fs/btrfs/zstd.c

28 #define ZSTD_BTRFS_MAX_LEVEL 15
80 	struct list_head idle_ws[ZSTD_BTRFS_MAX_LEVEL];
88 static size_t zstd_ws_mem_sizes[ZSTD_BTRFS_MAX_LEVEL];
162 	for (level = 1; level <= ZSTD_BTRFS_MAX_LEVEL; level++) {
188 	for (i = 0; i < ZSTD_BTRFS_MAX_LEVEL; i++)
191 	ws = zstd_alloc_workspace(ZSTD_BTRFS_MAX_LEVEL);
196 		set_bit(ZSTD_BTRFS_MAX_LEVEL - 1, &wsm.active_map);
197 		list_add(ws, &wsm.idle_ws[ZSTD_BTRFS_MAX_LEVEL - 1]);
207 	for (i = 0; i < ZSTD_BTRFS_MAX_LEVEL; i++) {
240 	for_each_set_bit_from(i, &wsm.active_map, ZSTD_BTRFS_MAX_LEVEL) {
321 		if (list_empty(&wsm.idle_ws[ZSTD_BTRFS_MAX_LEVEL - 1])) {
338 	if (workspace->level == ZSTD_BTRFS_MAX_LEVEL)
677 	.max_level	= ZSTD_BTRFS_MAX_LEVEL,