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Diffstat (limited to 'include/linux/blkdev.h')
-rw-r--r--include/linux/blkdev.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 5d8e288db163..2c01a90998a7 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -180,6 +180,7 @@ enum rq_flag_bits {
__REQ_ORDERED_COLOR, /* is before or after barrier */
__REQ_RW_SYNC, /* request is sync (O_DIRECT) */
__REQ_ALLOCED, /* request came from our alloc pool */
+ __REQ_RW_META, /* metadata io request */
__REQ_NR_BITS, /* stops here */
};
@@ -200,6 +201,7 @@ enum rq_flag_bits {
#define REQ_ORDERED_COLOR (1 << __REQ_ORDERED_COLOR)
#define REQ_RW_SYNC (1 << __REQ_RW_SYNC)
#define REQ_ALLOCED (1 << __REQ_ALLOCED)
+#define REQ_RW_META (1 << __REQ_RW_META)
#define BLK_MAX_CDB 16
@@ -543,6 +545,7 @@ enum {
* We regard a request as sync, if it's a READ or a SYNC write.
*/
#define rq_is_sync(rq) (rq_data_dir((rq)) == READ || (rq)->cmd_flags & REQ_RW_SYNC)
+#define rq_is_meta(rq) ((rq)->cmd_flags & REQ_RW_META)
static inline int blk_queue_full(struct request_queue *q, int rw)
{