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authorTrond Myklebust <Trond.Myklebust@netapp.com>2009-08-09 15:14:30 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2009-08-09 15:14:30 -0400
commit8854e82d9accc80f43c0bc3ff06b5979ac858185 (patch)
tree957a42c2959e52f9df2acd7a23c10bf5d6cbeaf0 /include
parent173912a6add00f4715774dcecf9ee53274c5924c (diff)
SUNRPC: Add an rpc_pipefs front end for the sunrpc cache code
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/sunrpc/cache.h13
-rw-r--r--include/linux/sunrpc/rpc_pipe_fs.h8
2 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/sunrpc/cache.h b/include/linux/sunrpc/cache.h
index 8e5bf303665..6f52b4d7c44 100644
--- a/include/linux/sunrpc/cache.h
+++ b/include/linux/sunrpc/cache.h
@@ -64,6 +64,10 @@ struct cache_detail_procfs {
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 @@ struct cache_detail {
union {
struct cache_detail_procfs procfs;
+ struct cache_detail_pipefs pipefs;
} u;
};
@@ -135,6 +140,10 @@ struct cache_deferred_req {
};
+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 void cache_purge(struct cache_detail *detail);
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);
diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h
index 88332ef1e95..a92571a3455 100644
--- a/include/linux/sunrpc/rpc_pipe_fs.h
+++ b/include/linux/sunrpc/rpc_pipe_fs.h
@@ -47,6 +47,14 @@ extern int rpc_queue_upcall(struct inode *, struct rpc_pipe_msg *);
struct rpc_clnt;
extern struct dentry *rpc_create_client_dir(struct dentry *, struct qstr *, struct rpc_clnt *);
extern int rpc_remove_client_dir(struct dentry *);
+
+struct cache_detail;
+extern struct dentry *rpc_create_cache_dir(struct dentry *,
+ struct qstr *,
+ mode_t umode,
+ struct cache_detail *);
+extern void rpc_remove_cache_dir(struct dentry *);
+
extern struct dentry *rpc_mkpipe(struct dentry *, const char *, void *,
const struct rpc_pipe_ops *, int flags);
extern int rpc_unlink(struct dentry *);