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authorChristoph Hellwig <hch@lst.de>2016-10-20 16:12:12 +0300
committerJens Axboe <axboe@fb.com>2016-10-28 17:45:17 +0300
commit8d2bbd4c8236e9e38e6b36ac9e2c54fdcfe5b335 (patch)
tree63269c1f79d2648a350d307ef4179d89216f90ec /include
parent188bd2b16b3c6ea87a90df20f33db0adcdb75f0c (diff)
downloadlinux-8d2bbd4c8236e9e38e6b36ac9e2c54fdcfe5b335.tar.xz
block: replace REQ_THROTTLED with a bio flag
It's the last bio-only REQ_* flag, and we have space for it in the bio bi_flags field. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Shaun Tancheff <shaun.tancheff@seagate.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/blk_types.h8
1 files changed, 2 insertions, 6 deletions
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 44f9bca332e5..6df722de2e22 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -119,6 +119,8 @@ struct bio {
#define BIO_QUIET 6 /* Make BIO Quiet */
#define BIO_CHAIN 7 /* chained bio, ->bi_remaining in effect */
#define BIO_REFFED 8 /* bio has elevated ->bi_cnt */
+#define BIO_THROTTLED 9 /* This bio has already been subjected to
+ * throttling rules. Don't do it again. */
/*
* Flags starting here get preserved by bio_reset() - this includes
@@ -165,10 +167,6 @@ enum rq_flag_bits {
__REQ_PREFLUSH, /* request for cache flush */
__REQ_RAHEAD, /* read ahead, can fail anytime */
- /* bio only flags */
- __REQ_THROTTLED, /* This bio has already been subjected to
- * throttling rules. Don't do it again. */
-
/* request only flags */
__REQ_SORTED, /* elevator knows about this request */
__REQ_SOFTBARRIER, /* may not be passed by ioscheduler */
@@ -213,8 +211,6 @@ enum rq_flag_bits {
(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)
-
#define REQ_SORTED (1ULL << __REQ_SORTED)
#define REQ_SOFTBARRIER (1ULL << __REQ_SOFTBARRIER)
#define REQ_FUA (1ULL << __REQ_FUA)