diff options
| -rw-r--r-- | drivers/md/raid1-10.c | 6 | ||||
| -rw-r--r-- | drivers/md/raid1.c | 7 | ||||
| -rw-r--r-- | drivers/md/raid10.c | 7 |
3 files changed, 0 insertions, 20 deletions
diff --git a/drivers/md/raid1-10.c b/drivers/md/raid1-10.c index 54db34163968..83f9a4f3d82e 100644 --- a/drivers/md/raid1-10.c +++ b/drivers/md/raid1-10.c @@ -22,12 +22,6 @@ #define BIO_SPECIAL(bio) ((unsigned long)bio <= 2) -/* When there are this many requests queue to be written by - * the raid thread, we become 'congested' to provide back-pressure - * for writeback. - */ -static int max_queued_requests = 1024; - /* for managing resync I/O pages */ struct resync_pages { void *raid_bio; diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 7dc8026cf6ee..eeaedd6e0ce1 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1358,12 +1358,6 @@ static void raid1_write_request(struct mddev *mddev, struct bio *bio, r1_bio = alloc_r1bio(mddev, bio); r1_bio->sectors = max_write_sectors; - if (conf->pending_count >= max_queued_requests) { - md_wakeup_thread(mddev->thread); - raid1_log(mddev, "wait queued"); - wait_event(conf->wait_barrier, - conf->pending_count < max_queued_requests); - } /* first select target devices under rcu_lock and * inc refcount on their rdev. Record them by setting * bios[x] to bio @@ -3410,4 +3404,3 @@ MODULE_ALIAS("md-personality-3"); /* RAID1 */ MODULE_ALIAS("md-raid1"); MODULE_ALIAS("md-level-1"); -module_param(max_queued_requests, int, S_IRUGO|S_IWUSR); diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index dde98f65bd04..c683ba138b58 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1387,12 +1387,6 @@ static void raid10_write_request(struct mddev *mddev, struct bio *bio, conf->reshape_safe = mddev->reshape_position; } - if (conf->pending_count >= max_queued_requests) { - md_wakeup_thread(mddev->thread); - raid10_log(mddev, "wait queued"); - wait_event(conf->wait_barrier, - conf->pending_count < max_queued_requests); - } /* first select target devices under rcu_lock and * inc refcount on their rdev. Record them by setting * bios[x] to bio @@ -5243,4 +5237,3 @@ MODULE_ALIAS("md-personality-9"); /* RAID10 */ MODULE_ALIAS("md-raid10"); MODULE_ALIAS("md-level-10"); -module_param(max_queued_requests, int, S_IRUGO|S_IWUSR); |