X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=ceph%2Fsrc%2Fspdk%2Focf%2Fsrc%2Focf_freelist.h;fp=ceph%2Fsrc%2Fspdk%2Focf%2Fsrc%2Focf_freelist.h;h=3b67b2aba57cd0d30cea50897c2d78782719ef31;hb=f67539c23b11f3b8a2ecaeeddf7a403ae1c442a8;hp=0000000000000000000000000000000000000000;hpb=64a4c04e6850c6d9086e4c37f57c4eada541b05e;p=ceph.git

diff --git a/ceph/src/spdk/ocf/src/ocf_freelist.h b/ceph/src/spdk/ocf/src/ocf_freelist.h
new file mode 100644
index 000000000..3b67b2aba
--- /dev/null
+++ b/ceph/src/spdk/ocf/src/ocf_freelist.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright(c) 2019-2019 Intel Corporation
+ * SPDX-License-Identifier: BSD-3-Clause-Clear
+ */
+
+#ifndef __OCF_FREELIST_H__
+#define __OCF_FREELIST_H__
+
+#include "ocf_cache_priv.h"
+
+struct ocf_freelist;
+
+typedef struct ocf_freelist *ocf_freelist_t;
+
+/* Init / deinit freelist runtime structures */
+ocf_freelist_t ocf_freelist_init(struct ocf_cache *cache);
+void ocf_freelist_deinit(ocf_freelist_t freelist);
+
+/* Assign unused cachelines to freelist */
+void ocf_freelist_populate(ocf_freelist_t freelist,
+		ocf_cache_line_t num_free_clines);
+
+/* Get cacheline from freelist */
+bool ocf_freelist_get_cache_line(ocf_freelist_t freelist,
+		ocf_cache_line_t *cline);
+
+/* Put cacheline back to freelist */
+void ocf_freelist_put_cache_line(ocf_freelist_t freelist,
+		ocf_cache_line_t cline);
+
+/* Return total number of free cachelines */
+ocf_cache_line_t ocf_freelist_num_free(ocf_freelist_t freelist);
+
+#endif /* __OCF_FREELIST_H__ */