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| author | Al Viro <viro@zeniv.linux.org.uk> | 2009-06-08 01:22:00 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-06-11 21:36:14 -0400 |
| commit | c475879556a8602bbe2faa9a06f6e5fcc8c05bb2 (patch) | |
| tree | 9d7e4882a08171d1ff1b84e3f02d3e604756815b | |
| parent | 4427f0c36e22e2cd6696b2fe7643e9756a14b3d3 (diff) | |
| download | kernel_samsung_smdk4412-c475879556a8602bbe2faa9a06f6e5fcc8c05bb2.tar.gz kernel_samsung_smdk4412-c475879556a8602bbe2faa9a06f6e5fcc8c05bb2.tar.bz2 kernel_samsung_smdk4412-c475879556a8602bbe2faa9a06f6e5fcc8c05bb2.zip | |
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: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | fs/affs/affs.h | 1 | ||||
| -rw-r--r-- | fs/affs/dir.c | 2 | ||||
| -rw-r--r-- | fs/affs/file.c | 14 |
3 files changed, 15 insertions, 2 deletions
diff --git a/fs/affs/affs.h b/fs/affs/affs.h index 1a2d5e3c7f4..e511dc621a2 100644 --- a/fs/affs/affs.h +++ b/fs/affs/affs.h @@ -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 */ diff --git a/fs/affs/dir.c b/fs/affs/dir.c index 7b36904dbea..8ca8f3a5559 100644 --- a/fs/affs/dir.c +++ b/fs/affs/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, }; /* diff --git a/fs/affs/file.c b/fs/affs/file.c index 9246cb4aa01..184e55c1c9b 100644 --- a/fs/affs/file.c +++ b/fs/affs/file.c @@ -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; +} |