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| author | Ingo Molnar <mingo@elte.hu> | 2008-07-18 19:53:16 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-18 19:53:16 +0200 |
| commit | 9b610fda0df5d0f0b0c64242e37441ad1b384aac (patch) | |
| tree | 0ea14b15f2e6546f37fe18d8ac3dc83077ec0e55 /block/elevator.c | |
| parent | nohz: prevent tick stop outside of the idle loop (diff) | |
| parent | Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/gi... (diff) | |
| download | linux-9b610fda0df5d0f0b0c64242e37441ad1b384aac.tar.xz linux-9b610fda0df5d0f0b0c64242e37441ad1b384aac.zip | |
Merge branch 'linus' into timers/nohz
Diffstat (limited to 'block/elevator.c')
| -rw-r--r-- | block/elevator.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/block/elevator.c b/block/elevator.c index 902dd1344d56..ed6f8f32d27e 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -86,6 +86,12 @@ int elv_rq_merge_ok(struct request *rq, struct bio *bio) if (rq->rq_disk != bio->bi_bdev->bd_disk || rq->special) return 0; + /* + * only merge integrity protected bio into ditto rq + */ + if (bio_integrity(bio) != blk_integrity_rq(rq)) + return 0; + if (!elv_iosched_allow_merge(rq, bio)) return 0; @@ -144,7 +150,7 @@ static struct elevator_type *elevator_get(const char *name) else sprintf(elv, "%s-iosched", name); - request_module(elv); + request_module("%s", elv); spin_lock(&elv_list_lock); e = elevator_find(name); } |