diff options
| author | Andrew Morton <akpm@osdl.org> | 2004-03-15 15:20:41 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2004-03-15 15:20:41 -0800 |
| commit | 83e830d0e625adebde491e9a7b35b7b99a2c2f8f (patch) | |
| tree | 2cd2e8d4bf4a74cf6c5d4927db2e62a751516bdd /include/linux | |
| parent | 82106056fd15a6cff965ff4cba5558596f3bb4e7 (diff) | |
[PATCH] resierfs: scheduling latency improvements
From: Chris Mason <mason@suse.com>
Add conditional schedules to reiserfs to help lower latencies. Bits of
this orginated long ago in code akpm sent me.
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/reiserfs_fs.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h index f05d63a025c4..5525a2228a83 100644 --- a/include/linux/reiserfs_fs.h +++ b/include/linux/reiserfs_fs.h @@ -1335,7 +1335,8 @@ static inline loff_t max_reiserfs_offset (struct inode * inode) #define fs_generation(s) (REISERFS_SB(s)->s_generation_counter) #define get_generation(s) atomic_read (&fs_generation(s)) #define FILESYSTEM_CHANGED_TB(tb) (get_generation((tb)->tb_sb) != (tb)->fs_gen) -#define fs_changed(gen,s) (gen != get_generation (s)) +#define __fs_changed(gen,s) (gen != get_generation (s)) +#define fs_changed(gen,s) ({cond_resched(); __fs_changed(gen, s);}) /***************************************************************************/ |