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authorAndre Noll <maan@systemlinux.org>2009-01-09 08:31:06 +1100
committerNeilBrown <neilb@suse.de>2009-01-09 08:31:06 +1100
commita471200595b24fb1907ad12107a6a66db02c63f2 (patch)
tree55c04f45ca294cdd765d386a4f2539e4f4d7b069 /drivers/md/raid0.c
parent1b7fdf8ff7c0e3fba9c679def4e98d5701d2949e (diff)
downloadop-kernel-dev-a471200595b24fb1907ad12107a6a66db02c63f2.zip
op-kernel-dev-a471200595b24fb1907ad12107a6a66db02c63f2.tar.gz
md: raid0_make_request(): Remove local variable chunk_size.
We might as well use chunk_sects instead. Signed-off-by: Andre Noll <maan@systemlinux.org> Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid0.c')
-rw-r--r--drivers/md/raid0.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index 62a193c..d843849 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -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);
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