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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-18 01:12:34 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-18 01:12:34 +0100 |
| commit | 038911597e17017cee55fe93d521164a27056866 (patch) | |
| tree | 8f279a91de8237ce370a14d745940cccfd78ea07 /fs/sync.c | |
| parent | Merge branch 'iov_iter' of git://git.kernel.org/pub/scm/linux/kernel/git/viro... (diff) | |
| parent | ext4: add optimization for the lazytime mount option (diff) | |
| download | linux-038911597e17017cee55fe93d521164a27056866.tar.xz linux-038911597e17017cee55fe93d521164a27056866.zip | |
Merge branch 'lazytime' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull lazytime mount option support from Al Viro:
"Lazytime stuff from tytso"
* 'lazytime' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
ext4: add optimization for the lazytime mount option
vfs: add find_inode_nowait() function
vfs: add support for a lazytime mount option
Diffstat (limited to 'fs/sync.c')
| -rw-r--r-- | fs/sync.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/sync.c b/fs/sync.c index 01d9f18a70b5..fbc98ee62044 100644 --- a/fs/sync.c +++ b/fs/sync.c @@ -177,8 +177,16 @@ SYSCALL_DEFINE1(syncfs, int, fd) */ int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync) { + struct inode *inode = file->f_mapping->host; + if (!file->f_op->fsync) return -EINVAL; + if (!datasync && (inode->i_state & I_DIRTY_TIME)) { + spin_lock(&inode->i_lock); + inode->i_state &= ~I_DIRTY_TIME; + spin_unlock(&inode->i_lock); + mark_inode_dirty_sync(inode); + } return file->f_op->fsync(file, start, end, datasync); } EXPORT_SYMBOL(vfs_fsync_range); |