diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/sunrpc/cache.c | 18 | ||||
| -rw-r--r-- | net/sunrpc/clnt.c | 20 | ||||
| -rw-r--r-- | net/sunrpc/rpc_pipe.c | 40 |
3 files changed, 26 insertions, 52 deletions
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c index 49eb37010aa3..a72de074172d 100644 --- a/net/sunrpc/cache.c +++ b/net/sunrpc/cache.c @@ -1823,19 +1823,11 @@ 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 aa401560777b..9963584605c0 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 61239a2cb786..406859cc68aa 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -673,13 +673,12 @@ static int __rpc_rmpipe(struct inode *dir, struct dentry *dentry) } static struct dentry *__rpc_lookup_create_exclusive(struct dentry *parent, - struct qstr *name) + const char *name) { - struct dentry *dentry; - - dentry = d_lookup(parent, name); + struct qstr q = QSTR_INIT(name, strlen(name)); + struct dentry *dentry = d_hash_and_lookup(parent, &q); if (!dentry) { - dentry = d_alloc(parent, name); + dentry = d_alloc(parent, &q); if (!dentry) return ERR_PTR(-ENOMEM); } @@ -704,8 +703,7 @@ static void __rpc_depopulate(struct dentry *parent, for (i = start; i < eof; i++) { name.name = files[i].name; name.len = strlen(files[i].name); - name.hash = full_name_hash(name.name, name.len); - dentry = d_lookup(parent, &name); + dentry = d_hash_and_lookup(parent, &name); if (dentry == NULL) continue; @@ -747,12 +745,7 @@ static int rpc_populate(struct dentry *parent, mutex_lock(&dir->i_mutex); for (i = start; i < eof; i++) { - struct qstr q; - - q.name = files[i].name; - q.len = strlen(files[i].name); - q.hash = full_name_hash(q.name, q.len); - dentry = __rpc_lookup_create_exclusive(parent, &q); + dentry = __rpc_lookup_create_exclusive(parent, files[i].name); err = PTR_ERR(dentry); if (IS_ERR(dentry)) goto out_bad; @@ -785,7 +778,7 @@ 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; @@ -856,7 +849,6 @@ struct dentry *rpc_mkpipe_dentry(struct dentry *parent, const char *name, struct dentry *dentry; struct inode *dir = parent->d_inode; umode_t umode = S_IFIFO | S_IRUSR | S_IWUSR; - struct qstr q; int err; if (pipe->ops->upcall == NULL) @@ -864,12 +856,8 @@ struct dentry *rpc_mkpipe_dentry(struct dentry *parent, const char *name, if (pipe->ops->downcall == NULL) umode &= ~S_IWUGO; - q.name = name; - q.len = strlen(name); - q.hash = full_name_hash(q.name, q.len), - mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT); - dentry = __rpc_lookup_create_exclusive(parent, &q); + dentry = __rpc_lookup_create_exclusive(parent, name); if (IS_ERR(dentry)) goto out; err = __rpc_mkpipe_dentry(dir, dentry, umode, &rpc_pipe_fops, @@ -940,8 +928,8 @@ 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 @@ -950,7 +938,7 @@ 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, @@ -996,7 +984,7 @@ 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, @@ -1076,9 +1064,7 @@ struct dentry *rpc_d_lookup_sb(const struct super_block *sb, const unsigned char *dir_name) { struct qstr dir = QSTR_INIT(dir_name, strlen(dir_name)); - - dir.hash = full_name_hash(dir.name, dir.len); - return d_lookup(sb->s_root, &dir); + return d_hash_and_lookup(sb->s_root, &dir); } EXPORT_SYMBOL_GPL(rpc_d_lookup_sb); |