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authorTrond Myklebust <Trond.Myklebust@netapp.com>2013-08-26 17:44:26 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-09-01 11:12:42 -0400
commitc36dcfe1f7712b7c12df2d80359e638b9d246ce6 (patch)
treec60e48fbe790d51aba77b062a002cc0032e4a612 /net
parent2127d82af302be94066223311ca6ff317ee13ee0 (diff)
downloadlinux-c36dcfe1f7712b7c12df2d80359e638b9d246ce6.tar.bz2
SUNRPC: Remove the rpc_client->cl_dentry
It is now redundant. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/clnt.c35
-rw-r--r--net/sunrpc/rpc_pipe.c13
2 files changed, 25 insertions, 23 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 3c074de902ea..af3f0cf7e278 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -102,9 +102,7 @@ static void rpc_unregister_client(struct rpc_clnt *clnt)
static void __rpc_clnt_remove_pipedir(struct rpc_clnt *clnt)
{
- if (clnt->cl_dentry)
- rpc_remove_client_dir(clnt->cl_dentry, clnt);
- clnt->cl_dentry = NULL;
+ rpc_remove_client_dir(clnt);
}
static void rpc_clnt_remove_pipedir(struct rpc_clnt *clnt)
@@ -154,14 +152,11 @@ rpc_setup_pipedir(struct super_block *pipefs_sb, struct rpc_clnt *clnt)
{
struct dentry *dentry;
- if (clnt->cl_program->pipe_dir_name == NULL)
- goto out;
- clnt->cl_dentry = NULL;
- dentry = rpc_setup_pipedir_sb(pipefs_sb, clnt);
- if (IS_ERR(dentry))
- return PTR_ERR(dentry);
- clnt->cl_dentry = dentry;
-out:
+ if (clnt->cl_program->pipe_dir_name != NULL) {
+ dentry = rpc_setup_pipedir_sb(pipefs_sb, clnt);
+ if (IS_ERR(dentry))
+ return PTR_ERR(dentry);
+ }
return 0;
}
@@ -170,11 +165,18 @@ static int rpc_clnt_skip_event(struct rpc_clnt *clnt, unsigned long event)
if (clnt->cl_program->pipe_dir_name == NULL)
return 1;
- if (((event == RPC_PIPEFS_MOUNT) && clnt->cl_dentry) ||
- ((event == RPC_PIPEFS_UMOUNT) && !clnt->cl_dentry))
- return 1;
- if ((event == RPC_PIPEFS_MOUNT) && atomic_read(&clnt->cl_count) == 0)
- return 1;
+ switch (event) {
+ case RPC_PIPEFS_MOUNT:
+ if (clnt->cl_pipedir_objects.pdh_dentry != NULL)
+ return 1;
+ if (atomic_read(&clnt->cl_count) == 0)
+ return 1;
+ break;
+ case RPC_PIPEFS_UMOUNT:
+ if (clnt->cl_pipedir_objects.pdh_dentry == NULL)
+ return 1;
+ break;
+ }
return 0;
}
@@ -191,7 +193,6 @@ static int __rpc_clnt_handle_event(struct rpc_clnt *clnt, unsigned long event,
return -ENOENT;
if (IS_ERR(dentry))
return PTR_ERR(dentry);
- clnt->cl_dentry = dentry;
break;
case RPC_PIPEFS_UMOUNT:
__rpc_clnt_remove_pipedir(clnt);
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index cfeba77de567..a35b2f402aaa 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -1055,15 +1055,16 @@ struct dentry *rpc_create_client_dir(struct dentry *dentry,
/**
* rpc_remove_client_dir - Remove a directory created with rpc_create_client_dir()
- * @dentry: dentry for the pipe
* @rpc_client: rpc_client for the pipe
*/
-int rpc_remove_client_dir(struct dentry *dentry, struct rpc_clnt *rpc_client)
+int rpc_remove_client_dir(struct rpc_clnt *rpc_client)
{
- if (rpc_client->cl_pipedir_objects.pdh_dentry) {
- rpc_destroy_pipe_dir_objects(&rpc_client->cl_pipedir_objects);
- rpc_client->cl_pipedir_objects.pdh_dentry = NULL;
- }
+ struct dentry *dentry = rpc_client->cl_pipedir_objects.pdh_dentry;
+
+ if (dentry == NULL)
+ return 0;
+ rpc_destroy_pipe_dir_objects(&rpc_client->cl_pipedir_objects);
+ rpc_client->cl_pipedir_objects.pdh_dentry = NULL;
return rpc_rmdir_depopulate(dentry, rpc_clntdir_depopulate);
}