forked from luck/tmp_suning_uos_patched
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>
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parent
f87b7eb821
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fdf08605b9
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@ -6392,10 +6392,11 @@ static u64 first_logical_byte(struct btrfs_fs_info *fs_info, u64 search_start)
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return bytenr;
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}
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static int pin_down_extent(struct btrfs_fs_info *fs_info,
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struct btrfs_block_group_cache *cache,
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static int pin_down_extent(struct btrfs_block_group_cache *cache,
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u64 bytenr, u64 num_bytes, int reserved)
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{
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struct btrfs_fs_info *fs_info = cache->fs_info;
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spin_lock(&cache->space_info->lock);
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spin_lock(&cache->lock);
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cache->pinned += num_bytes;
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@ -6427,7 +6428,7 @@ int btrfs_pin_extent(struct btrfs_fs_info *fs_info,
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cache = btrfs_lookup_block_group(fs_info, bytenr);
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BUG_ON(!cache); /* Logic error */
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pin_down_extent(fs_info, cache, bytenr, num_bytes, reserved);
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pin_down_extent(cache, bytenr, num_bytes, reserved);
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btrfs_put_block_group(cache);
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return 0;
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@ -6454,7 +6455,7 @@ int btrfs_pin_extent_for_log_replay(struct btrfs_fs_info *fs_info,
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*/
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cache_block_group(cache, 1);
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pin_down_extent(fs_info, cache, bytenr, num_bytes, 0);
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pin_down_extent(cache, bytenr, num_bytes, 0);
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/* remove us from the free space cache (if we're there at all) */
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ret = btrfs_remove_free_space(cache, bytenr, num_bytes);
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@ -7206,8 +7207,7 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
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cache = btrfs_lookup_block_group(fs_info, buf->start);
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if (btrfs_header_flag(buf, BTRFS_HEADER_FLAG_WRITTEN)) {
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pin_down_extent(fs_info, cache, buf->start,
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buf->len, 1);
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pin_down_extent(cache, buf->start, buf->len, 1);
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btrfs_put_block_group(cache);
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goto out;
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}
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@ -8182,7 +8182,7 @@ static int __btrfs_free_reserved_extent(struct btrfs_fs_info *fs_info,
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}
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if (pin)
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pin_down_extent(fs_info, cache, start, len, 1);
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pin_down_extent(cache, start, len, 1);
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else {
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if (btrfs_test_opt(fs_info, DISCARD))
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ret = btrfs_discard_extent(fs_info, start, len, NULL);
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