From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/include/linux/ceph/osdmap.h | 46 ++++++++++++++++++++++++++++++++++++----------
1 files changed, 36 insertions(+), 10 deletions(-)
diff --git a/kernel/include/linux/ceph/osdmap.h b/kernel/include/linux/ceph/osdmap.h
index 43fdade..cad9acf 100644
--- a/kernel/include/linux/ceph/osdmap.h
+++ b/kernel/include/linux/ceph/osdmap.h
@@ -113,16 +113,15 @@
int name_len;
};
+#define __CEPH_OID_INITIALIZER(oid) { .name = (oid).inline_name }
+
+#define CEPH_DEFINE_OID_ONSTACK(oid) \
+ struct ceph_object_id oid = __CEPH_OID_INITIALIZER(oid)
+
static inline void ceph_oid_init(struct ceph_object_id *oid)
{
- oid->name = oid->inline_name;
- oid->name_len = 0;
+ *oid = (struct ceph_object_id) __CEPH_OID_INITIALIZER(*oid);
}
-
-#define CEPH_OID_INIT_ONSTACK(oid) \
- ({ ceph_oid_init(&oid); oid; })
-#define CEPH_DEFINE_OID_ONSTACK(oid) \
- struct ceph_object_id oid = CEPH_OID_INIT_ONSTACK(oid)
static inline bool ceph_oid_empty(const struct ceph_object_id *oid)
{
@@ -137,6 +136,17 @@
int ceph_oid_aprintf(struct ceph_object_id *oid, gfp_t gfp,
const char *fmt, ...);
void ceph_oid_destroy(struct ceph_object_id *oid);
+
+struct workspace_manager {
+ struct list_head idle_ws;
+ spinlock_t ws_lock;
+ /* Number of free workspaces */
+ int free_ws;
+ /* Total number of allocated workspaces */
+ atomic_t total_ws;
+ /* Waiters for a free workspace */
+ wait_queue_head_t ws_wait;
+};
struct ceph_pg_mapping {
struct rb_node node;
@@ -185,8 +195,7 @@
* the list of osds that store+replicate them. */
struct crush_map *crush;
- struct mutex crush_workspace_mutex;
- void *crush_workspace;
+ struct workspace_manager crush_wsm;
};
static inline bool ceph_osd_exists(struct ceph_osdmap *map, int osd)
@@ -303,9 +312,26 @@
int ceph_pg_to_acting_primary(struct ceph_osdmap *osdmap,
const struct ceph_pg *raw_pgid);
+struct crush_loc {
+ char *cl_type_name;
+ char *cl_name;
+};
+
+struct crush_loc_node {
+ struct rb_node cl_node;
+ struct crush_loc cl_loc; /* pointers into cl_data */
+ char cl_data[];
+};
+
+int ceph_parse_crush_location(char *crush_location, struct rb_root *locs);
+int ceph_compare_crush_locs(struct rb_root *locs1, struct rb_root *locs2);
+void ceph_clear_crush_locs(struct rb_root *locs);
+
+int ceph_get_crush_locality(struct ceph_osdmap *osdmap, int id,
+ struct rb_root *locs);
+
extern struct ceph_pg_pool_info *ceph_pg_pool_by_id(struct ceph_osdmap *map,
u64 id);
-
extern const char *ceph_pg_pool_name_by_id(struct ceph_osdmap *map, u64 id);
extern int ceph_pg_poolid_by_name(struct ceph_osdmap *map, const char *name);
u64 ceph_pg_pool_flags(struct ceph_osdmap *map, u64 id);
--
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