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btrfs: compression: inline free_workspace

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Replace indirect calls to free_workspace by switch and calls to the
specific callbacks. This is mainly to get rid of the indirection due to
spectre vulnerability mitigations.

Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2019-10-04 02:57:22 +02:00
parent a3bbd2a9ee
commit 1e00235160
5 changed files with 18 additions and 8 deletions
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fs/btrfs/compression.h
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@ -124,8 +124,6 @@ struct list_head *btrfs_get_workspace(int type, unsigned int level);
void btrfs_put_workspace(int type, struct list_head *ws);
struct btrfs_compress_op {
void (*free_workspace)(struct list_head *workspace);
struct workspace_manager *workspace_manager;
/* Maximum level supported by the compression algorithm */
unsigned int max_level;