luck/tmp_suning_uos_patched
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[PATCH] Rearrange a few struct request members

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This saves 8 bytes of data in 64-bit archs.

Signed-off-by: Jens Axboe <axboe@suse.de>
This commit is contained in:
Jens Axboe 2006-06-13 09:02:34 +02:00 committed by Jens Axboe
parent ad3caddaa1
commit 8f34ee75de
1 changed files with 5 additions and 6 deletions
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11
include/linux/blkdev.h
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@ -151,11 +151,9 @@ struct request {
void *elevator_private;
void *completion_data;
unsigned short ioprio;
int rq_status; /* should split this into a few status bits */
struct gendisk *rq_disk;
int errors;
struct gendisk *rq_disk;
unsigned long start_time;
/* Number of scatter-gather DMA addr+len pairs after
@ -170,8 +168,9 @@ struct request {
*/
unsigned short nr_hw_segments;
unsigned short ioprio;
int tag;
char *buffer;
int ref_count;
request_queue_t *q;
@ -179,6 +178,7 @@ struct request {
struct completion *waiting;
void *special;
char *buffer;
/*
* when request is used as a packet command carrier
@ -187,9 +187,8 @@ struct request {
unsigned char cmd[BLK_MAX_CDB];
unsigned int data_len;
void *data;
unsigned int sense_len;
void *data;
void *sense;
unsigned int timeout;