diff options
author | NeilBrown <neilb@suse.de> | 2009-12-14 12:49:53 +1100 |
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committer | NeilBrown <neilb@suse.de> | 2009-12-14 12:51:41 +1100 |
commit | 1b04be96f6910ee415287bf0d5309c7d4c94bd2b (patch) | |
tree | 9ea6dbd8e3d857c468b12d698c629786903da905 /drivers/md | |
parent | 42a04b5078ce73a32f85762551d5703c5bd646a1 (diff) | |
download | linux-3.10-1b04be96f6910ee415287bf0d5309c7d4c94bd2b.tar.gz linux-3.10-1b04be96f6910ee415287bf0d5309c7d4c94bd2b.tar.bz2 linux-3.10-1b04be96f6910ee415287bf0d5309c7d4c94bd2b.zip |
md: change daemon_sleep to be in 'jiffies' rather than 'seconds'.
This removes a lot of multiplications by HZ.
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md')
-rw-r--r-- | drivers/md/bitmap.c | 14 | ||||
-rw-r--r-- | drivers/md/raid10.c | 2 |
2 files changed, 8 insertions, 8 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 1a5ada08448..c1f28a87ea5 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -565,7 +565,7 @@ static int bitmap_read_sb(struct bitmap *bitmap) sb = (bitmap_super_t *)kmap_atomic(bitmap->sb_page, KM_USER0); chunksize = le32_to_cpu(sb->chunksize); - daemon_sleep = le32_to_cpu(sb->daemon_sleep); + daemon_sleep = le32_to_cpu(sb->daemon_sleep) * HZ; write_behind = le32_to_cpu(sb->write_behind); /* verify that the bitmap-specific fields are valid */ @@ -578,7 +578,7 @@ static int bitmap_read_sb(struct bitmap *bitmap) reason = "bitmap chunksize too small"; else if ((1 << ffz(~chunksize)) != chunksize) reason = "bitmap chunksize not a power of 2"; - else if (daemon_sleep < 1 || daemon_sleep > MAX_SCHEDULE_TIMEOUT / HZ) + else if (daemon_sleep < 1 || daemon_sleep > MAX_SCHEDULE_TIMEOUT) reason = "daemon sleep period out of range"; else if (write_behind > COUNTER_MAX) reason = "write-behind limit out of range (0 - 16383)"; @@ -1100,7 +1100,7 @@ void bitmap_daemon_work(mddev_t *mddev) return; } if (time_before(jiffies, bitmap->daemon_lastrun - + bitmap->mddev->bitmap_info.daemon_sleep*HZ)) + + bitmap->mddev->bitmap_info.daemon_sleep)) goto done; bitmap->daemon_lastrun = jiffies; @@ -1215,7 +1215,7 @@ void bitmap_daemon_work(mddev_t *mddev) done: if (bitmap->allclean == 0) bitmap->mddev->thread->timeout = - bitmap->mddev->bitmap_info.daemon_sleep * HZ; + bitmap->mddev->bitmap_info.daemon_sleep; mutex_unlock(&mddev->bitmap_info.mutex); } @@ -1484,7 +1484,7 @@ void bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector) return; } if (time_before(jiffies, (bitmap->last_end_sync - + bitmap->mddev->bitmap_info.daemon_sleep * HZ))) + + bitmap->mddev->bitmap_info.daemon_sleep))) return; wait_event(bitmap->mddev->recovery_wait, atomic_read(&bitmap->mddev->recovery_active) == 0); @@ -1553,7 +1553,7 @@ void bitmap_flush(mddev_t *mddev) /* run the daemon_work three time to ensure everything is flushed * that can be */ - sleep = mddev->bitmap_info.daemon_sleep * HZ * 2; + sleep = mddev->bitmap_info.daemon_sleep * 2; bitmap->daemon_lastrun -= sleep; bitmap_daemon_work(mddev); bitmap->daemon_lastrun -= sleep; @@ -1694,7 +1694,7 @@ int bitmap_create(mddev_t *mddev) mddev->bitmap = bitmap; - mddev->thread->timeout = mddev->bitmap_info.daemon_sleep * HZ; + mddev->thread->timeout = mddev->bitmap_info.daemon_sleep; bitmap_update_sb(bitmap); diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 2255e33a3ec..064c2bb5ee6 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -2277,7 +2277,7 @@ static void raid10_quiesce(mddev_t *mddev, int state) } if (mddev->thread) { if (mddev->bitmap) - mddev->thread->timeout = mddev->bitmap_info.daemon_sleep * HZ; + mddev->thread->timeout = mddev->bitmap_info.daemon_sleep; else mddev->thread->timeout = MAX_SCHEDULE_TIMEOUT; md_wakeup_thread(mddev->thread); |