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authorIngo Molnar <mingo@elte.hu>2009-05-11 12:59:32 +0200
committerIngo Molnar <mingo@elte.hu>2009-05-11 12:59:37 +0200
commit7961386fe9596e6bf03d09948a73c5df9653325b (patch)
tree60fa2586a0d340ef8f7473956eef17430d8250c7 /drivers/md/raid5.c
parentaa47b7e0f89b9998dad4d1667447e8cb7703ff4e (diff)
parent091bf7624d1c90cec9e578a18529f615213ff847 (diff)
Merge commit 'v2.6.30-rc5' into sched/core
Merge reason: sched/core was on .30-rc1 before, update to latest fixes Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/md/raid5.c')
-rw-r--r--drivers/md/raid5.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 3bbc6d647044..4616bc3a6e71 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3845,6 +3845,7 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped
wait_event(conf->wait_for_overlap,
atomic_read(&conf->reshape_stripes)==0);
mddev->reshape_position = conf->reshape_progress;
+ mddev->curr_resync_completed = mddev->curr_resync;
conf->reshape_checkpoint = jiffies;
set_bit(MD_CHANGE_DEVS, &mddev->flags);
md_wakeup_thread(mddev->thread);
@@ -3854,6 +3855,7 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped
conf->reshape_safe = mddev->reshape_position;
spin_unlock_irq(&conf->device_lock);
wake_up(&conf->wait_for_overlap);
+ sysfs_notify(&mddev->kobj, NULL, "sync_completed");
}
if (mddev->delta_disks < 0) {
@@ -3938,11 +3940,13 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped
* then we need to write out the superblock.
*/
sector_nr += reshape_sectors;
- if (sector_nr >= mddev->resync_max) {
+ if ((sector_nr - mddev->curr_resync_completed) * 2
+ >= mddev->resync_max - mddev->curr_resync_completed) {
/* Cannot proceed until we've updated the superblock... */
wait_event(conf->wait_for_overlap,
atomic_read(&conf->reshape_stripes) == 0);
mddev->reshape_position = conf->reshape_progress;
+ mddev->curr_resync_completed = mddev->curr_resync;
conf->reshape_checkpoint = jiffies;
set_bit(MD_CHANGE_DEVS, &mddev->flags);
md_wakeup_thread(mddev->thread);
@@ -3953,6 +3957,7 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped
conf->reshape_safe = mddev->reshape_position;
spin_unlock_irq(&conf->device_lock);
wake_up(&conf->wait_for_overlap);
+ sysfs_notify(&mddev->kobj, NULL, "sync_completed");
}
return reshape_sectors;
}