From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sat, 31 Aug 2013 16:57:10 +0000 (-0400)
Subject: shm_mnt is as longterm as it gets, TYVM...
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ca4e05195dbc25bb0f1d4c70a39e6396115807c9;p=linux-beck.git

shm_mnt is as longterm as it gets, TYVM...

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

diff --git a/mm/shmem.c b/mm/shmem.c
index e43dc555069d..526149846d0a 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2615,13 +2615,15 @@ int shmem_fill_super(struct super_block *sb, void *data, int silent)
 	 * tmpfs instance, limiting inodes to one per page of lowmem;
 	 * but the internal instance is left unlimited.
 	 */
-	if (!(sb->s_flags & MS_NOUSER)) {
+	if (!(sb->s_flags & MS_KERNMOUNT)) {
 		sbinfo->max_blocks = shmem_default_max_blocks();
 		sbinfo->max_inodes = shmem_default_max_inodes();
 		if (shmem_parse_options(data, sbinfo, false)) {
 			err = -EINVAL;
 			goto failed;
 		}
+	} else {
+		sb->s_flags |= MS_NOUSER;
 	}
 	sb->s_export_op = &shmem_export_ops;
 	sb->s_flags |= MS_NOSEC;
@@ -2831,8 +2833,7 @@ int __init shmem_init(void)
 		goto out2;
 	}
 
-	shm_mnt = vfs_kern_mount(&shmem_fs_type, MS_NOUSER,
-				 shmem_fs_type.name, NULL);
+	shm_mnt = kern_mount(&shmem_fs_type);
 	if (IS_ERR(shm_mnt)) {
 		error = PTR_ERR(shm_mnt);
 		printk(KERN_ERR "Could not kern_mount tmpfs\n");