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[PATCH] Remove struct request_list from struct request

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It is always identical to &q->rq, and we only use it for detecting
whether this request came out of our mempool or not. So replace it
with an additional ->flags bit flag.

Signed-off-by: Jens Axboe <axboe@suse.de>
This commit is contained in:
Jens Axboe 2006-08-10 08:59:11 +02:00 • committed by Jens Axboe
commit 49171e5c6f
2 changed files with 4 additions and 9 deletions
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3
include/linux/blkdev.h
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@ -180,6 +180,7 @@ enum rq_flag_bits {
__REQ_PREEMPT, /* set for "ide_preempt" requests */
__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_NR_BITS, /* stops here */
};
@ -199,6 +200,7 @@ enum rq_flag_bits {
#define REQ_PREEMPT (1 << __REQ_PREEMPT)
#define REQ_ORDERED_COLOR (1 << __REQ_ORDERED_COLOR)
#define REQ_RW_SYNC (1 << __REQ_RW_SYNC)
#define REQ_ALLOCED (1 << __REQ_ALLOCED)
#define BLK_MAX_CDB 16
@ -264,7 +266,6 @@ struct request {
int ref_count;
request_queue_t *q;
struct request_list *rl;
void *special;
char *buffer;