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authorDennis Zhou <dennis@kernel.org>2019-02-27 22:21:28 +0100
committerDavid Sterba <dsterba@suse.com>2019-04-29 19:02:18 +0200
commitb2423496a65691f94defddd42daa172824b5fd25 (patch)
treee748281f5c8b6e263b3725e7d82618b0168f63fe /fs/btrfs/zstd.c
parentbtrfs: scrub: return EAGAIN when fs is closing (diff)
downloadlinux-b2423496a65691f94defddd42daa172824b5fd25.tar.xz
linux-b2423496a65691f94defddd42daa172824b5fd25.zip
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>
Diffstat (limited to 'fs/btrfs/zstd.c')
-rw-r--r--fs/btrfs/zstd.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/btrfs/zstd.c b/fs/btrfs/zstd.c
index 6b9e29d050f3..a6ff07cf11d5 100644
--- a/fs/btrfs/zstd.c
+++ b/fs/btrfs/zstd.c
@@ -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)) {