[PATCH 01/11] block: read-ahead submission should imply no-wait as well

[Jens Axboe]

As read-ahead is opportunistic, don't block for request allocation.

Signed-off-by: Jens Axboe <ax...@kernel.dk>
---
 include/linux/blk_types.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index ccb895f911b1..c296463c15eb 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -374,7 +374,8 @@ enum req_flag_bits {
 #define REQ_INTEGRITY          (1ULL << __REQ_INTEGRITY)
 #define REQ_FUA                        (1ULL << __REQ_FUA)
 #define REQ_PREFLUSH           (1ULL << __REQ_PREFLUSH)
-#define REQ_RAHEAD             (1ULL << __REQ_RAHEAD)
+#define REQ_RAHEAD             \
+       ((1ULL << __REQ_RAHEAD) | (1ULL << __REQ_NOWAIT))
 #define REQ_BACKGROUND         (1ULL << __REQ_BACKGROUND)
 #define REQ_NOWAIT             (1ULL << __REQ_NOWAIT)
 #define REQ_CGROUP_PUNT                (1ULL << __REQ_CGROUP_PUNT)
-- 
2.26.2