Commit c4758795 authored by Al Viro's avatar Al Viro

sanitize ->fsync() for affs

unfortunately, for affs (especially for affs directories) we have
no real way to keep track of metadata ownership.  So we have to
do more or less what file_fsync() does, but we do *not* need to
call write_super() there.
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 4427f0c3
......@@ -182,6 +182,7 @@ extern int affs_add_entry(struct inode *dir, struct inode *inode, struct dent
void affs_free_prealloc(struct inode *inode);
extern void affs_truncate(struct inode *);
int affs_file_fsync(struct file *, struct dentry *, int);
/* dir.c */
......
......@@ -21,7 +21,7 @@ const struct file_operations affs_dir_operations = {
.read = generic_read_dir,
.llseek = generic_file_llseek,
.readdir = affs_readdir,
.fsync = file_fsync,
.fsync = affs_file_fsync,
};
/*
......
......@@ -34,7 +34,7 @@ const struct file_operations affs_file_operations = {
.mmap = generic_file_mmap,
.open = affs_file_open,
.release = affs_file_release,
.fsync = file_fsync,
.fsync = affs_file_fsync,
.splice_read = generic_file_splice_read,
};
......@@ -915,3 +915,15 @@ affs_truncate(struct inode *inode)
}
affs_free_prealloc(inode);
}
int affs_file_fsync(struct file *filp, struct dentry *dentry, int datasync)
{
struct inode * inode = dentry->d_inode;
int ret, err;
ret = write_inode_now(inode, 0);
err = sync_blockdev(inode->i_sb->s_bdev);
if (!ret)
ret = err;
return ret;
}
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