vfs: move mnt_devname
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/mount.h b/fs/mount.h
index 7060d2a..c5fc3f7 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -19,7 +19,8 @@
#endif
struct list_head mnt_mounts; /* list of children, anchored here */
struct list_head mnt_child; /* and going through their mnt_child */
- /* yet to be moved - up to mnt_devname */
+ /* yet to be moved - fsnotify ones go here */
+ const char *mnt_devname; /* Name of device e.g. /dev/dsk/hda1 */
struct list_head mnt_list;
struct list_head mnt_expire; /* link in fs-specific expiry list */
struct list_head mnt_share; /* circular list of shared mounts */
diff --git a/fs/namespace.c b/fs/namespace.c
index e151253..b8a3092 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -183,8 +183,8 @@
goto out_free_cache;
if (name) {
- mnt->mnt_devname = kstrdup(name, GFP_KERNEL);
- if (!mnt->mnt_devname)
+ p->mnt_devname = kstrdup(name, GFP_KERNEL);
+ if (!p->mnt_devname)
goto out_free_id;
}
@@ -215,7 +215,7 @@
#ifdef CONFIG_SMP
out_free_devname:
- kfree(p->mnt.mnt_devname);
+ kfree(p->mnt_devname);
#endif
out_free_id:
mnt_free_id(p);
@@ -451,7 +451,7 @@
static void free_vfsmnt(struct mount *mnt)
{
- kfree(mnt->mnt.mnt_devname);
+ kfree(mnt->mnt_devname);
mnt_free_id(mnt);
#ifdef CONFIG_SMP
free_percpu(mnt->mnt_pcp);
@@ -692,7 +692,7 @@
int flag)
{
struct super_block *sb = old->mnt.mnt_sb;
- struct mount *mnt = alloc_vfsmnt(old->mnt.mnt_devname);
+ struct mount *mnt = alloc_vfsmnt(old->mnt_devname);
if (mnt) {
if (flag & (CL_SLAVE | CL_PRIVATE))
@@ -997,7 +997,7 @@
if (err)
goto out;
} else {
- mangle(m, mnt->mnt_devname ? mnt->mnt_devname : "none");
+ mangle(m, r->mnt_devname ? r->mnt_devname : "none");
}
seq_putc(m, ' ');
seq_path(m, &mnt_path, " \t\n\\");
@@ -1070,7 +1070,7 @@
if (sb->s_op->show_devname)
err = sb->s_op->show_devname(m, mnt);
else
- mangle(m, mnt->mnt_devname ? mnt->mnt_devname : "none");
+ mangle(m, r->mnt_devname ? r->mnt_devname : "none");
if (err)
goto out;
seq_puts(m, sb->s_flags & MS_RDONLY ? " ro" : " rw");
@@ -1103,9 +1103,9 @@
seq_puts(m, "device ");
err = mnt->mnt_sb->s_op->show_devname(m, mnt);
} else {
- if (mnt->mnt_devname) {
+ if (r->mnt_devname) {
seq_puts(m, "device ");
- mangle(m, mnt->mnt_devname);
+ mangle(m, r->mnt_devname);
} else
seq_puts(m, "no device");
}