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| author | Ingo Molnar <mingo@elte.hu> | 2009-09-21 12:51:27 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-09-21 12:51:42 +0200 |
| commit | ae82bfd61ca7e57cc2d914add9ab0873e260f2f5 (patch) | |
| tree | a7f862ad8b0ae4f2e8953e6aa613eb702b484ecf /fs/ext3/fsync.c | |
| parent | cd74c86bdf705f824d494a2bbda393d1d562b40a (diff) | |
| parent | ebc79c4f8da0f92efa968e0328f32334a2ce80cf (diff) | |
| download | kernel-crypto-ae82bfd61ca7e57cc2d914add9ab0873e260f2f5.tar.gz kernel-crypto-ae82bfd61ca7e57cc2d914add9ab0873e260f2f5.tar.xz kernel-crypto-ae82bfd61ca7e57cc2d914add9ab0873e260f2f5.zip | |
Merge branch 'linus' into perfcounters/rename
Merge reason: pull in all the latest code before doing the rename.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/ext3/fsync.c')
| -rw-r--r-- | fs/ext3/fsync.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/ext3/fsync.c b/fs/ext3/fsync.c index d33634119e1..451d166bbe9 100644 --- a/fs/ext3/fsync.c +++ b/fs/ext3/fsync.c @@ -23,6 +23,7 @@ */ #include <linux/time.h> +#include <linux/blkdev.h> #include <linux/fs.h> #include <linux/sched.h> #include <linux/writeback.h> @@ -73,7 +74,7 @@ int ext3_sync_file(struct file * file, struct dentry *dentry, int datasync) } if (datasync && !(inode->i_state & I_DIRTY_DATASYNC)) - goto out; + goto flush; /* * The VFS has written the file data. If the inode is unaltered @@ -85,7 +86,16 @@ int ext3_sync_file(struct file * file, struct dentry *dentry, int datasync) .nr_to_write = 0, /* sys_fsync did this */ }; ret = sync_inode(inode, &wbc); + goto out; } +flush: + /* + * In case we didn't commit a transaction, we have to flush + * disk caches manually so that data really is on persistent + * storage + */ + if (test_opt(inode->i_sb, BARRIER)) + blkdev_issue_flush(inode->i_sb->s_bdev, NULL); out: return ret; } |