SUNRPC: Add an rpc_pipefs front end for the sunrpc cache code
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/include/linux/sunrpc/cache.h b/include/linux/sunrpc/cache.h
index 8e5bf30..6f52b4d 100644
--- a/include/linux/sunrpc/cache.h
+++ b/include/linux/sunrpc/cache.h
@@ -64,6 +64,10 @@
struct proc_dir_entry *flush_ent, *channel_ent, *content_ent;
};
+struct cache_detail_pipefs {
+ struct dentry *dir;
+};
+
struct cache_detail {
struct module * owner;
int hash_size;
@@ -110,6 +114,7 @@
union {
struct cache_detail_procfs procfs;
+ struct cache_detail_pipefs pipefs;
} u;
};
@@ -135,6 +140,10 @@
};
+extern const struct file_operations cache_file_operations_pipefs;
+extern const struct file_operations content_file_operations_pipefs;
+extern const struct file_operations cache_flush_operations_pipefs;
+
extern struct cache_head *
sunrpc_cache_lookup(struct cache_detail *detail,
struct cache_head *key, int hash);
@@ -186,6 +195,10 @@
extern int cache_register(struct cache_detail *cd);
extern void cache_unregister(struct cache_detail *cd);
+extern int sunrpc_cache_register_pipefs(struct dentry *parent, const char *,
+ mode_t, struct cache_detail *);
+extern void sunrpc_cache_unregister_pipefs(struct cache_detail *);
+
extern void qword_add(char **bpp, int *lp, char *str);
extern void qword_addhex(char **bpp, int *lp, char *buf, int blen);
extern int qword_get(char **bpp, char *dest, int bufsize);