mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 02:39:48 +00:00
btrfs: factor out release_block_group()
Factor out release_block_group() from find_free_extent(). This function is called when it gives up an allocation from a block group. Each allocation policy should reset its information for an allocation in the next block group. Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
parent
897cae7948
commit
baba50624f
1 changed files with 19 additions and 5 deletions
|
@ -3693,6 +3693,24 @@ static int do_allocation(struct btrfs_block_group *block_group,
|
|||
}
|
||||
}
|
||||
|
||||
static void release_block_group(struct btrfs_block_group *block_group,
|
||||
struct find_free_extent_ctl *ffe_ctl,
|
||||
int delalloc)
|
||||
{
|
||||
switch (ffe_ctl->policy) {
|
||||
case BTRFS_EXTENT_ALLOC_CLUSTERED:
|
||||
ffe_ctl->retry_clustered = false;
|
||||
ffe_ctl->retry_unclustered = false;
|
||||
break;
|
||||
default:
|
||||
BUG();
|
||||
}
|
||||
|
||||
BUG_ON(btrfs_bg_flags_to_raid_index(block_group->flags) !=
|
||||
ffe_ctl->index);
|
||||
btrfs_release_block_group(block_group, delalloc);
|
||||
}
|
||||
|
||||
/*
|
||||
* Return >0 means caller needs to re-search for free extent
|
||||
* Return 0 means we have the needed free extent.
|
||||
|
@ -4069,11 +4087,7 @@ static noinline int find_free_extent(struct btrfs_fs_info *fs_info,
|
|||
btrfs_release_block_group(block_group, delalloc);
|
||||
break;
|
||||
loop:
|
||||
ffe_ctl.retry_clustered = false;
|
||||
ffe_ctl.retry_unclustered = false;
|
||||
BUG_ON(btrfs_bg_flags_to_raid_index(block_group->flags) !=
|
||||
ffe_ctl.index);
|
||||
btrfs_release_block_group(block_group, delalloc);
|
||||
release_block_group(block_group, &ffe_ctl, delalloc);
|
||||
cond_resched();
|
||||
}
|
||||
up_read(&space_info->groups_sem);
|
||||
|
|
Loading…
Reference in a new issue