From: Shen Yan <shenyanxxxy@qq.com>
Date: Wed, 3 Jul 2013 02:00:16 +0000 (+0800)
Subject: Update zio.c
X-Git-Url: https://git.camperquake.de/gitweb.cgi?p=zfs.git;a=commitdiff_plain;h=8e07b99b2f5e1e281af72e07dee87301c8872f56

Update zio.c

The cv_wait_io is used to account io time instead of cv_wait.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #1566
---

diff --git a/module/zfs/zio.c b/module/zfs/zio.c
index 8cf0408..0bc19a7 100644
--- a/module/zfs/zio.c
+++ b/module/zfs/zio.c
@@ -1248,7 +1248,7 @@ zio_interrupt(zio_t *zio)
  * vdev-level caching or aggregation; (5) the I/O is deferred
  * due to vdev-level queueing; (6) the I/O is handed off to
  * another thread.  In all cases, the pipeline stops whenever
- * there's no CPU work; it never burns a thread in cv_wait().
+ * there's no CPU work; it never burns a thread in cv_wait_io().
  *
  * There's no locking on io_stage because there's no legitimate way
  * for multiple threads to be attempting to process the same I/O.