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btrfs: scrub: remove more unused functions

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These functions are defined in the scrub.c file, but last callers were
removed in e9255d6c4054 ("btrfs: scrub: remove the old scrub recheck
code").

fs/btrfs/scrub.c:553:20: warning: unused function 'scrub_stripe_index_and_offset'.
fs/btrfs/scrub.c:543:19: warning: unused function 'scrub_nr_raid_mirrors'.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4937
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Jiapeng Chong 2023-05-12 13:44:57 +08:00 committed by David Sterba
parent b7f9945a14
commit b9cb105e73
1 changed files with 0 additions and 42 deletions
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42
fs/btrfs/scrub.c
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@ -552,48 +552,6 @@ out:
btrfs_free_path(path); btrfs_free_path(path);
} }
static inline int scrub_nr_raid_mirrors(struct btrfs_io_context *bioc)
{
if (bioc->map_type & BTRFS_BLOCK_GROUP_RAID5)
return 2;
else if (bioc->map_type & BTRFS_BLOCK_GROUP_RAID6)
return 3;
else
return (int)bioc->num_stripes;
}
static inline void scrub_stripe_index_and_offset(u64 logical, u64 map_type,
u64 full_stripe_logical,
int nstripes, int mirror,
int *stripe_index,
u64 *stripe_offset)
{
int i;
if (map_type & BTRFS_BLOCK_GROUP_RAID56_MASK) {
const int nr_data_stripes = (map_type & BTRFS_BLOCK_GROUP_RAID5) ?
nstripes - 1 : nstripes - 2;
/* RAID5/6 */
for (i = 0; i < nr_data_stripes; i++) {
const u64 data_stripe_start = full_stripe_logical +
(i * BTRFS_STRIPE_LEN);
if (logical >= data_stripe_start &&
logical < data_stripe_start + BTRFS_STRIPE_LEN)
break;
}
*stripe_index = i;
*stripe_offset = (logical - full_stripe_logical) &
BTRFS_STRIPE_LEN_MASK;
} else {
/* The other RAID type */
*stripe_index = mirror;
*stripe_offset = 0;
}
}
static int fill_writer_pointer_gap(struct scrub_ctx *sctx, u64 physical) static int fill_writer_pointer_gap(struct scrub_ctx *sctx, u64 physical)
{ {
int ret = 0; int ret = 0;