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authorOleg Nesterov <oleg@redhat.com>2011-03-24 02:43:14 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 05:46:58 +0300
commit52e9fc76d0d4b1e8adeee736172c6c23180059b2 (patch)
tree61fd430bd5848fc1598373675f8f6810e4af08b4 /fs
parent4308eebbeb2026827d4492ce8c23d99f7f144a82 (diff)
downloadlinux-52e9fc76d0d4b1e8adeee736172c6c23180059b2.tar.xz
procfs: kill the global proc_mnt variable
After the previous cleanup in proc_get_sb() the global proc_mnt has no reasons to exists, kill it. Signed-off-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@free.fr> Cc: Alexey Dobriyan <adobriyan@gmail.com> Acked-by: Serge E. Hallyn <serge@hallyn.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/proc/inode.c2
-rw-r--r--fs/proc/internal.h1
-rw-r--r--fs/proc/root.c7
3 files changed, 4 insertions, 6 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index d6a7ca1fdac5..d15aa1b1cc8f 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -46,8 +46,6 @@ static void proc_evict_inode(struct inode *inode)
}
}
-struct vfsmount *proc_mnt;
-
static struct kmem_cache * proc_inode_cachep;
static struct inode *proc_alloc_inode(struct super_block *sb)
diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index 9ad561ded409..c03e8d3a3a5b 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -107,7 +107,6 @@ static inline struct proc_dir_entry *pde_get(struct proc_dir_entry *pde)
}
void pde_put(struct proc_dir_entry *pde);
-extern struct vfsmount *proc_mnt;
int proc_fill_super(struct super_block *);
struct inode *proc_get_inode(struct super_block *, struct proc_dir_entry *);
diff --git a/fs/proc/root.c b/fs/proc/root.c
index e5e2bfa7a03b..a9000e9cfee5 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -90,19 +90,20 @@ static struct file_system_type proc_fs_type = {
void __init proc_root_init(void)
{
+ struct vfsmount *mnt;
int err;
proc_init_inodecache();
err = register_filesystem(&proc_fs_type);
if (err)
return;
- proc_mnt = kern_mount_data(&proc_fs_type, &init_pid_ns);
- if (IS_ERR(proc_mnt)) {
+ mnt = kern_mount_data(&proc_fs_type, &init_pid_ns);
+ if (IS_ERR(mnt)) {
unregister_filesystem(&proc_fs_type);
return;
}
- init_pid_ns.proc_mnt = proc_mnt;
+ init_pid_ns.proc_mnt = mnt;
proc_symlink("mounts", NULL, "self/mounts");
proc_net_init();