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btrfs: compression: export alloc/free/get/put callbacks of all algos

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The indirect calls will be replaced by a switch in compression.c.
(Switch is faster than indirect calls with when Spectre mitigations are
enabled).

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 02:21:48 +02:00
parent 2510307e6c
commit d20f395f98
4 changed files with 26 additions and 15 deletions
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8
fs/btrfs/lzo.c
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@@ -63,17 +63,17 @@ struct workspace {
static struct workspace_manager wsm;
static struct list_head *lzo_get_workspace(unsigned int level)
struct list_head *lzo_get_workspace(unsigned int level)
{
return btrfs_get_workspace(&wsm, level);
}
static void lzo_put_workspace(struct list_head *ws)
void lzo_put_workspace(struct list_head *ws)
{
btrfs_put_workspace(&wsm, ws);
}
static void lzo_free_workspace(struct list_head *ws)
void lzo_free_workspace(struct list_head *ws)
{
struct workspace *workspace = list_entry(ws, struct workspace, list);
@@ -83,7 +83,7 @@ static void lzo_free_workspace(struct list_head *ws)
kfree(workspace);
}
static struct list_head *lzo_alloc_workspace(unsigned int level)
struct list_head *lzo_alloc_workspace(unsigned int level)
{
struct workspace *workspace;