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authorAl Viro <viro@zeniv.linux.org.uk>2013-07-14 16:43:54 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2013-07-14 17:02:28 +0400
commita95e691f9c4a6e24fdeab6d7feae6d5411fe8a69 (patch)
treeebe142c51935b977861e9d911a505bc63ef8ee29 /net
parente9a17bd73a29e5323c37ec5ffe50fc0e825d3d03 (diff)
rpc_create_*_dir: don't bother with qstr
just pass the name Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/cache.c18
-rw-r--r--net/sunrpc/clnt.c20
-rw-r--r--net/sunrpc/rpc_pipe.c14
3 files changed, 21 insertions, 31 deletions
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 80fe5c86efd..b40f9567e62 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -1812,19 +1812,11 @@ int sunrpc_cache_register_pipefs(struct dentry *parent,
const char *name, umode_t umode,
struct cache_detail *cd)
{
- struct qstr q;
- struct dentry *dir;
- int ret = 0;
-
- q.name = name;
- q.len = strlen(name);
- q.hash = full_name_hash(q.name, q.len);
- dir = rpc_create_cache_dir(parent, &q, umode, cd);
- if (!IS_ERR(dir))
- cd->u.pipefs.dir = dir;
- else
- ret = PTR_ERR(dir);
- return ret;
+ struct dentry *dir = rpc_create_cache_dir(parent, name, umode, cd);
+ if (IS_ERR(dir))
+ return PTR_ERR(dir);
+ cd->u.pipefs.dir = dir;
+ return 0;
}
EXPORT_SYMBOL_GPL(sunrpc_cache_register_pipefs);
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 5a750b9c364..26456274b24 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -128,9 +128,7 @@ static struct dentry *rpc_setup_pipedir_sb(struct super_block *sb,
{
static uint32_t clntid;
char name[15];
- struct qstr q = { .name = name };
struct dentry *dir, *dentry;
- int error;
dir = rpc_d_lookup_sb(sb, dir_name);
if (dir == NULL) {
@@ -138,19 +136,17 @@ static struct dentry *rpc_setup_pipedir_sb(struct super_block *sb,
return dir;
}
for (;;) {
- q.len = snprintf(name, sizeof(name), "clnt%x", (unsigned int)clntid++);
+ snprintf(name, sizeof(name), "clnt%x", (unsigned int)clntid++);
name[sizeof(name) - 1] = '\0';
- q.hash = full_name_hash(q.name, q.len);
- dentry = rpc_create_client_dir(dir, &q, clnt);
+ dentry = rpc_create_client_dir(dir, name, clnt);
if (!IS_ERR(dentry))
break;
- error = PTR_ERR(dentry);
- if (error != -EEXIST) {
- printk(KERN_INFO "RPC: Couldn't create pipefs entry"
- " %s/%s, error %d\n",
- dir_name, name, error);
- break;
- }
+ if (dentry == ERR_PTR(-EEXIST))
+ continue;
+ printk(KERN_INFO "RPC: Couldn't create pipefs entry"
+ " %s/%s, error %ld\n",
+ dir_name, name, PTR_ERR(dentry));
+ break;
}
dput(dir);
return dentry;
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index e7ce4b3eb0b..63364cb5d11 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -770,15 +770,17 @@ out_bad:
}
static struct dentry *rpc_mkdir_populate(struct dentry *parent,
- struct qstr *name, umode_t mode, void *private,
+ const char *name, umode_t mode, void *private,
int (*populate)(struct dentry *, void *), void *args_populate)
{
struct dentry *dentry;
+ struct qstr q = QSTR_INIT(name, strlen(name));
struct inode *dir = parent->d_inode;
int error;
+ q.hash = full_name_hash(q.name, q.len);
mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT);
- dentry = __rpc_lookup_create_exclusive(parent, name);
+ dentry = __rpc_lookup_create_exclusive(parent, &q);
if (IS_ERR(dentry))
goto out;
error = __rpc_mkdir(dir, dentry, mode, NULL, private);
@@ -925,8 +927,8 @@ static void rpc_clntdir_depopulate(struct dentry *dentry)
/**
* rpc_create_client_dir - Create a new rpc_client directory in rpc_pipefs
- * @dentry: dentry from the rpc_pipefs root to the new directory
- * @name: &struct qstr for the name
+ * @dentry: the parent of new directory
+ * @name: the name of new directory
* @rpc_client: rpc client to associate with this directory
*
* This creates a directory at the given @path associated with
@@ -935,7 +937,7 @@ static void rpc_clntdir_depopulate(struct dentry *dentry)
* later be created using rpc_mkpipe().
*/
struct dentry *rpc_create_client_dir(struct dentry *dentry,
- struct qstr *name,
+ const char *name,
struct rpc_clnt *rpc_client)
{
return rpc_mkdir_populate(dentry, name, S_IRUGO | S_IXUGO, NULL,
@@ -981,7 +983,7 @@ static void rpc_cachedir_depopulate(struct dentry *dentry)
rpc_depopulate(dentry, cache_pipefs_files, 0, 3);
}
-struct dentry *rpc_create_cache_dir(struct dentry *parent, struct qstr *name,
+struct dentry *rpc_create_cache_dir(struct dentry *parent, const char *name,
umode_t umode, struct cache_detail *cd)
{
return rpc_mkdir_populate(parent, name, umode, NULL,