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authorMauro Carvalho Chehab <mchehab@redhat.com>2011-10-31 09:09:32 -0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-10-31 09:09:32 -0200
commit2c699499df3f57e62725fcd56842090fb5e82600 (patch)
tree5a9d5b3b5df3d98de92f605b7dee0815d03b5fc8 /block/cfq-iosched.c
parentddbb67caef2ecd0070c6ebed4d932c51ace1619f (diff)
parentc3b92c8787367a8bb53d57d9789b558f1295cc96 (diff)
Merge tag 'v3.1'old/cs_2c699499df3f
* tag 'v3.1': (537 commits) Linux 3.1 x86: Fix S4 regression dm kcopyd: fix job_pool leak ARM: S3C24XX: Fix s3c24xx build errors if !CONFIG_PM crypto: ghash - Avoid null pointer dereference if no key is set ARM: S5P: fix offset calculation on gpio-interrupt hwmon: (w83627ehf) Fix negative 8-bit temperature values mm: fix race between mremap and removing migration entry sparc: Add alignment flag to PCI expansion resources fib_rules: fix unresolved_rules counting r8169: fix wrong eee setting for rlt8111evl r8169: fix driver shutdown WoL regression. ehea: Change maintainer to me [media] videodev: fix a NULL pointer dereference in v4l2_device_release() intel-iommu: fix superpage support in pfn_to_dma_pte() intel-iommu: set iommu_superpage on VM domains to lowest common denominator intel-iommu: fix return value of iommu_unmap() API MAINTAINERS: Update VT-d entry for drivers/pci -> drivers/iommu move drm/radeon/kms/atom: fix handling of FB scratch indices pptp: pptp_rcv_core() misses pskb_may_pull() call ...
Diffstat (limited to 'block/cfq-iosched.c')
-rw-r--r--block/cfq-iosched.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index a33bd4377c61..16ace89613bc 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -130,8 +130,8 @@ struct cfq_queue {
unsigned long slice_end;
long slice_resid;
- /* pending metadata requests */
- int meta_pending;
+ /* pending priority requests */
+ int prio_pending;
/* number of requests that are on the dispatch list or inside driver */
int dispatched;
@@ -684,8 +684,8 @@ cfq_choose_req(struct cfq_data *cfqd, struct request *rq1, struct request *rq2,
if (rq_is_sync(rq1) != rq_is_sync(rq2))
return rq_is_sync(rq1) ? rq1 : rq2;
- if ((rq1->cmd_flags ^ rq2->cmd_flags) & REQ_META)
- return rq1->cmd_flags & REQ_META ? rq1 : rq2;
+ if ((rq1->cmd_flags ^ rq2->cmd_flags) & REQ_PRIO)
+ return rq1->cmd_flags & REQ_PRIO ? rq1 : rq2;
s1 = blk_rq_pos(rq1);
s2 = blk_rq_pos(rq2);
@@ -1612,9 +1612,9 @@ static void cfq_remove_request(struct request *rq)
cfqq->cfqd->rq_queued--;
cfq_blkiocg_update_io_remove_stats(&(RQ_CFQG(rq))->blkg,
rq_data_dir(rq), rq_is_sync(rq));
- if (rq->cmd_flags & REQ_META) {
- WARN_ON(!cfqq->meta_pending);
- cfqq->meta_pending--;
+ if (rq->cmd_flags & REQ_PRIO) {
+ WARN_ON(!cfqq->prio_pending);
+ cfqq->prio_pending--;
}
}
@@ -3372,7 +3372,7 @@ cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq,
* So both queues are sync. Let the new request get disk time if
* it's a metadata request and the current queue is doing regular IO.
*/
- if ((rq->cmd_flags & REQ_META) && !cfqq->meta_pending)
+ if ((rq->cmd_flags & REQ_PRIO) && !cfqq->prio_pending)
return true;
/*
@@ -3439,8 +3439,8 @@ cfq_rq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq,
struct cfq_io_context *cic = RQ_CIC(rq);
cfqd->rq_queued++;
- if (rq->cmd_flags & REQ_META)
- cfqq->meta_pending++;
+ if (rq->cmd_flags & REQ_PRIO)
+ cfqq->prio_pending++;
cfq_update_io_thinktime(cfqd, cfqq, cic);
cfq_update_io_seektime(cfqd, cfqq, rq);

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