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arch/um/kernel/ptrace.c: remove dead PROC_MM

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PROC_MM doesn't exist in Kconfig.  Looking around it looks like a
left-over from 2.6.0 or even 2.4 times, last mentioned in a fedora patch
for 2.6.10.  I believe it's time to get rid of that last tiny parts here
that are still around.

Signed-off-by: Christoph Egger <siccegge@cs.fau.de>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christoph Egger 2010-08-09 17:20:16 -07:00 committed by Linus Torvalds
parent 4756227734
commit 7833e7c961
1 changed files with 0 additions and 21 deletions
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21
arch/um/kernel/ptrace.c
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@ -7,9 +7,6 @@
#include "linux/ptrace.h"
#include "linux/sched.h"
#include "asm/uaccess.h"
#ifdef CONFIG_PROC_MM
#include "proc_mm.h"
#endif
#include "skas_ptrace.h"
@ -158,24 +155,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
}
#endif
#ifdef CONFIG_PROC_MM
case PTRACE_SWITCH_MM: {
struct mm_struct *old = child->mm;
struct mm_struct *new = proc_mm_get_mm(data);
if (IS_ERR(new)) {
ret = PTR_ERR(new);
break;
}
atomic_inc(&new->mm_users);
child->mm = new;
child->active_mm = new;
mmput(old);
ret = 0;
break;
}
#endif
#ifdef PTRACE_ARCH_PRCTL
case PTRACE_ARCH_PRCTL:
/* XXX Calls ptrace on the host - needs some SMP thinking */