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authorThomas Gleixner <tglx@linutronix.de>2010-10-12 17:27:20 +0200
committerThomas Gleixner <tglx@linutronix.de>2010-10-12 17:27:28 +0200
commit37eca0d64a2dbeece25969ec0698e1ff72bdcf39 (patch)
tree54ba70f0428f586f4fe28d8b429b9f9e0799a17a /drivers/md/raid1.c
parentlockup_detector: Make callback function static (diff)
parentMerge branch 'merge-powerpc' of git://git.secretlab.ca/git/linux-2.6 (diff)
downloadlinux-37eca0d64a2dbeece25969ec0698e1ff72bdcf39.tar.gz
linux-37eca0d64a2dbeece25969ec0698e1ff72bdcf39.zip
Merge branch 'linus' into core/locking
Reason: Pull in the semaphore related changes Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 73cc74ffc26b..ad83a4dcadc3 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -787,8 +787,8 @@ static int make_request(mddev_t *mddev, struct bio * bio)
struct bio_list bl;
struct page **behind_pages = NULL;
const int rw = bio_data_dir(bio);
- const bool do_sync = (bio->bi_rw & REQ_SYNC);
- bool do_barriers;
+ const unsigned long do_sync = (bio->bi_rw & REQ_SYNC);
+ unsigned long do_barriers;
mdk_rdev_t *blocked_rdev;
/*
@@ -1120,6 +1120,8 @@ static int raid1_spare_active(mddev_t *mddev)
{
int i;
conf_t *conf = mddev->private;
+ int count = 0;
+ unsigned long flags;
/*
* Find all failed disks within the RAID1 configuration
@@ -1131,15 +1133,16 @@ static int raid1_spare_active(mddev_t *mddev)
if (rdev
&& !test_bit(Faulty, &rdev->flags)
&& !test_and_set_bit(In_sync, &rdev->flags)) {
- unsigned long flags;
- spin_lock_irqsave(&conf->device_lock, flags);
- mddev->degraded--;
- spin_unlock_irqrestore(&conf->device_lock, flags);
+ count++;
+ sysfs_notify_dirent(rdev->sysfs_state);
}
}
+ spin_lock_irqsave(&conf->device_lock, flags);
+ mddev->degraded -= count;
+ spin_unlock_irqrestore(&conf->device_lock, flags);
print_conf(conf);
- return 0;
+ return count;
}
@@ -1640,7 +1643,7 @@ static void raid1d(mddev_t *mddev)
* We already have a nr_pending reference on these rdevs.
*/
int i;
- const bool do_sync = (r1_bio->master_bio->bi_rw & REQ_SYNC);
+ const unsigned long do_sync = (r1_bio->master_bio->bi_rw & REQ_SYNC);
clear_bit(R1BIO_BarrierRetry, &r1_bio->state);
clear_bit(R1BIO_Barrier, &r1_bio->state);
for (i=0; i < conf->raid_disks; i++)
@@ -1696,7 +1699,7 @@ static void raid1d(mddev_t *mddev)
(unsigned long long)r1_bio->sector);
raid_end_bio_io(r1_bio);
} else {
- const bool do_sync = r1_bio->master_bio->bi_rw & REQ_SYNC;
+ const unsigned long do_sync = r1_bio->master_bio->bi_rw & REQ_SYNC;
r1_bio->bios[r1_bio->read_disk] =
mddev->ro ? IO_BLOCKED : NULL;
r1_bio->read_disk = disk;