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block: seperate bio/request unplug and sync bits

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Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2009-01-06 09:16:05 +01:00
commit 213d9417fe
3 changed files with 17 additions and 8 deletions
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2
include/linux/blkdev.h
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@ -108,6 +108,7 @@ enum rq_flag_bits {
__REQ_RW_META, /* metadata io request */
__REQ_COPY_USER, /* contains copies of user pages */
__REQ_INTEGRITY, /* integrity metadata has been remapped */
__REQ_UNPLUG, /* unplug queue on submission */
__REQ_NR_BITS, /* stops here */
};
@ -134,6 +135,7 @@ enum rq_flag_bits {
#define REQ_RW_META (1 << __REQ_RW_META)
#define REQ_COPY_USER (1 << __REQ_COPY_USER)
#define REQ_INTEGRITY (1 << __REQ_INTEGRITY)
#define REQ_UNPLUG (1 << __REQ_UNPLUG)
#define BLK_MAX_CDB 16