diff options
author | Tejun Heo <tj@kernel.org> | 2013-12-11 14:11:56 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-12-11 17:39:20 -0800 |
commit | df23fc39bce03bb26e63bea57fc5f5bf6882d74b (patch) | |
tree | 9317af4854fd05e326a93ac736160fdc56ddbabc /fs/kernfs/dir.c | |
parent | c525aaddc366df23eb095d58a2bdf11cce62a98b (diff) | |
download | linux-df23fc39bce03bb26e63bea57fc5f5bf6882d74b.tar.bz2 |
kernfs: s/sysfs/kernfs/ in constants
kernfs has just been separated out from sysfs and we're already in
full conflict mode. Nothing can make the situation any worse. Let's
take the chance to name things properly.
This patch performs the following renames.
* s/SYSFS_DIR/KERNFS_DIR/
* s/SYSFS_KOBJ_ATTR/KERNFS_FILE/
* s/SYSFS_KOBJ_LINK/KERNFS_LINK/
* s/SYSFS_{TYPE_FLAGS}/KERNFS_{TYPE_FLAGS}/
* s/SYSFS_FLAG_{FLAG}/KERNFS_{FLAG}/
* s/sysfs_type()/kernfs_type()/
* s/SD_DEACTIVATED_BIAS/KN_DEACTIVATED_BIAS/
This patch is strictly rename only and doesn't introduce any
functional difference.
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/kernfs/dir.c')
-rw-r--r-- | fs/kernfs/dir.c | 50 |
1 files changed, 25 insertions, 25 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c index d038bb204b54..bc8a3b367a8c 100644 --- a/fs/kernfs/dir.c +++ b/fs/kernfs/dir.c @@ -78,7 +78,7 @@ static int sysfs_link_sibling(struct kernfs_node *kn) struct rb_node **node = &kn->parent->dir.children.rb_node; struct rb_node *parent = NULL; - if (sysfs_type(kn) == SYSFS_DIR) + if (kernfs_type(kn) == KERNFS_DIR) kn->parent->dir.subdirs++; while (*node) { @@ -113,7 +113,7 @@ static int sysfs_link_sibling(struct kernfs_node *kn) */ static void sysfs_unlink_sibling(struct kernfs_node *kn) { - if (sysfs_type(kn) == SYSFS_DIR) + if (kernfs_type(kn) == KERNFS_DIR) kn->parent->dir.subdirs--; rb_erase(&kn->rb, &kn->parent->dir.children); @@ -137,7 +137,7 @@ struct kernfs_node *sysfs_get_active(struct kernfs_node *kn) if (!atomic_inc_unless_negative(&kn->active)) return NULL; - if (kn->flags & SYSFS_FLAG_LOCKDEP) + if (kn->flags & KERNFS_LOCKDEP) rwsem_acquire_read(&kn->dep_map, 0, 1, _RET_IP_); return kn; } @@ -156,10 +156,10 @@ void sysfs_put_active(struct kernfs_node *kn) if (unlikely(!kn)) return; - if (kn->flags & SYSFS_FLAG_LOCKDEP) + if (kn->flags & KERNFS_LOCKDEP) rwsem_release(&kn->dep_map, 1, _RET_IP_); v = atomic_dec_return(&kn->active); - if (likely(v != SD_DEACTIVATED_BIAS)) + if (likely(v != KN_DEACTIVATED_BIAS)) return; /* @@ -180,9 +180,9 @@ static void sysfs_deactivate(struct kernfs_node *kn) DECLARE_COMPLETION_ONSTACK(wait); int v; - BUG_ON(!(kn->flags & SYSFS_FLAG_REMOVED)); + BUG_ON(!(kn->flags & KERNFS_REMOVED)); - if (!(sysfs_type(kn) & SYSFS_ACTIVE_REF)) + if (!(kernfs_type(kn) & KERNFS_ACTIVE_REF)) return; kn->u.completion = (void *)&wait; @@ -191,9 +191,9 @@ static void sysfs_deactivate(struct kernfs_node *kn) /* atomic_add_return() is a mb(), put_active() will always see * the updated kn->u.completion. */ - v = atomic_add_return(SD_DEACTIVATED_BIAS, &kn->active); + v = atomic_add_return(KN_DEACTIVATED_BIAS, &kn->active); - if (v != SD_DEACTIVATED_BIAS) { + if (v != KN_DEACTIVATED_BIAS) { lock_contended(&kn->dep_map, _RET_IP_); wait_for_completion(&wait); } @@ -235,13 +235,13 @@ void kernfs_put(struct kernfs_node *kn) */ parent = kn->parent; - WARN(!(kn->flags & SYSFS_FLAG_REMOVED), + WARN(!(kn->flags & KERNFS_REMOVED), "sysfs: free using entry: %s/%s\n", parent ? parent->name : "", kn->name); - if (sysfs_type(kn) == SYSFS_KOBJ_LINK) + if (kernfs_type(kn) == KERNFS_LINK) kernfs_put(kn->symlink.target_kn); - if (sysfs_type(kn) & SYSFS_COPY_NAME) + if (kernfs_type(kn) & KERNFS_COPY_NAME) kfree(kn->name); if (kn->iattr) { if (kn->iattr->ia_secdata) @@ -268,7 +268,7 @@ EXPORT_SYMBOL_GPL(kernfs_put); static int sysfs_dentry_delete(const struct dentry *dentry) { struct kernfs_node *kn = dentry->d_fsdata; - return !(kn && !(kn->flags & SYSFS_FLAG_REMOVED)); + return !(kn && !(kn->flags & KERNFS_REMOVED)); } static int sysfs_dentry_revalidate(struct dentry *dentry, unsigned int flags) @@ -282,7 +282,7 @@ static int sysfs_dentry_revalidate(struct dentry *dentry, unsigned int flags) mutex_lock(&sysfs_mutex); /* The sysfs dirent has been deleted */ - if (kn->flags & SYSFS_FLAG_REMOVED) + if (kn->flags & KERNFS_REMOVED) goto out_bad; /* The sysfs dirent has been moved? */ @@ -342,7 +342,7 @@ struct kernfs_node *sysfs_new_dirent(struct kernfs_root *root, struct kernfs_node *kn; int ret; - if (type & SYSFS_COPY_NAME) { + if (type & KERNFS_COPY_NAME) { name = dup_name = kstrdup(name, GFP_KERNEL); if (!name) return NULL; @@ -362,7 +362,7 @@ struct kernfs_node *sysfs_new_dirent(struct kernfs_root *root, kn->name = name; kn->mode = mode; - kn->flags = type | SYSFS_FLAG_REMOVED; + kn->flags = type | KERNFS_REMOVED; return kn; @@ -427,7 +427,7 @@ int sysfs_add_one(struct kernfs_addrm_cxt *acxt, struct kernfs_node *kn, return -EINVAL; } - if (sysfs_type(parent) != SYSFS_DIR) + if (kernfs_type(parent) != KERNFS_DIR) return -EINVAL; kn->hash = sysfs_name_hash(kn->name, kn->ns); @@ -446,7 +446,7 @@ int sysfs_add_one(struct kernfs_addrm_cxt *acxt, struct kernfs_node *kn, } /* Mark the entry added into directory tree */ - kn->flags &= ~SYSFS_FLAG_REMOVED; + kn->flags &= ~KERNFS_REMOVED; return 0; } @@ -475,7 +475,7 @@ static void sysfs_remove_one(struct kernfs_addrm_cxt *acxt, * Removal can be called multiple times on the same node. Only the * first invocation is effective and puts the base ref. */ - if (kn->flags & SYSFS_FLAG_REMOVED) + if (kn->flags & KERNFS_REMOVED) return; if (kn->parent) { @@ -489,7 +489,7 @@ static void sysfs_remove_one(struct kernfs_addrm_cxt *acxt, } } - kn->flags |= SYSFS_FLAG_REMOVED; + kn->flags |= KERNFS_REMOVED; kn->u.removed_list = acxt->removed; acxt->removed = kn; } @@ -607,14 +607,14 @@ struct kernfs_root *kernfs_create_root(void *priv) ida_init(&root->ino_ida); - kn = sysfs_new_dirent(root, "", S_IFDIR | S_IRUGO | S_IXUGO, SYSFS_DIR); + kn = sysfs_new_dirent(root, "", S_IFDIR | S_IRUGO | S_IXUGO, KERNFS_DIR); if (!kn) { ida_destroy(&root->ino_ida); kfree(root); return ERR_PTR(-ENOMEM); } - kn->flags &= ~SYSFS_FLAG_REMOVED; + kn->flags &= ~KERNFS_REMOVED; kn->priv = priv; kn->dir.root = root; @@ -654,7 +654,7 @@ struct kernfs_node *kernfs_create_dir_ns(struct kernfs_node *parent, int rc; /* allocate */ - kn = sysfs_new_dirent(kernfs_root(parent), name, mode, SYSFS_DIR); + kn = sysfs_new_dirent(kernfs_root(parent), name, mode, KERNFS_DIR); if (!kn) return ERR_PTR(-ENOMEM); @@ -732,7 +732,7 @@ static struct kernfs_node *sysfs_leftmost_descendant(struct kernfs_node *pos) last = pos; - if (sysfs_type(pos) != SYSFS_DIR) + if (kernfs_type(pos) != KERNFS_DIR) break; rbn = rb_first(&pos->dir.children); @@ -914,7 +914,7 @@ static struct kernfs_node *sysfs_dir_pos(const void *ns, struct kernfs_node *parent, loff_t hash, struct kernfs_node *pos) { if (pos) { - int valid = !(pos->flags & SYSFS_FLAG_REMOVED) && + int valid = !(pos->flags & KERNFS_REMOVED) && pos->parent == parent && hash == pos->hash; kernfs_put(pos); if (!valid) |