diff options
author | Mike Christie <mchristi@redhat.com> | 2016-06-05 14:32:25 -0500 |
---|---|---|
committer | Jens Axboe <axboe@fb.com> | 2016-06-07 13:41:38 -0600 |
commit | 28a8f0d317bf225ff15008f5dd66ae16242dd843 (patch) | |
tree | 4ed24aee241907a3612a61f8cc634acd10989c21 /include/linux/blk_types.h | |
parent | block: do not use REQ_FLUSH for tracking flush support (diff) | |
download | linux-dev-28a8f0d317bf225ff15008f5dd66ae16242dd843.tar.xz linux-dev-28a8f0d317bf225ff15008f5dd66ae16242dd843.zip |
block, drivers, fs: rename REQ_FLUSH to REQ_PREFLUSH
To avoid confusion between REQ_OP_FLUSH, which is handled by
request_fn drivers, and upper layers requesting the block layer
perform a flush sequence along with possibly a WRITE, this patch
renames REQ_FLUSH to REQ_PREFLUSH.
Signed-off-by: Mike Christie <mchristi@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include/linux/blk_types.h')
-rw-r--r-- | include/linux/blk_types.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 32d87522f349..562ab8301217 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -168,7 +168,7 @@ enum rq_flag_bits { __REQ_NOIDLE, /* don't anticipate more IO after this one */ __REQ_INTEGRITY, /* I/O includes block integrity payload */ __REQ_FUA, /* forced unit access */ - __REQ_FLUSH, /* request for cache flush */ + __REQ_PREFLUSH, /* request for cache flush */ /* bio only flags */ __REQ_RAHEAD, /* read ahead, can fail anytime */ @@ -212,12 +212,12 @@ enum rq_flag_bits { (REQ_FAILFAST_DEV | REQ_FAILFAST_TRANSPORT | REQ_FAILFAST_DRIVER) #define REQ_COMMON_MASK \ (REQ_FAILFAST_MASK | REQ_SYNC | REQ_META | REQ_PRIO | REQ_NOIDLE | \ - REQ_FLUSH | REQ_FUA | REQ_SECURE | REQ_INTEGRITY | REQ_NOMERGE) + REQ_PREFLUSH | REQ_FUA | REQ_SECURE | REQ_INTEGRITY | REQ_NOMERGE) #define REQ_CLONE_MASK REQ_COMMON_MASK /* This mask is used for both bio and request merge checking */ #define REQ_NOMERGE_FLAGS \ - (REQ_NOMERGE | REQ_STARTED | REQ_SOFTBARRIER | REQ_FLUSH | REQ_FUA | REQ_FLUSH_SEQ) + (REQ_NOMERGE | REQ_STARTED | REQ_SOFTBARRIER | REQ_PREFLUSH | REQ_FUA | REQ_FLUSH_SEQ) #define REQ_RAHEAD (1ULL << __REQ_RAHEAD) #define REQ_THROTTLED (1ULL << __REQ_THROTTLED) @@ -235,7 +235,7 @@ enum rq_flag_bits { #define REQ_PREEMPT (1ULL << __REQ_PREEMPT) #define REQ_ALLOCED (1ULL << __REQ_ALLOCED) #define REQ_COPY_USER (1ULL << __REQ_COPY_USER) -#define REQ_FLUSH (1ULL << __REQ_FLUSH) +#define REQ_PREFLUSH (1ULL << __REQ_PREFLUSH) #define REQ_FLUSH_SEQ (1ULL << __REQ_FLUSH_SEQ) #define REQ_IO_STAT (1ULL << __REQ_IO_STAT) #define REQ_MIXED_MERGE (1ULL << __REQ_MIXED_MERGE) |