diff options
| -rw-r--r-- | fs/kernfs/dir.c | 20 | ||||
| -rw-r--r-- | fs/kernfs/file.c | 4 | ||||
| -rw-r--r-- | fs/sysfs/file.c | 2 | ||||
| -rw-r--r-- | include/linux/kernfs.h | 7 | ||||
| -rw-r--r-- | kernel/cgroup.c | 2 |
5 files changed, 12 insertions, 23 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c index 35e4087..6acc964 100644 --- a/fs/kernfs/dir.c +++ b/fs/kernfs/dir.c @@ -411,8 +411,9 @@ void kernfs_put(struct kernfs_node *kn) if (kernfs_type(kn) == KERNFS_LINK) kernfs_put(kn->symlink.target_kn); - if (!(kn->flags & KERNFS_STATIC_NAME)) - kfree_const(kn->name); + + kfree_const(kn->name); + if (kn->iattr) { if (kn->iattr->ia_secdata) security_release_secctx(kn->iattr->ia_secdata, @@ -506,15 +507,12 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root, const char *name, umode_t mode, unsigned flags) { - const char *dup_name = NULL; struct kernfs_node *kn; int ret; - if (!(flags & KERNFS_STATIC_NAME)) { - name = dup_name = kstrdup_const(name, GFP_KERNEL); - if (!name) - return NULL; - } + name = kstrdup_const(name, GFP_KERNEL); + if (!name) + return NULL; kn = kmem_cache_zalloc(kernfs_node_cache, GFP_KERNEL); if (!kn) @@ -538,7 +536,7 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root, err_out2: kmem_cache_free(kernfs_node_cache, kn); err_out1: - kfree_const(dup_name); + kfree_const(name); return NULL; } @@ -1285,9 +1283,7 @@ int kernfs_rename_ns(struct kernfs_node *kn, struct kernfs_node *new_parent, kn->ns = new_ns; if (new_name) { - if (!(kn->flags & KERNFS_STATIC_NAME)) - old_name = kn->name; - kn->flags &= ~KERNFS_STATIC_NAME; + old_name = kn->name; kn->name = new_name; } diff --git a/fs/kernfs/file.c b/fs/kernfs/file.c index ddc9f96..b684e8a 100644 --- a/fs/kernfs/file.c +++ b/fs/kernfs/file.c @@ -901,7 +901,6 @@ const struct file_operations kernfs_file_fops = { * @ops: kernfs operations for the file * @priv: private data for the file * @ns: optional namespace tag of the file - * @name_is_static: don't copy file name * @key: lockdep key for the file's active_ref, %NULL to disable lockdep * * Returns the created node on success, ERR_PTR() value on error. @@ -911,7 +910,6 @@ struct kernfs_node *__kernfs_create_file(struct kernfs_node *parent, umode_t mode, loff_t size, const struct kernfs_ops *ops, void *priv, const void *ns, - bool name_is_static, struct lock_class_key *key) { struct kernfs_node *kn; @@ -919,8 +917,6 @@ struct kernfs_node *__kernfs_create_file(struct kernfs_node *parent, int rc; flags = KERNFS_FILE; - if (name_is_static) - flags |= KERNFS_STATIC_NAME; kn = kernfs_new_node(parent, name, (mode & S_IALLUGO) | S_IFREG, flags); if (!kn) diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c index dfe928a..7c2867b 100644 --- a/fs/sysfs/file.c +++ b/fs/sysfs/file.c @@ -295,7 +295,7 @@ int sysfs_add_file_mode_ns(struct kernfs_node *parent, key = attr->key ?: (struct lock_class_key *)&attr->skey; #endif kn = __kernfs_create_file(parent, attr->name, mode & 0777, size, ops, - (void *)attr, ns, true, key); + (void *)attr, ns, key); if (IS_ERR(kn)) { if (PTR_ERR(kn) == -EEXIST) sysfs_warn_dup(parent, attr->name); diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index d4e01b3..71ecdab 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -43,7 +43,6 @@ enum kernfs_node_flag { KERNFS_HAS_SEQ_SHOW = 0x0040, KERNFS_HAS_MMAP = 0x0080, KERNFS_LOCKDEP = 0x0100, - KERNFS_STATIC_NAME = 0x0200, KERNFS_SUICIDAL = 0x0400, KERNFS_SUICIDED = 0x0800, }; @@ -291,7 +290,6 @@ struct kernfs_node *__kernfs_create_file(struct kernfs_node *parent, umode_t mode, loff_t size, const struct kernfs_ops *ops, void *priv, const void *ns, - bool name_is_static, struct lock_class_key *key); struct kernfs_node *kernfs_create_link(struct kernfs_node *parent, const char *name, @@ -369,8 +367,7 @@ kernfs_create_dir_ns(struct kernfs_node *parent, const char *name, static inline struct kernfs_node * __kernfs_create_file(struct kernfs_node *parent, const char *name, umode_t mode, loff_t size, const struct kernfs_ops *ops, - void *priv, const void *ns, bool name_is_static, - struct lock_class_key *key) + void *priv, const void *ns, struct lock_class_key *key) { return ERR_PTR(-ENOSYS); } static inline struct kernfs_node * @@ -439,7 +436,7 @@ kernfs_create_file_ns(struct kernfs_node *parent, const char *name, key = (struct lock_class_key *)&ops->lockdep_key; #endif return __kernfs_create_file(parent, name, mode, size, ops, priv, ns, - false, key); + key); } static inline struct kernfs_node * diff --git a/kernel/cgroup.c b/kernel/cgroup.c index d5f6ec2..29a7b2c 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -3077,7 +3077,7 @@ static int cgroup_add_file(struct cgroup *cgrp, struct cftype *cft) #endif kn = __kernfs_create_file(cgrp->kn, cgroup_file_name(cgrp, cft, name), cgroup_file_mode(cft), 0, cft->kf_ops, cft, - NULL, false, key); + NULL, key); if (IS_ERR(kn)) return PTR_ERR(kn); |