Commit 2d2063ce authored by Coywolf Qi Hunt's avatar Coywolf Qi Hunt Committed by Linus Torvalds

[PATCH] md: remove unnecessary variable x in stripe_to_pdidx()

Signed-off-by: default avatarCoywolf Qi Hunt <qiyong@freeforge.net>
Signed-off-by: default avatarNeil Brown <neilb@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 9b1d1dac
...@@ -1351,10 +1351,9 @@ static int page_is_zero(struct page *p) ...@@ -1351,10 +1351,9 @@ static int page_is_zero(struct page *p)
static int stripe_to_pdidx(sector_t stripe, raid5_conf_t *conf, int disks) static int stripe_to_pdidx(sector_t stripe, raid5_conf_t *conf, int disks)
{ {
int sectors_per_chunk = conf->chunk_size >> 9; int sectors_per_chunk = conf->chunk_size >> 9;
sector_t x = stripe;
int pd_idx, dd_idx; int pd_idx, dd_idx;
int chunk_offset = sector_div(x, sectors_per_chunk); int chunk_offset = sector_div(stripe, sectors_per_chunk);
stripe = x;
raid5_compute_sector(stripe*(disks-1)*sectors_per_chunk raid5_compute_sector(stripe*(disks-1)*sectors_per_chunk
+ chunk_offset, disks, disks-1, &dd_idx, &pd_idx, conf); + chunk_offset, disks, disks-1, &dd_idx, &pd_idx, conf);
return pd_idx; return pd_idx;
......
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