linux-kernel - [PATCH 03/14] sysfs: move sysfs_get_kobject() and release_sysfs

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Date:	Sat, 7 Apr 2007 17:23:46 +0900
From:	Tejun Heo <htejun@...il.com>
To:	gregkh@...e.de, maneesh@...ibm.com, dmitry.torokhov@...il.com,
	cornelia.huck@...ibm.com, oneukum@...e.de, rpurdie@...ys.net,
	James.Bottomley@...elEye.com, linux-kernel@...r.kernel.org,
	htejun@...il.com
Cc:	Tejun Heo <htejun@...il.com>
Subject: [PATCH 03/14] sysfs: move sysfs_get_kobject() and release_sysfs_dirent() to dir.c

There is no reason these functions should be inlined and soon to
follow sysfs object reference simplification will make these functions
heavier.  Move them to dir.c.

Signed-off-by: Tejun Heo <htejun@...il.com>
---
 fs/sysfs/dir.c   |   30 ++++++++++++++++++++++++++++++
 fs/sysfs/sysfs.h |   32 ++------------------------------
 2 files changed, 32 insertions(+), 30 deletions(-)

diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 5112f88..8b1a00a 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -14,6 +14,36 @@
 
 DECLARE_RWSEM(sysfs_rename_sem);
 
+struct kobject *sysfs_get_kobject(struct dentry *dentry)
+{
+	struct kobject * kobj = NULL;
+
+	spin_lock(&dcache_lock);
+	if (!d_unhashed(dentry)) {
+		struct sysfs_dirent * sd = dentry->d_fsdata;
+		if (sd->s_type & SYSFS_KOBJ_LINK) {
+			struct sysfs_symlink * sl = sd->s_element;
+			kobj = kobject_get(sl->target_kobj);
+		} else
+			kobj = kobject_get(sd->s_element);
+	}
+	spin_unlock(&dcache_lock);
+
+	return kobj;
+}
+
+void release_sysfs_dirent(struct sysfs_dirent * sd)
+{
+	if (sd->s_type & SYSFS_KOBJ_LINK) {
+		struct sysfs_symlink * sl = sd->s_element;
+		kfree(sl->link_name);
+		kobject_put(sl->target_kobj);
+		kfree(sl);
+	}
+	kfree(sd->s_iattr);
+	kmem_cache_free(sysfs_dir_cachep, sd);
+}
+
 static void sysfs_d_iput(struct dentry * dentry, struct inode * inode)
 {
 	struct sysfs_dirent * sd = dentry->d_fsdata;
diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h
index a77c57e..812c8c3 100644
--- a/fs/sysfs/sysfs.h
+++ b/fs/sysfs/sysfs.h
@@ -17,6 +17,8 @@ extern void sysfs_delete_inode(struct inode *inode);
 extern struct inode * sysfs_new_inode(mode_t mode, struct sysfs_dirent *);
 extern int sysfs_create(struct dentry *, int mode, int (*init)(struct inode *));
 
+extern struct kobject *sysfs_get_kobject(struct dentry *dentry);
+extern void release_sysfs_dirent(struct sysfs_dirent * sd);
 extern int sysfs_dirent_exist(struct sysfs_dirent *, const unsigned char *);
 extern int sysfs_make_dirent(struct sysfs_dirent *, struct dentry *, void *,
 				umode_t, int);
@@ -79,36 +81,6 @@ static inline struct bin_attribute * to_bin_attr(struct dentry * dentry)
 	return ((struct bin_attribute *) sd->s_element);
 }
 
-static inline struct kobject *sysfs_get_kobject(struct dentry *dentry)
-{
-	struct kobject * kobj = NULL;
-
-	spin_lock(&dcache_lock);
-	if (!d_unhashed(dentry)) {
-		struct sysfs_dirent * sd = dentry->d_fsdata;
-		if (sd->s_type & SYSFS_KOBJ_LINK) {
-			struct sysfs_symlink * sl = sd->s_element;
-			kobj = kobject_get(sl->target_kobj);
-		} else
-			kobj = kobject_get(sd->s_element);
-	}
-	spin_unlock(&dcache_lock);
-
-	return kobj;
-}
-
-static inline void release_sysfs_dirent(struct sysfs_dirent * sd)
-{
-	if (sd->s_type & SYSFS_KOBJ_LINK) {
-		struct sysfs_symlink * sl = sd->s_element;
-		kfree(sl->link_name);
-		kobject_put(sl->target_kobj);
-		kfree(sl);
-	}
-	kfree(sd->s_iattr);
-	kmem_cache_free(sysfs_dir_cachep, sd);
-}
-
 static inline struct sysfs_dirent * sysfs_get(struct sysfs_dirent * sd)
 {
 	if (sd) {
-- 
1.5.0.3


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