diff options
Diffstat (limited to 'drivers/md/raid5.c')
| -rw-r--r-- | drivers/md/raid5.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 9a7d1250894e..7ace1f76b147 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -7522,8 +7522,6 @@ static int raid5_run(struct mddev *mddev) int data_disks = conf->previous_raid_disks - conf->max_degraded; int stripe = data_disks * ((mddev->chunk_sectors << 9) / PAGE_SIZE); - if (mddev->queue->backing_dev_info->ra_pages < 2 * stripe) - mddev->queue->backing_dev_info->ra_pages = 2 * stripe; chunk_size = mddev->chunk_sectors << 9; blk_queue_io_min(mddev->queue, chunk_size); @@ -8111,17 +8109,8 @@ static void end_reshape(struct r5conf *conf) spin_unlock_irq(&conf->device_lock); wake_up(&conf->wait_for_overlap); - /* read-ahead size must cover two whole stripes, which is - * 2 * (datadisks) * chunksize where 'n' is the number of raid devices - */ - if (conf->mddev->queue) { - int data_disks = conf->raid_disks - conf->max_degraded; - int stripe = data_disks * ((conf->chunk_sectors << 9) - / PAGE_SIZE); - if (conf->mddev->queue->backing_dev_info->ra_pages < 2 * stripe) - conf->mddev->queue->backing_dev_info->ra_pages = 2 * stripe; + if (conf->mddev->queue) raid5_set_io_opt(conf); - } } } |