The patch is against 3.1-rc6

Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
---
include/linux/device-mapper.h | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 3fa1f3d..a54aba2 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -182,7 +182,8 @@ struct dm_target {

/*
* The number of discard requests that will be submitted to the
- * target. map_info->request_nr is used just like num_flush_requests.
+ * target. map_info->target_request_nr is used just like
+ * num_flush_requests.
*/
unsigned num_discard_requests;

--
1.7.1

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