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-rw-r--r--drivers/md/bitmap.c3
-rw-r--r--drivers/md/md.h4
-rw-r--r--drivers/md/raid5-ppl.c2
-rw-r--r--drivers/md/raid5.c4
4 files changed, 7 insertions, 6 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index f4eace5ea184..40f3cd7eab0f 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -156,7 +156,8 @@ static int read_sb_page(struct mddev *mddev, loff_t offset,
rdev_for_each(rdev, mddev) {
if (! test_bit(In_sync, &rdev->flags)
- || test_bit(Faulty, &rdev->flags))
+ || test_bit(Faulty, &rdev->flags)
+ || test_bit(Bitmap_sync, &rdev->flags))
continue;
target = offset + index * (PAGE_SIZE/512);
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 991f0fe2dcc6..b50eb4ac1b82 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -134,7 +134,9 @@ enum flag_bits {
Faulty, /* device is known to have a fault */
In_sync, /* device is in_sync with rest of array */
Bitmap_sync, /* ..actually, not quite In_sync. Need a
- * bitmap-based recovery to get fully in sync
+ * bitmap-based recovery to get fully in sync.
+ * The bit is only meaningful before device
+ * has been passed to pers->hot_add_disk.
*/
WriteMostly, /* Avoid reading if at all possible */
AutoDetected, /* added by auto-detect */
diff --git a/drivers/md/raid5-ppl.c b/drivers/md/raid5-ppl.c
index 77cce3573aa8..44ad5baf3206 100644
--- a/drivers/md/raid5-ppl.c
+++ b/drivers/md/raid5-ppl.c
@@ -1150,7 +1150,7 @@ int ppl_init_log(struct r5conf *conf)
goto err;
}
- ppl_conf->bs = bioset_create(conf->raid_disks, 0, 0);
+ ppl_conf->bs = bioset_create(conf->raid_disks, 0, BIOSET_NEED_BVECS);
if (!ppl_conf->bs) {
ret = -ENOMEM;
goto err;
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 2ceb338b094b..aeeb8d6854e2 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -7951,12 +7951,10 @@ static void end_reshape(struct r5conf *conf)
{
if (!test_bit(MD_RECOVERY_INTR, &conf->mddev->recovery)) {
- struct md_rdev *rdev;
spin_lock_irq(&conf->device_lock);
conf->previous_raid_disks = conf->raid_disks;
- rdev_for_each(rdev, conf->mddev)
- rdev->data_offset = rdev->new_data_offset;
+ md_finish_reshape(conf->mddev);
smp_wmb();
conf->reshape_progress = MaxSector;
conf->mddev->reshape_position = MaxSector;