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authorAl Viro <viro@zeniv.linux.org.uk>2011-12-07 18:16:57 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2012-01-06 23:16:53 -0500
commitd8c9584ea2a92879f471fd3a2be3af6c534fb035 (patch)
tree3541b9c6228f820bdc65e4875156eb27b1c91cb1 /init/do_mounts.c
parentece2ccb668046610189d88d6aaf05aeb09c988a1 (diff)
downloadlinux-aarch64-d8c9584ea2a92879f471fd3a2be3af6c534fb035.tar.gz
vfs: prefer ->dentry->d_sb to ->mnt->mnt_sb
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'init/do_mounts.c')
-rw-r--r--init/do_mounts.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/init/do_mounts.c b/init/do_mounts.c
index 0f6e1d985a3b..b2eee02e0f83 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -325,17 +325,19 @@ static void __init get_fs_names(char *page)
static int __init do_mount_root(char *name, char *fs, int flags, void *data)
{
+ struct super_block *s;
int err = sys_mount(name, "/root", fs, flags, data);
if (err)
return err;
sys_chdir((const char __user __force *)"/root");
- ROOT_DEV = current->fs->pwd.mnt->mnt_sb->s_dev;
+ s = current->fs->pwd.dentry->d_sb;
+ ROOT_DEV = s->s_dev;
printk(KERN_INFO
"VFS: Mounted root (%s filesystem)%s on device %u:%u.\n",
- current->fs->pwd.mnt->mnt_sb->s_type->name,
- current->fs->pwd.mnt->mnt_sb->s_flags & MS_RDONLY ?
- " readonly" : "", MAJOR(ROOT_DEV), MINOR(ROOT_DEV));
+ s->s_type->name,
+ s->s_flags & MS_RDONLY ? " readonly" : "",
+ MAJOR(ROOT_DEV), MINOR(ROOT_DEV));
return 0;
}