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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-12 08:18:10 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-12 08:18:10 +0200 |
commit | 069a0f32c9ca75ec7f02146711ec1f5840a68cbf (patch) | |
tree | 0ee4fe0bdd706333192b26a0c43dda1481862bae /drivers/md/md.c | |
parent | aca4e68acf3a08561f2a413322cbb232edad8764 (diff) | |
parent | 32c1431eea4881a6b17bd7c639315010aeefa452 (diff) | |
download | op-kernel-dev-069a0f32c9ca75ec7f02146711ec1f5840a68cbf.zip op-kernel-dev-069a0f32c9ca75ec7f02146711ec1f5840a68cbf.tar.gz |
Merge 4.12-rc5 into char-misc-next
We want the char/misc driver fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/md/md.c')
-rw-r--r-- | drivers/md/md.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index 10367ff..87edc34 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -765,7 +765,7 @@ void md_super_write(struct mddev *mddev, struct md_rdev *rdev, test_bit(FailFast, &rdev->flags) && !test_bit(LastDev, &rdev->flags)) ff = MD_FAILFAST; - bio->bi_opf = REQ_OP_WRITE | REQ_PREFLUSH | REQ_FUA | ff; + bio->bi_opf = REQ_OP_WRITE | REQ_SYNC | REQ_PREFLUSH | REQ_FUA | ff; atomic_inc(&mddev->pending_writes); submit_bio(bio); @@ -5174,6 +5174,18 @@ static void mddev_delayed_delete(struct work_struct *ws) static void no_op(struct percpu_ref *r) {} +int mddev_init_writes_pending(struct mddev *mddev) +{ + if (mddev->writes_pending.percpu_count_ptr) + return 0; + if (percpu_ref_init(&mddev->writes_pending, no_op, 0, GFP_KERNEL) < 0) + return -ENOMEM; + /* We want to start with the refcount at zero */ + percpu_ref_put(&mddev->writes_pending); + return 0; +} +EXPORT_SYMBOL_GPL(mddev_init_writes_pending); + static int md_alloc(dev_t dev, char *name) { /* @@ -5239,10 +5251,6 @@ static int md_alloc(dev_t dev, char *name) blk_queue_make_request(mddev->queue, md_make_request); blk_set_stacking_limits(&mddev->queue->limits); - if (percpu_ref_init(&mddev->writes_pending, no_op, 0, GFP_KERNEL) < 0) - goto abort; - /* We want to start with the refcount at zero */ - percpu_ref_put(&mddev->writes_pending); disk = alloc_disk(1 << shift); if (!disk) { blk_cleanup_queue(mddev->queue); |