vfs: move fsnotify junk to struct mount

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 22 insertions, 23 deletions

diff --git a/fs/namespace.c b/fs/namespace.c
index b8a30928d0c1..124a12555fe4 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -173,54 +173,53 @@ unsigned int mnt_get_count(struct mount *mnt)
 
 static struct mount *alloc_vfsmnt(const char *name)
 {
-	struct mount *p = kmem_cache_zalloc(mnt_cache, GFP_KERNEL);
-	if (p) {
-		struct vfsmount *mnt = &p->mnt;
+	struct mount *mnt = kmem_cache_zalloc(mnt_cache, GFP_KERNEL);
+	if (mnt) {
 		int err;
 
-		err = mnt_alloc_id(p);
+		err = mnt_alloc_id(mnt);
 		if (err)
 			goto out_free_cache;
 
 		if (name) {
-			p->mnt_devname = kstrdup(name, GFP_KERNEL);
-			if (!p->mnt_devname)
+			mnt->mnt_devname = kstrdup(name, GFP_KERNEL);
+			if (!mnt->mnt_devname)
 				goto out_free_id;
 		}
 
 #ifdef CONFIG_SMP
-		p->mnt_pcp = alloc_percpu(struct mnt_pcp);
-		if (!p->mnt_pcp)
+		mnt->mnt_pcp = alloc_percpu(struct mnt_pcp);
+		if (!mnt->mnt_pcp)
 			goto out_free_devname;
 
-		this_cpu_add(p->mnt_pcp->mnt_count, 1);
+		this_cpu_add(mnt->mnt_pcp->mnt_count, 1);
 #else
-		p->mnt_count = 1;
-		p->mnt_writers = 0;
+		mnt->mnt_count = 1;
+		mnt->mnt_writers = 0;
 #endif
 
-		INIT_LIST_HEAD(&p->mnt_hash);
-		INIT_LIST_HEAD(&p->mnt_child);
-		INIT_LIST_HEAD(&p->mnt_mounts);
-		INIT_LIST_HEAD(&p->mnt_list);
-		INIT_LIST_HEAD(&p->mnt_expire);
-		INIT_LIST_HEAD(&p->mnt_share);
-		INIT_LIST_HEAD(&p->mnt_slave_list);
-		INIT_LIST_HEAD(&p->mnt_slave);
+		INIT_LIST_HEAD(&mnt->mnt_hash);
+		INIT_LIST_HEAD(&mnt->mnt_child);
+		INIT_LIST_HEAD(&mnt->mnt_mounts);
+		INIT_LIST_HEAD(&mnt->mnt_list);
+		INIT_LIST_HEAD(&mnt->mnt_expire);
+		INIT_LIST_HEAD(&mnt->mnt_share);
+		INIT_LIST_HEAD(&mnt->mnt_slave_list);
+		INIT_LIST_HEAD(&mnt->mnt_slave);
 #ifdef CONFIG_FSNOTIFY
 		INIT_HLIST_HEAD(&mnt->mnt_fsnotify_marks);
 #endif
 	}
-	return p;
+	return mnt;
 
 #ifdef CONFIG_SMP
 out_free_devname:
-	kfree(p->mnt_devname);
+	kfree(mnt->mnt_devname);
 #endif
 out_free_id:
-	mnt_free_id(p);
+	mnt_free_id(mnt);
 out_free_cache:
-	kmem_cache_free(mnt_cache, p);
+	kmem_cache_free(mnt_cache, mnt);
 	return NULL;
 }