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authorLiu Bo <bo.li.liu@oracle.com>2017-04-03 22:45:24 +0200
committerDavid Sterba <dsterba@suse.com>2017-04-18 14:07:26 +0200
commit42c61ab6760f5f6929ebf5a73b7e32b9aa51fbd5 (patch)
treea497bcc40b6d44e318ec93aad8912db3f2cf0662 /fs/btrfs/scrub.c
parentBtrfs: update scrub_parity to use u64 stripe_len (diff)
downloadlinux-42c61ab6760f5f6929ebf5a73b7e32b9aa51fbd5.tar.xz
linux-42c61ab6760f5f6929ebf5a73b7e32b9aa51fbd5.zip
Btrfs: switch to div64_u64 if with a u64 divisor
This is fixing code pieces where we use div_u64 when passing a u64 divisor. Cc: David Sterba <dsterba@suse.cz> Signed-off-by: Liu Bo <bo.li.liu@oracle.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/scrub.c')
-rw-r--r--fs/btrfs/scrub.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 58c5864bf709..4786eff53011 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -2705,7 +2705,7 @@ static int get_raid56_logic_offset(u64 physical, int num,
for (i = 0; i < nr_data_stripes(map); i++) {
*offset = last_offset + i * map->stripe_len;
- stripe_nr = div_u64(*offset, map->stripe_len);
+ stripe_nr = div64_u64(*offset, map->stripe_len);
stripe_nr = div_u64(stripe_nr, nr_data_stripes(map));
/* Work out the disk rotation on this stripe-set */
@@ -3108,7 +3108,7 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx,
physical = map->stripes[num].physical;
offset = 0;
- nstripes = div_u64(length, map->stripe_len);
+ nstripes = div64_u64(length, map->stripe_len);
if (map->type & BTRFS_BLOCK_GROUP_RAID0) {
offset = map->stripe_len * num;
increment = map->stripe_len * map->num_stripes;