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btrfs: cleanup, use correct type in div_u64_rem 

div_u64_rem expects u32 for divisior and reminder.

Signed-off-by: David Sterba <dsterba@suse.cz>
hifive-unleashed-5.1
David Sterba 2015-02-20 18:42:11 +01:00
parent 47c5713f47
commit 9d644a623e
2 changed files with 9 additions and 8 deletions
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6
fs/btrfs/scrub.c
View File

@ -2318,7 +2318,7 @@ static inline void __scrub_mark_bitmap(struct scrub_parity *sparity,
unsigned long *bitmap,
u64 start, u64 len)
{
int offset;
u32 offset;
int nsectors;
int sectorsize = sparity->sctx->dev_root->sectorsize;
@ -2611,8 +2611,8 @@ static int get_raid56_logic_offset(u64 physical, int num,
int j = 0;
u64 stripe_nr;
u64 last_offset;
int stripe_index;
int rot;
u32 stripe_index;
u32 rot;
last_offset = (physical - map->stripes[num].physical) *
nr_data_stripes(map);

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;