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Groups > linux.kernel > #1387012 > unrolled thread
| Started by | Shaohua Li <shli@fb.com> |
|---|---|
| First post | 2016-04-26 02:00 +0200 |
| Last post | 2016-04-26 03:20 +0200 |
| Articles | 2 — 2 participants |
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[PATCH] block: copy NOMERGE flag from bio to request Shaohua Li <shli@fb.com> - 2016-04-26 02:00 +0200
Re: [PATCH] block: copy NOMERGE flag from bio to request Jens Axboe <axboe@kernel.dk> - 2016-04-26 03:20 +0200
| From | Shaohua Li <shli@fb.com> |
|---|---|
| Date | 2016-04-26 02:00 +0200 |
| Subject | [PATCH] block: copy NOMERGE flag from bio to request |
| Message-ID | <rrYA2-67A-15@gated-at.bofh.it> |
bio might have NOMERGE flag set, for example blk_queue_split sets it.
When we initiate request, copy this flag too.
Signed-off-by: Shaohua Li <shli@fb.com>
---
include/linux/blk_types.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 86a38ea..77e5d81 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -208,7 +208,7 @@ enum rq_flag_bits {
#define REQ_COMMON_MASK \
(REQ_WRITE | REQ_FAILFAST_MASK | REQ_SYNC | REQ_META | REQ_PRIO | \
REQ_DISCARD | REQ_WRITE_SAME | REQ_NOIDLE | REQ_FLUSH | REQ_FUA | \
- REQ_SECURE | REQ_INTEGRITY)
+ REQ_SECURE | REQ_INTEGRITY | REQ_NOMERGE)
#define REQ_CLONE_MASK REQ_COMMON_MASK
#define BIO_NO_ADVANCE_ITER_MASK (REQ_DISCARD|REQ_WRITE_SAME)
--
2.8.0.rc2
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| From | Jens Axboe <axboe@kernel.dk> |
|---|---|
| Date | 2016-04-26 03:20 +0200 |
| Message-ID | <rrZPs-7hQ-19@gated-at.bofh.it> |
| In reply to | #1387012 |
On 04/25/2016 05:50 PM, Shaohua Li wrote: > bio might have NOMERGE flag set, for example blk_queue_split sets it. > When we initiate request, copy this flag too. Applied, thanks. -- Jens Axboe
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