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

[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

drivers/md/raid5.c

+2 −3
Original line number Diff line number Diff line
@@ -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)

{

	int sectors_per_chunk = conf->chunk_size >> 9;

	sector_t x = stripe;

	int pd_idx, dd_idx;

	int chunk_offset = sector_div(x, sectors_per_chunk);

	stripe = x;

	int chunk_offset = sector_div(stripe, sectors_per_chunk);



	raid5_compute_sector(stripe*(disks-1)*sectors_per_chunk

			     + chunk_offset, disks, disks-1, &dd_idx, &pd_idx, conf);

	return pd_idx;