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btrfs: zstd: remove indirect calls for local functions 

While calling functions inside zstd, we don't need to use the
indirection provided by the workspace_manager. Forward declarations are
added to maintain the function order of btrfs_compress_op.

Signed-off-by: Dennis Zhou <dennis@kernel.org>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Dennis Zhou 2019-02-27 16:21:28 -05:00 committed by David Sterba
parent 6c3abeda77
commit b2423496a6
1 changed files with 7 additions and 4 deletions
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11
fs/btrfs/zstd.c
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@ -90,6 +90,9 @@ static inline struct workspace *list_to_workspace(struct list_head *list)
return container_of(list, struct workspace, list);
}
static void zstd_free_workspace(struct list_head *ws);
static struct list_head *zstd_alloc_workspace(unsigned int level);
/*
* zstd_reclaim_timer_fn - reclaim timer
* @t: timer
@ -124,7 +127,7 @@ static void zstd_reclaim_timer_fn(struct timer_list *timer)
level = victim->level;
list_del(&victim->lru_list);
list_del(&victim->list);
wsm.ops->free_workspace(&victim->list);
zstd_free_workspace(&victim->list);
if (list_empty(&wsm.idle_ws[level - 1]))
clear_bit(level - 1, &wsm.active_map);
@ -180,7 +183,7 @@ static void zstd_init_workspace_manager(void)
for (i = 0; i < ZSTD_BTRFS_MAX_LEVEL; i++)
INIT_LIST_HEAD(&wsm.idle_ws[i]);
ws = wsm.ops->alloc_workspace(ZSTD_BTRFS_MAX_LEVEL);
ws = zstd_alloc_workspace(ZSTD_BTRFS_MAX_LEVEL);
if (IS_ERR(ws)) {
pr_warn(
"BTRFS: cannot preallocate zstd compression workspace\n");
@ -202,7 +205,7 @@ static void zstd_cleanup_workspace_manager(void)
struct workspace, list);
list_del(&workspace->list);
list_del(&workspace->lru_list);
wsm.ops->free_workspace(&workspace->list);
zstd_free_workspace(&workspace->list);
}
}
spin_unlock(&wsm.lock);
@ -272,7 +275,7 @@ again:
return ws;
nofs_flag = memalloc_nofs_save();
ws = wsm.ops->alloc_workspace(level);
ws = zstd_alloc_workspace(level);
memalloc_nofs_restore(nofs_flag);
if (IS_ERR(ws)) {