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authorDan Williams <dan.j.williams@intel.com>2009-09-09 02:55:54 +0200
committerDan Williams <dan.j.williams@intel.com>2009-09-09 02:55:54 +0200
commit9134d02bc0af4a8747d448d1f811ec5f8eb96df6 (patch)
tree704c3e5dcc10f360815c4868a74711f82fb62e27 /mm/backing-dev.c
parentMerge branch 'dmaengine' into async-tx-next (diff)
parentFix new incorrect error return from do_md_stop. (diff)
downloadlinux-9134d02bc0af4a8747d448d1f811ec5f8eb96df6.tar.xz
linux-9134d02bc0af4a8747d448d1f811ec5f8eb96df6.zip
Merge commit 'md/for-linus' into async-tx-next
Conflicts: drivers/md/raid5.c
Diffstat (limited to 'mm/backing-dev.c')
-rw-r--r--mm/backing-dev.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 493b468a5035..c86edd244294 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -283,7 +283,6 @@ static wait_queue_head_t congestion_wqh[2] = {
__WAIT_QUEUE_HEAD_INITIALIZER(congestion_wqh[1])
};
-
void clear_bdi_congested(struct backing_dev_info *bdi, int sync)
{
enum bdi_state bit;
@@ -308,18 +307,18 @@ EXPORT_SYMBOL(set_bdi_congested);
/**
* congestion_wait - wait for a backing_dev to become uncongested
- * @rw: READ or WRITE
+ * @sync: SYNC or ASYNC IO
* @timeout: timeout in jiffies
*
* Waits for up to @timeout jiffies for a backing_dev (any backing_dev) to exit
* write congestion. If no backing_devs are congested then just wait for the
* next write to be completed.
*/
-long congestion_wait(int rw, long timeout)
+long congestion_wait(int sync, long timeout)
{
long ret;
DEFINE_WAIT(wait);
- wait_queue_head_t *wqh = &congestion_wqh[rw];
+ wait_queue_head_t *wqh = &congestion_wqh[sync];
prepare_to_wait(wqh, &wait, TASK_UNINTERRUPTIBLE);
ret = io_schedule_timeout(timeout);