Wang Shilong
2014-Apr-11 10:32 UTC
[PATCH] Btrfs: fix compile warnings on on avr32 platform
fs/btrfs/scrub.c: In function 'get_raid56_logic_offset': fs/btrfs/scrub.c:2269: warning: comparison of distinct pointer types lacks a cast fs/btrfs/scrub.c:2269: warning: right shift count >= width of type fs/btrfs/scrub.c:2269: warning: passing argument 1 of '__div64_32' from incompatible pointer type Since @rot is an int type, we should not use do_div(), fix it. Reported-by: kbuild test robot <fengguang.wu@intel.com> Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com> --- fs/btrfs/scrub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index aee909f..68a5a26 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -2266,7 +2266,7 @@ static int get_raid56_logic_offset(u64 physical, int num, rot = do_div(stripe_nr, map->num_stripes); /* calculate which stripe this data locates */ rot += i; - stripe_index = do_div(rot, map->num_stripes); + stripe_index = rot % map->num_stripes; if (stripe_index == num) return 0; if (stripe_index < num) -- 1.9.0 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html