xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

btrfs: cleanup, use correct type in div_u64_rem

Browse Source 
div_u64_rem expects u32 for divisior and reminder.

Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
David Sterba
2015-02-20 18:42:11 +01:00
parent 47c5713f47
commit 9d644a623e
2 changed files with 9 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
fs/btrfs/volumes.c
View File

@@ -4953,7 +4953,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
u64 stripe_nr_orig;
u64 stripe_nr_end;
u64 stripe_len;
int stripe_index;
u32 stripe_index;
int i;
int ret = 0;
int num_stripes;
@@ -5171,7 +5171,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
}
} else if (map->type & BTRFS_BLOCK_GROUP_RAID10) {
int factor = map->num_stripes / map->sub_stripes;
u32 factor = map->num_stripes / map->sub_stripes;
stripe_nr = div_u64_rem(stripe_nr, factor, &stripe_index);
stripe_index *= map->sub_stripes;
@@ -5262,7 +5262,8 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
need_raid_map && ((rw & (REQ_WRITE | REQ_GET_READ_MIRRORS)) ||
mirror_num > 1)) {
u64 tmp;
int i, rot;
int i;
unsigned rot;
bbio->raid_map = (u64 *)((void *)bbio->stripes +
sizeof(struct btrfs_bio_stripe) *
@@ -5285,8 +5286,8 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
}
if (rw & REQ_DISCARD) {
int factor = 0;
int sub_stripes = 0;
u32 factor = 0;
u32 sub_stripes = 0;
u64 stripes_per_dev = 0;
u32 remaining_stripes = 0;
u32 last_stripe = 0;