summaryrefslogtreecommitdiffstats
path: root/drivers/md/linear.c
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2010-04-06 23:53:30 -0700
committerDavid S. Miller <davem@davemloft.net>2010-04-06 23:53:30 -0700
commit4a35ecf8bf1c4b039503fa554100fe85c761de76 (patch)
tree9b75f5d5636004d9a9aa496924377379be09aa1f /drivers/md/linear.c
parentb4d562e3c3553ac58c7120555c4e4aefbb090a2a (diff)
parentfb9e2d887243499b8d28efcf80821c4f6a092395 (diff)
downloadkernel-crypto-4a35ecf8bf1c4b039503fa554100fe85c761de76.tar.gz
kernel-crypto-4a35ecf8bf1c4b039503fa554100fe85c761de76.tar.xz
kernel-crypto-4a35ecf8bf1c4b039503fa554100fe85c761de76.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/bonding/bond_main.c drivers/net/via-velocity.c drivers/net/wireless/iwlwifi/iwl-agn.c
Diffstat (limited to 'drivers/md/linear.c')
-rw-r--r--drivers/md/linear.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index af2d39d603c..bb2a23159b2 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -172,12 +172,14 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks)
disk_stack_limits(mddev->gendisk, rdev->bdev,
rdev->data_offset << 9);
/* as we don't honour merge_bvec_fn, we must never risk
- * violating it, so limit ->max_sector to one PAGE, as
- * a one page request is never in violation.
+ * violating it, so limit max_segments to 1 lying within
+ * a single page.
*/
- if (rdev->bdev->bd_disk->queue->merge_bvec_fn &&
- queue_max_sectors(mddev->queue) > (PAGE_SIZE>>9))
- blk_queue_max_hw_sectors(mddev->queue, PAGE_SIZE>>9);
+ if (rdev->bdev->bd_disk->queue->merge_bvec_fn) {
+ blk_queue_max_segments(mddev->queue, 1);
+ blk_queue_segment_boundary(mddev->queue,
+ PAGE_CACHE_SIZE - 1);
+ }
conf->array_sectors += rdev->sectors;
cnt++;