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author | Al Viro <viro@zeniv.linux.org.uk> | 2013-07-14 13:09:57 (GMT) |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-07-14 13:09:57 (GMT) |
commit | d3db90b0a448bfdf77ab3d887c9579fead656cc5 (patch) | |
tree | 82e363aec98fbbedcfa3f8f26405c711a6771359 /net/sunrpc | |
parent | a95e691f9c4a6e24fdeab6d7feae6d5411fe8a69 (diff) | |
download | linux-d3db90b0a448bfdf77ab3d887c9579fead656cc5.tar.xz |
__rpc_lookup_create_exclusive: pass string instead of qstr
... and use d_hash_and_lookup() instead of open-coding it, for fsck sake...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net/sunrpc')
-rw-r--r-- | net/sunrpc/rpc_pipe.c | 34 |
1 files changed, 9 insertions, 25 deletions
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index 63364cb..27e54d2 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -656,13 +656,12 @@ 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); } @@ -689,8 +688,7 @@ 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; @@ -732,12 +730,7 @@ 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; @@ -774,13 +767,11 @@ static struct dentry *rpc_mkdir_populate(struct dentry *parent, 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, &q); + dentry = __rpc_lookup_create_exclusive(parent, name); if (IS_ERR(dentry)) goto out; error = __rpc_mkdir(dir, dentry, mode, NULL, private); @@ -843,7 +834,6 @@ 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) @@ -851,12 +841,8 @@ 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, @@ -1063,9 +1049,7 @@ 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); |