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-rw-r--r--include/linux/blkdev.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index aae86fd10c4f..95aeeeb49e8b 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -250,7 +250,7 @@ struct queue_limits {
250 250
251 unsigned char misaligned; 251 unsigned char misaligned;
252 unsigned char discard_misaligned; 252 unsigned char discard_misaligned;
253 unsigned char no_cluster; 253 unsigned char cluster;
254 signed char discard_zeroes_data; 254 signed char discard_zeroes_data;
255}; 255};
256 256
@@ -380,7 +380,6 @@ struct request_queue
380#endif 380#endif
381}; 381};
382 382
383#define QUEUE_FLAG_CLUSTER 0 /* cluster several segments into 1 */
384#define QUEUE_FLAG_QUEUED 1 /* uses generic tag queueing */ 383#define QUEUE_FLAG_QUEUED 1 /* uses generic tag queueing */
385#define QUEUE_FLAG_STOPPED 2 /* queue is stopped */ 384#define QUEUE_FLAG_STOPPED 2 /* queue is stopped */
386#define QUEUE_FLAG_SYNCFULL 3 /* read queue has been filled */ 385#define QUEUE_FLAG_SYNCFULL 3 /* read queue has been filled */
@@ -403,7 +402,6 @@ struct request_queue
403#define QUEUE_FLAG_SECDISCARD 19 /* supports SECDISCARD */ 402#define QUEUE_FLAG_SECDISCARD 19 /* supports SECDISCARD */
404 403
405#define QUEUE_FLAG_DEFAULT ((1 << QUEUE_FLAG_IO_STAT) | \ 404#define QUEUE_FLAG_DEFAULT ((1 << QUEUE_FLAG_IO_STAT) | \
406 (1 << QUEUE_FLAG_CLUSTER) | \
407 (1 << QUEUE_FLAG_STACKABLE) | \ 405 (1 << QUEUE_FLAG_STACKABLE) | \
408 (1 << QUEUE_FLAG_SAME_COMP) | \ 406 (1 << QUEUE_FLAG_SAME_COMP) | \
409 (1 << QUEUE_FLAG_ADD_RANDOM)) 407 (1 << QUEUE_FLAG_ADD_RANDOM))
@@ -510,6 +508,11 @@ static inline void queue_flag_clear(unsigned int flag, struct request_queue *q)
510 508
511#define rq_data_dir(rq) ((rq)->cmd_flags & 1) 509#define rq_data_dir(rq) ((rq)->cmd_flags & 1)
512 510
511static inline unsigned int blk_queue_cluster(struct request_queue *q)
512{
513 return q->limits.cluster;
514}
515
513/* 516/*
514 * We regard a request as sync, if either a read or a sync write 517 * We regard a request as sync, if either a read or a sync write
515 */ 518 */