AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

md: raid0_make_request(): Remove local variable chunk_size.

Browse Source 
We might as well use chunk_sects instead.

Signed-off-by: Andre Noll <maan@systemlinux.org>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Andre Noll 2009-01-09 08:31:06 +11:00 committed by NeilBrown
parent 1b7fdf8ff7
commit a471200595
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/md/raid0.c
View File

@ -387,7 +387,7 @@ static int raid0_stop (mddev_t *mddev)
static int raid0_make_request (struct request_queue *q, struct bio *bio)
{
mddev_t *mddev = q->queuedata;
unsigned int sect_in_chunk, chunksect_bits, chunk_size, chunk_sects;
unsigned int sect_in_chunk, chunksect_bits, chunk_sects;
raid0_conf_t *conf = mddev_to_conf(mddev);
struct strip_zone *zone;
mdk_rdev_t *tmp_dev;
@ -407,7 +407,6 @@ static int raid0_make_request (struct request_queue *q, struct bio *bio)
bio_sectors(bio));
part_stat_unlock();
chunk_size = mddev->chunk_size >> 10;
chunk_sects = mddev->chunk_size >> 9;
chunksect_bits = ffz(~chunk_sects);
block = bio->bi_sector >> 1;
@ -442,7 +441,7 @@ static int raid0_make_request (struct request_queue *q, struct bio *bio)
while (block >= (zone->zone_offset + zone->size))
zone++;
sect_in_chunk = bio->bi_sector & ((chunk_size<<1) -1);
sect_in_chunk = bio->bi_sector & (chunk_sects - 1);
{
@ -467,7 +466,7 @@ static int raid0_make_request (struct request_queue *q, struct bio *bio)
bad_map:
printk("raid0_make_request bug: can't convert block across chunks"
" or bigger than %dk %llu %d\n", chunk_size,
" or bigger than %dk %llu %d\n", chunk_sects / 2,
(unsigned long long)bio->bi_sector, bio->bi_size >> 10);
bio_io_error(bio);