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btrfs: get fs_info from block group in pin_down_extent 

We can read fs_info from the block group cache structure and can drop it
from the parameters.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2019-03-20 12:12:32 +01:00
parent f87b7eb821
commit fdf08605b9
1 changed files with 7 additions and 7 deletions
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14
fs/btrfs/extent-tree.c
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@ -6392,10 +6392,11 @@ static u64 first_logical_byte(struct btrfs_fs_info *fs_info, u64 search_start)
return bytenr;
}
static int pin_down_extent(struct btrfs_fs_info *fs_info,
struct btrfs_block_group_cache *cache,
static int pin_down_extent(struct btrfs_block_group_cache *cache,
u64 bytenr, u64 num_bytes, int reserved)
{
struct btrfs_fs_info *fs_info = cache->fs_info;
spin_lock(&cache->space_info->lock);
spin_lock(&cache->lock);
cache->pinned += num_bytes;
@ -6427,7 +6428,7 @@ int btrfs_pin_extent(struct btrfs_fs_info *fs_info,
cache = btrfs_lookup_block_group(fs_info, bytenr);
BUG_ON(!cache); /* Logic error */
pin_down_extent(fs_info, cache, bytenr, num_bytes, reserved);
pin_down_extent(cache, bytenr, num_bytes, reserved);
btrfs_put_block_group(cache);
return 0;
@ -6454,7 +6455,7 @@ int btrfs_pin_extent_for_log_replay(struct btrfs_fs_info *fs_info,
*/
cache_block_group(cache, 1);
pin_down_extent(fs_info, cache, bytenr, num_bytes, 0);
pin_down_extent(cache, bytenr, num_bytes, 0);
/* remove us from the free space cache (if we're there at all) */
ret = btrfs_remove_free_space(cache, bytenr, num_bytes);
@ -7206,8 +7207,7 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
cache = btrfs_lookup_block_group(fs_info, buf->start);
if (btrfs_header_flag(buf, BTRFS_HEADER_FLAG_WRITTEN)) {
pin_down_extent(fs_info, cache, buf->start,
buf->len, 1);
pin_down_extent(cache, buf->start, buf->len, 1);
btrfs_put_block_group(cache);
goto out;
}
@ -8182,7 +8182,7 @@ static int __btrfs_free_reserved_extent(struct btrfs_fs_info *fs_info,
}
if (pin)
pin_down_extent(fs_info, cache, start, len, 1);
pin_down_extent(cache, start, len, 1);
else {
if (btrfs_test_opt(fs_info, DISCARD))
ret = btrfs_discard_extent(fs_info, start, len, NULL);