must restore ALL pmcs, even the ones * that the task does not use to avoid leaks and possibly corruption
* that the task does not use to avoid leaks and possibly corruption * of the sesion because of configuration conflicts. So here, we
* of the sesion because of configuration conflicts. So here, we * initialize the entire set used in the context switch restore routine.
* initialize the entire set used in the context switch restore routine. */
*/ t->pmc[i] = PMC_DFL_VAL(i);
t->pmc[i] = reset_pmcs[i]; DBprintk(("pmc[%d]=0x%lx\n", i, t->pmc[i]));
DBprintk((" pmc[%d]=0x%lx\n", i, reset_pmcs[i]));
}
} }
/* /*
* clear reset values for PMD. * clear reset values for PMD.
* XXX: good up to 64 PMDS. Suppose that zero is a valid value. * XXX: good up to 64 PMDS. Suppose that zero is a valid value.
*/ */
mask = pmu_conf.impl_regs[4]; for (i=0; (pmu_conf.pmd_desc[i].type & PFM_REG_END) == 0; i++) {
for(i=0; mask; mask>>=1, i++) { if ((pmu_conf.pmd_desc[i].type & PFM_REG_IMPL) == 0) continue;
if (mask & 0x1) ia64_set_pmd(i, 0UL); ia64_set_pmd(i, 0UL);
t->pmd[i] = 0UL; t->pmd[i] = 0UL;
} }
...@@ -4119,23 +4130,6 @@ static struct irqaction perfmon_irqaction = { ...@@ -4119,23 +4130,6 @@ static struct irqaction perfmon_irqaction = {
}; };
static void
pfm_pmu_snapshot(void)
{
int i;
for (i=0; i < IA64_NUM_PMC_REGS; i++) {
if (i >= pmu_conf.num_pmcs) break;
if (PMC_IS_IMPL(i)) reset_pmcs[i] = ia64_get_pmc(i);
}
#ifdef CONFIG_MCKINLEY
/*
* set the 'stupid' enable bit to power the PMU!
*/
reset_pmcs[4] |= 1UL << 23;
#endif
}
/* /*
* perfmon initialization routine, called from the initcall() table * perfmon initialization routine, called from the initcall() table
*/ */
...@@ -4160,6 +4154,9 @@ perfmon_init (void) ...@@ -4160,6 +4154,9 @@ perfmon_init (void)
} }
pmu_conf.perf_ovfl_val = (1UL << pm_info.pal_perf_mon_info_s.width) - 1; pmu_conf.perf_ovfl_val = (1UL << pm_info.pal_perf_mon_info_s.width) - 1;
/*
* XXX: use the pfm_*_desc tables instead and simply verify with PAL
*/
pmu_conf.max_counters = pm_info.pal_perf_mon_info_s.generic; pmu_conf.max_counters = pm_info.pal_perf_mon_info_s.generic;
pmu_conf.num_pmcs = find_num_pm_regs(pmu_conf.impl_regs); pmu_conf.num_pmcs = find_num_pm_regs(pmu_conf.impl_regs);
pmu_conf.num_pmds = find_num_pm_regs(&pmu_conf.impl_regs[4]); pmu_conf.num_pmds = find_num_pm_regs(&pmu_conf.impl_regs[4]);
...@@ -4183,24 +4180,11 @@ perfmon_init (void) ...@@ -4183,24 +4180,11 @@ perfmon_init (void)
pmu_conf.num_ibrs <<=1; pmu_conf.num_ibrs <<=1;
pmu_conf.num_dbrs <<=1; pmu_conf.num_dbrs <<=1;
/*
* take a snapshot of all PMU registers. PAL is supposed
* to configure them with stable/safe values, i.e., not
* capturing anything.
* We take a snapshot now, before we make any modifications. This
* will become our master copy. Then we will reuse the snapshot
* to reset the PMU in pfm_enable(). Using this technique, perfmon
* does NOT have to know about the specific values to program for
* the PMC/PMD. The safe values may be different from one CPU model to
* the other.
*/
pfm_pmu_snapshot();
/* /*
* setup the register configuration descriptions for the CPU * setup the register configuration descriptions for the CPU
*/ */
pmu_conf.pmc_desc = pmc_desc; pmu_conf.pmc_desc = pfm_pmc_desc;
pmu_conf.pmd_desc = pmd_desc; pmu_conf.pmd_desc = pfm_pmd_desc;
/* we are all set */ /* we are all set */
pmu_conf.pfm_is_disabled = 0; pmu_conf.pfm_is_disabled = 0;
...@@ -4222,11 +4206,34 @@ __initcall(perfmon_init); ...@@ -4222,11 +4206,34 @@ __initcall(perfmon_init);
void void
perfmon_init_percpu (void) perfmon_init_percpu (void)
{ {
int i;
if (smp_processor_id() == 0) if (smp_processor_id() == 0)
register_percpu_irq(IA64_PERFMON_VECTOR, &perfmon_irqaction); register_percpu_irq(IA64_PERFMON_VECTOR, &perfmon_irqaction);
ia64_set_pmv(IA64_PERFMON_VECTOR); ia64_set_pmv(IA64_PERFMON_VECTOR);
ia64_srlz_d(); ia64_srlz_d();
/*
* we first initialize the PMU to a stable state.
* the values may have been changed from their power-up
* values by software executed before the kernel took over.
*
* At this point, pmu_conf has not yet been initialized
*
* On McKinley, this code is ineffective until PMC4 is initialized.
*/
for (i=1; (pfm_pmc_desc[i].type & PFM_REG_END) == 0; i++) {
if ((pfm_pmc_desc[i].type & PFM_REG_IMPL) == 0) continue;
ia64_set_pmc(i, pfm_pmc_desc[i].default_value);
}
for (i=0; (pfm_pmd_desc[i].type & PFM_REG_END) == 0; i++) {
if ((pfm_pmd_desc[i].type & PFM_REG_IMPL) == 0) continue;
ia64_set_pmd(i, 0UL);
}
ia64_set_pmc(0,1UL);
ia64_srlz_d();
} }
#else /* !CONFIG_PERFMON */ #else /* !CONFIG_PERFMON */
......
arch/ia64/kernel/perfmon_generic.h 0 → 100644
View file @ ac6e91af
#define RDEP(x) (1UL<<(x))
#if defined(CONFIG_ITANIUM) || defined(CONFIG_MCKINLEY)
#error "This file should only be used when CONFIG_ITANIUM and CONFIG_MCKINLEY are not defined"
#endif
static pfm_reg_desc_t pmc_desc[PMU_MAX_PMCS]={
/* pmc0 */ { PFM_REG_CONTROL , 0, 0x1UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc1 */ { PFM_REG_CONTROL , 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc2 */ { PFM_REG_CONTROL , 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc3 */ { PFM_REG_CONTROL , 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc4 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(4),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc5 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(5),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc6 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(6),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc7 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {RDEP(7),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
{ PFM_REG_END , 0, 0x0UL, -1UL, NULL, NULL, {0,}, {0,}}, /* end marker */
};
static pfm_reg_desc_t pmd_desc[PMU_MAX_PMDS]={
/* pmd0 */ { PFM_REG_NOTIMPL , 0, 0x0UL, -1UL, NULL, NULL, {0,}, {0,}},
/* pmd1 */ { PFM_REG_NOTIMPL , 0, 0x0UL, -1UL, NULL, NULL, {0,}, {0,}},
/* pmd2 */ { PFM_REG_NOTIMPL , 0, 0x0UL, -1UL, NULL, NULL, {0,}, {0,}},
/* pmd3 */ { PFM_REG_NOTIMPL , 0, 0x0UL, -1UL, NULL, NULL, {0,}, {0,}},
/* pmd4 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(4),0UL, 0UL, 0UL}},
/* pmd5 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(5),0UL, 0UL, 0UL}},
/* pmd6 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(6),0UL, 0UL, 0UL}},
/* pmd7 */ { PFM_REG_COUNTING, 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(7),0UL, 0UL, 0UL}},
{ PFM_REG_END , 0, 0x0UL, -1UL, NULL, NULL, {0,}, {0,}}, /* end marker */
};
arch/ia64/kernel/perfmon_itanium.h
View file @ ac6e91af
...@@ -15,44 +15,44 @@ ...@@ -15,44 +15,44 @@
static int pfm_ita_pmc_check(struct task_struct *task, unsigned int cnum, unsigned long *val, struct pt_regs *regs); static int pfm_ita_pmc_check(struct task_struct *task, unsigned int cnum, unsigned long *val, struct pt_regs *regs);
static int pfm_write_ibr_dbr(int mode, struct task_struct *task, void *arg, int count, struct pt_regs *regs); static int pfm_write_ibr_dbr(int mode, struct task_struct *task, void *arg, int count, struct pt_regs *regs);
static pfm_reg_desc_t pmc_desc[256]={ static pfm_reg_desc_t pfm_pmc_desc[PMU_MAX_PMCS]={
/* pmc0 */ { PFM_REG_CONTROL, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc0 */ { PFM_REG_CONTROL , 0, 0x1UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc1 */ { PFM_REG_CONTROL, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc1 */ { PFM_REG_CONTROL , 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc2 */ { PFM_REG_CONTROL, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc2 */ { PFM_REG_CONTROL , 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc3 */ { PFM_REG_CONTROL, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc3 */ { PFM_REG_CONTROL , 0, 0x0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc4 */ { PFM_REG_COUNTING, 6, NULL, NULL, {RDEP(4),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc4 */ { PFM_REG_COUNTING, 6, 0x0UL, -1UL, NULL, NULL, {RDEP(4),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc5 */ { PFM_REG_COUNTING, 6, NULL, NULL, {RDEP(5),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc5 */ { PFM_REG_COUNTING, 6, 0x0UL, -1UL, NULL, NULL, {RDEP(5),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc6 */ { PFM_REG_COUNTING, 6, NULL, NULL, {RDEP(6),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc6 */ { PFM_REG_COUNTING, 6, 0x0UL, -1UL, NULL, NULL, {RDEP(6),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc7 */ { PFM_REG_COUNTING, 6, NULL, NULL, {RDEP(7),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc7 */ { PFM_REG_COUNTING, 6, 0x0UL, -1UL, NULL, NULL, {RDEP(7),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc8 */ { PFM_REG_CONFIG, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc8 */ { PFM_REG_CONFIG , 0, 0xf00000003ffffff8UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc9 */ { PFM_REG_CONFIG, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc9 */ { PFM_REG_CONFIG , 0, 0xf00000003ffffff8UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc10 */ { PFM_REG_MONITOR, 6, NULL, NULL, {RDEP(0)|RDEP(1),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc10 */ { PFM_REG_MONITOR , 6, 0x0UL, -1UL, NULL, NULL, {RDEP(0)|RDEP(1),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc11 */ { PFM_REG_MONITOR, 6, NULL, pfm_ita_pmc_check, {RDEP(2)|RDEP(3)|RDEP(17),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc11 */ { PFM_REG_MONITOR , 6, 0x0000000010000000UL, -1UL, NULL, pfm_ita_pmc_check, {RDEP(2)|RDEP(3)|RDEP(17),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc12 */ { PFM_REG_MONITOR, 6, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc12 */ { PFM_REG_MONITOR , 6, 0x0UL, -1UL, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
/* pmc13 */ { PFM_REG_CONFIG, 0, NULL, pfm_ita_pmc_check, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}}, /* pmc13 */ { PFM_REG_CONFIG , 0, 0x0003ffff00000001UL, -1UL, NULL, pfm_ita_pmc_check, {0UL,0UL, 0UL, 0UL}, {0UL,0UL, 0UL, 0UL}},
{ PFM_REG_NONE, 0, NULL, NULL, {0,}, {0,}}, /* end marker */ { PFM_REG_END , 0, 0x0UL, -1UL, NULL, NULL, {0,}, {0,}}, /* end marker */
}; };
static pfm_reg_desc_t pmd_desc[256]={ static pfm_reg_desc_t pfm_pmd_desc[PMU_MAX_PMDS]={
/* pmd0 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(1),0UL, 0UL, 0UL}, {RDEP(10),0UL, 0UL, 0UL}}, /* pmd0 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(1),0UL, 0UL, 0UL}, {RDEP(10),0UL, 0UL, 0UL}},
/* pmd1 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(0),0UL, 0UL, 0UL}, {RDEP(10),0UL, 0UL, 0UL}}, /* pmd1 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(0),0UL, 0UL, 0UL}, {RDEP(10),0UL, 0UL, 0UL}},
/* pmd2 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(3)|RDEP(17),0UL, 0UL, 0UL}, {RDEP(11),0UL, 0UL, 0UL}}, /* pmd2 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(3)|RDEP(17),0UL, 0UL, 0UL}, {RDEP(11),0UL, 0UL, 0UL}},
/* pmd3 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(2)|RDEP(17),0UL, 0UL, 0UL}, {RDEP(11),0UL, 0UL, 0UL}}, /* pmd3 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(2)|RDEP(17),0UL, 0UL, 0UL}, {RDEP(11),0UL, 0UL, 0UL}},
/* pmd4 */ { PFM_REG_COUNTING, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(4),0UL, 0UL, 0UL}}, /* pmd4 */ { PFM_REG_COUNTING, 0, 0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(4),0UL, 0UL, 0UL}},
/* pmd5 */ { PFM_REG_COUNTING, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(5),0UL, 0UL, 0UL}}, /* pmd5 */ { PFM_REG_COUNTING, 0, 0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(5),0UL, 0UL, 0UL}},
/* pmd6 */ { PFM_REG_COUNTING, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(6),0UL, 0UL, 0UL}}, /* pmd6 */ { PFM_REG_COUNTING, 0, 0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(6),0UL, 0UL, 0UL}},
/* pmd7 */ { PFM_REG_COUNTING, 0, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(7),0UL, 0UL, 0UL}}, /* pmd7 */ { PFM_REG_COUNTING, 0, 0UL, -1UL, NULL, NULL, {0UL,0UL, 0UL, 0UL}, {RDEP(7),0UL, 0UL, 0UL}},
/* pmd8 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}}, /* pmd8 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
/* pmd9 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(8)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}}, /* pmd9 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(8)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
/* pmd10 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}}, /* pmd10 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
/* pmd11 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}}, /* pmd11 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
/* pmd12 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}}, /* pmd12 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(13)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
/* pmd13 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}}, /* pmd13 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(14)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
/* pmd14 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}}, /* pmd14 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(15)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
/* pmd15 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}}, /* pmd15 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(16),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
/* pmd16 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}}, /* pmd16 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(8)|RDEP(9)|RDEP(10)|RDEP(11)|RDEP(12)|RDEP(13)|RDEP(14)|RDEP(15),0UL, 0UL, 0UL}, {RDEP(12),0UL, 0UL, 0UL}},
/* pmd17 */ { PFM_REG_BUFFER, 0, NULL, NULL, {RDEP(2)|RDEP(3),0UL, 0UL, 0UL}, {RDEP(11),0UL, 0UL, 0UL}}, /* pmd17 */ { PFM_REG_BUFFER , 0, 0UL, -1UL, NULL, NULL, {RDEP(2)|RDEP(3),0UL, 0UL, 0UL}, {RDEP(11),0UL, 0UL, 0UL}},
{ PFM_REG_NONE, 0, NULL, NULL, {0,}, {0,}}, /* end marker */ { PFM_REG_END , 0, 0UL, -1UL, NULL, NULL, {0,}, {0,}}, /* end marker */
}; };
static int static int
......
arch/ia64/kernel/perfmon_mckinley.h
View file @ ac6e91af
This diff is collapsed.
arch/ia64/kernel/process.c
View file @ ac6e91af
...@@ -199,10 +199,8 @@ ia64_save_extra (struct task_struct *task) ...@@ -199,10 +199,8 @@ ia64_save_extra (struct task_struct *task)
if ((task->thread.flags & IA64_THREAD_PM_VALID) != 0) if ((task->thread.flags & IA64_THREAD_PM_VALID) != 0)
pfm_save_regs(task); pfm_save_regs(task);
# ifdef CONFIG_SMP
if (__get_cpu_var(pfm_syst_wide)) if (__get_cpu_var(pfm_syst_wide))
pfm_syst_wide_update_task(task, 0); pfm_syst_wide_update_task(task, 0);
# endif
#endif #endif
#ifdef CONFIG_IA32_SUPPORT #ifdef CONFIG_IA32_SUPPORT
...@@ -221,9 +219,8 @@ ia64_load_extra (struct task_struct *task) ...@@ -221,9 +219,8 @@ ia64_load_extra (struct task_struct *task)
if ((task->thread.flags & IA64_THREAD_PM_VALID) != 0) if ((task->thread.flags & IA64_THREAD_PM_VALID) != 0)
pfm_load_regs(task); pfm_load_regs(task);
# ifdef CONFIG_SMP if (__get_cpu_var(pfm_syst_wide))
if (__get_cpu_var(pfm_syst_wide)) pfm_syst_wide_update_task(task, 1); pfm_syst_wide_update_task(task, 1);
# endif
#endif #endif
#ifdef CONFIG_IA32_SUPPORT #ifdef CONFIG_IA32_SUPPORT
......
arch/ia64/mm/init.c
View file @ ac6e91af
...@@ -78,7 +78,7 @@ ia64_init_addr_space (void) ...@@ -78,7 +78,7 @@ ia64_init_addr_space (void)
vma->vm_mm = current->mm; vma->vm_mm = current->mm;
vma->vm_start = IA64_RBS_BOT; vma->vm_start = IA64_RBS_BOT;
vma->vm_end = vma->vm_start + PAGE_SIZE; vma->vm_end = vma->vm_start + PAGE_SIZE;
vma->vm_page_prot = protection_map[VM_READ | VM_WRITE]; vma->vm_page_prot = protection_map[VM_DATA_DEFAULT_FLAGS & 0x7];
vma->vm_flags = VM_READ|VM_WRITE|VM_MAYREAD|VM_MAYWRITE|VM_GROWSUP; vma->vm_flags = VM_READ|VM_WRITE|VM_MAYREAD|VM_MAYWRITE|VM_GROWSUP;
vma->vm_ops = NULL; vma->vm_ops = NULL;
vma->vm_pgoff = 0; vma->vm_pgoff = 0;
......
include/asm-ia64/iosapic.h
View file @ ac6e91af
...@@ -55,6 +55,8 @@ extern void __devinit iosapic_init (unsigned long address, ...@@ -55,6 +55,8 @@ extern void __devinit iosapic_init (unsigned long address,
unsigned int gsi_base, unsigned int gsi_base,
int pcat_compat); int pcat_compat);
extern int gsi_to_vector (unsigned int gsi); extern int gsi_to_vector (unsigned int gsi);
extern int gsi_to_irq (unsigned int gsi);
extern void iosapic_parse_prt (void);
extern int iosapic_register_intr (unsigned int gsi, unsigned long polarity, extern int iosapic_register_intr (unsigned int gsi, unsigned long polarity,
unsigned long edge_triggered, unsigned long edge_triggered,
u32 gsi_base, char *iosapic_address); u32 gsi_base, char *iosapic_address);
......
include/asm-ia64/perfmon.h
View file @ ac6e91af
...@@ -123,7 +123,7 @@ typedef struct { ...@@ -123,7 +123,7 @@ typedef struct {
* Define the version numbers for both perfmon as a whole and the sampling buffer format. * Define the version numbers for both perfmon as a whole and the sampling buffer format.
*/ */
#define PFM_VERSION_MAJ 1U #define PFM_VERSION_MAJ 1U
#define PFM_VERSION_MIN 0U #define PFM_VERSION_MIN 1U
#define PFM_VERSION (((PFM_VERSION_MAJ&0xffff)<<16)|(PFM_VERSION_MIN & 0xffff)) #define PFM_VERSION (((PFM_VERSION_MAJ&0xffff)<<16)|(PFM_VERSION_MIN & 0xffff))
#define PFM_SMPL_VERSION_MAJ 1U #define PFM_SMPL_VERSION_MAJ 1U
......
include/asm-ia64/siginfo.h
View file @ ac6e91af
...@@ -148,8 +148,8 @@ copy_siginfo (siginfo_t *to, siginfo_t *from) ...@@ -148,8 +148,8 @@ copy_siginfo (siginfo_t *to, siginfo_t *from)
if (from->si_code < 0) if (from->si_code < 0)
memcpy(to, from, sizeof(siginfo_t)); memcpy(to, from, sizeof(siginfo_t));
else else
/* _sigchld is currently the largest know union member */ /* _sigprof is currently the largest know union member */
memcpy(to, from, 4*sizeof(int) + sizeof(from->_sifields._sigchld)); memcpy(to, from, 4*sizeof(int) + sizeof(from->_sifields._sigprof));
} }
extern int copy_siginfo_from_user(siginfo_t *to, siginfo_t *from); extern int copy_siginfo_from_user(siginfo_t *to, siginfo_t *from);
......
include/asm-ia64/sn/bte_copy.h
View file @ ac6e91af
...@@ -250,7 +250,7 @@ bte_copy(u64 src, u64 dest, u64 len, u64 mode, void *notification) ...@@ -250,7 +250,7 @@ bte_copy(u64 src, u64 dest, u64 len, u64 mode, void *notification)
* status register into the notification area. * status register into the notification area.
* This fakes the shub performing the copy. * This fakes the shub performing the copy.
*/ */
if (jiffies > bte->idealTransferTimeout) { if (time_after(jiffies, bte->idealTransferTimeout)) {
bte->notify = HUB_L(bte->bte_base_addr); bte->notify = HUB_L(bte->bte_base_addr);
bte->idealTransferTimeoutReached++; bte->idealTransferTimeoutReached++;
bte->idealTransferTimeout = jiffies + bte->idealTransferTimeout = jiffies +
......
include/asm-ia64/tlb.h
View file @ ac6e91af
...@@ -53,9 +53,10 @@ ...@@ -53,9 +53,10 @@
typedef struct { typedef struct {
struct mm_struct *mm; struct mm_struct *mm;
unsigned int nr; /* == ~0U => fast mode */ unsigned int nr; /* == ~0U => fast mode */
unsigned int fullmm; /* non-zero means full mm flush */ unsigned char fullmm; /* non-zero means full mm flush */
unsigned long freed; /* number of pages freed */ unsigned char need_flush; /* really unmapped some PTEs? */
unsigned long freed; /* number of pages freed */
unsigned long start_addr; unsigned long start_addr;
unsigned long end_addr; unsigned long end_addr;
struct page *pages[FREE_PTE_NR]; struct page *pages[FREE_PTE_NR];
...@@ -73,6 +74,10 @@ ia64_tlb_flush_mmu (mmu_gather_t *tlb, unsigned long start, unsigned long end) ...@@ -73,6 +74,10 @@ ia64_tlb_flush_mmu (mmu_gather_t *tlb, unsigned long start, unsigned long end)
{ {
unsigned int nr; unsigned int nr;
if (!tlb->need_flush)
return;
tlb->need_flush = 0;
if (tlb->fullmm) { if (tlb->fullmm) {
/* /*
* Tearing down the entire address space. This happens both as a result * Tearing down the entire address space. This happens both as a result
...@@ -167,18 +172,6 @@ tlb_finish_mmu (mmu_gather_t *tlb, unsigned long start, unsigned long end) ...@@ -167,18 +172,6 @@ tlb_finish_mmu (mmu_gather_t *tlb, unsigned long start, unsigned long end)
check_pgt_cache(); check_pgt_cache();
} }
/*
* Remove TLB entry for PTE mapped at virtual address ADDRESS. This is called for any
* PTE, not just those pointing to (normal) physical memory.
*/
static inline void
__tlb_remove_tlb_entry (mmu_gather_t *tlb, pte_t *ptep, unsigned long address)
{
if (tlb->start_addr == ~0UL)
tlb->start_addr = address;
tlb->end_addr = address + PAGE_SIZE;
}
/* /*
* Logically, this routine frees PAGE. On MP machines, the actual freeing of the page * Logically, this routine frees PAGE. On MP machines, the actual freeing of the page
* must be delayed until after the TLB has been flushed (see comments at the beginning of * must be delayed until after the TLB has been flushed (see comments at the beginning of
...@@ -187,6 +180,8 @@ __tlb_remove_tlb_entry (mmu_gather_t *tlb, pte_t *ptep, unsigned long address) ...@@ -187,6 +180,8 @@ __tlb_remove_tlb_entry (mmu_gather_t *tlb, pte_t *ptep, unsigned long address)
static inline void static inline void
tlb_remove_page (mmu_gather_t *tlb, struct page *page) tlb_remove_page (mmu_gather_t *tlb, struct page *page)
{ {
tlb->need_flush = 1;
if (tlb_fast_mode(tlb)) { if (tlb_fast_mode(tlb)) {
free_page_and_swap_cache(page); free_page_and_swap_cache(page);
return; return;
...@@ -196,11 +191,37 @@ tlb_remove_page (mmu_gather_t *tlb, struct page *page) ...@@ -196,11 +191,37 @@ tlb_remove_page (mmu_gather_t *tlb, struct page *page)
ia64_tlb_flush_mmu(tlb, tlb->start_addr, tlb->end_addr); ia64_tlb_flush_mmu(tlb, tlb->start_addr, tlb->end_addr);
} }
/*
* Remove TLB entry for PTE mapped at virtual address ADDRESS. This is called for any
* PTE, not just those pointing to (normal) physical memory.
*/
static inline void
__tlb_remove_tlb_entry (mmu_gather_t *tlb, pte_t *ptep, unsigned long address)
{
if (tlb->start_addr == ~0UL)
tlb->start_addr = address;
tlb->end_addr = address + PAGE_SIZE;
}
#define tlb_start_vma(tlb, vma) do { } while (0) #define tlb_start_vma(tlb, vma) do { } while (0)
#define tlb_end_vma(tlb, vma) do { } while (0) #define tlb_end_vma(tlb, vma) do { } while (0)
#define tlb_remove_tlb_entry(tlb, ptep, addr) __tlb_remove_tlb_entry(tlb, ptep, addr) #define tlb_remove_tlb_entry(tlb, ptep, addr) \
#define pte_free_tlb(tlb, ptep) __pte_free_tlb(tlb, ptep) do { \
#define pmd_free_tlb(tlb, ptep) __pmd_free_tlb(tlb, ptep) tlb->need_flush = 1; \
__tlb_remove_tlb_entry(tlb, ptep, addr); \
} while (0)
#define pte_free_tlb(tlb, ptep) \
do { \
tlb->need_flush = 1; \
__pte_free_tlb(tlb, ptep); \
} while (0)
#define pmd_free_tlb(tlb, ptep) \
do { \
tlb->need_flush = 1; \
__pmd_free_tlb(tlb, ptep); \
} while (0)
#endif /* _ASM_IA64_TLB_H */ #endif /* _ASM_IA64_TLB_H */
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