diff options
Diffstat (limited to 'include/linux/blk_types.h')
| -rw-r--r-- | include/linux/blk_types.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 91072b68dc38..86173bafcd39 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -229,11 +229,14 @@ enum req_flag_bits { __REQ_PREFLUSH, /* request for cache flush */ __REQ_RAHEAD, /* read ahead, can fail anytime */ __REQ_BACKGROUND, /* background IO */ + __REQ_NOWAIT, /* Don't wait if request will block */ /* command specific flags for REQ_OP_WRITE_ZEROES: */ __REQ_NOUNMAP, /* do not free blocks when zeroing */ - __REQ_NOWAIT, /* Don't wait if request will block */ + /* for driver use */ + __REQ_DRV, + __REQ_NR_BITS, /* stops here */ }; @@ -250,9 +253,11 @@ enum req_flag_bits { #define REQ_PREFLUSH (1ULL << __REQ_PREFLUSH) #define REQ_RAHEAD (1ULL << __REQ_RAHEAD) #define REQ_BACKGROUND (1ULL << __REQ_BACKGROUND) +#define REQ_NOWAIT (1ULL << __REQ_NOWAIT) #define REQ_NOUNMAP (1ULL << __REQ_NOUNMAP) -#define REQ_NOWAIT (1ULL << __REQ_NOWAIT) + +#define REQ_DRV (1ULL << __REQ_DRV) #define REQ_FAILFAST_MASK \ (REQ_FAILFAST_DEV | REQ_FAILFAST_TRANSPORT | REQ_FAILFAST_DRIVER) |