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Consolidate PTRACE_DETACH

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Identical handlers of PTRACE_DETACH go into ptrace_request().
Not touching compat code.
Not touching archs that don't call ptrace_request.

Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Acked-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2007-10-16 01:23:45 -07:00 committed by Linus Torvalds
parent e6716b87d5
commit 1bcf548293
19 changed files with 3 additions and 83 deletions
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4
arch/alpha/kernel/ptrace.c
View File

@ -368,10 +368,6 @@ do_sys_ptrace(long request, long pid, long addr, long data,
ret = 0;
goto out;
case PTRACE_DETACH: /* detach a process that was attached. */
ret = ptrace_detach(child, data);
goto out;
default:
ret = ptrace_request(child, request, addr, data);
goto out;

4
arch/arm/kernel/ptrace.c
View File

@ -731,10 +731,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = 0;
break;
case PTRACE_DETACH:
ret = ptrace_detach(child, data);
break;
case PTRACE_GETREGS:
ret = ptrace_getregs(child, (void __user *)data);
break;

5
arch/avr32/kernel/ptrace.c
View File

@ -227,11 +227,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = 0;
break;
/* Detach a process that was attached */
case PTRACE_DETACH:
ret = ptrace_detach(child, data);
break;
case PTRACE_GETREGS:
ret = ptrace_getregs(child, (void __user *)data);
break;

6
arch/blackfin/kernel/ptrace.c
View File

@ -385,12 +385,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
}
case PTRACE_DETACH:
{ /* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
}
case PTRACE_GETREGS:
{

4
arch/cris/arch-v10/kernel/ptrace.c
View File

@ -177,10 +177,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = 0;
break;
case PTRACE_DETACH:
ret = ptrace_detach(child, data);
break;
/* Get all GP registers from the child. */
case PTRACE_GETREGS: {
int i;

4
arch/cris/arch-v32/kernel/ptrace.c
View File

@ -245,10 +245,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
}
case PTRACE_DETACH:
ret = ptrace_detach(child, data);
break;
/* Get all GP registers from the child. */
case PTRACE_GETREGS: {
int i;

8
arch/m32r/kernel/ptrace.c
View File

@ -704,14 +704,6 @@ do_ptrace(long request, struct task_struct *child, long addr, long data)
break;
}
/*
* detach a process that was attached.
*/
case PTRACE_DETACH:
ret = 0;
ret = ptrace_detach(child, data);
break;
case PTRACE_GETREGS:
ret = ptrace_getregs(child, (void __user *)data);
break;

4
arch/m68k/kernel/ptrace.c
View File

@ -226,10 +226,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
wake_up_process(child);
break;
case PTRACE_DETACH: /* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
case PTRACE_GETREGS: /* Get all gp regs from the child. */
for (i = 0; i < 19; i++) {
tmp = get_reg(child, i);

4
arch/mips/kernel/ptrace.c
View File

@ -435,10 +435,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
wake_up_process(child);
break;
case PTRACE_DETACH: /* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
case PTRACE_GET_THREAD_AREA:
ret = put_user(task_thread_info(child)->tp_value,
(unsigned long __user *) data);

4
arch/parisc/kernel/ptrace.c
View File

@ -329,10 +329,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
/* give it a chance to run. */
goto out_wake;
case PTRACE_DETACH:
ret = ptrace_detach(child, data);
goto out_tsk;
case PTRACE_GETEVENTMSG:
ret = put_user(child->ptrace_message, (unsigned int __user *) data);
goto out_tsk;

4
arch/powerpc/kernel/ptrace.c
View File

@ -505,10 +505,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = ptrace_set_debugreg(child, addr, data);
break;
case PTRACE_DETACH:
ret = ptrace_detach(child, data);
break;
#ifdef CONFIG_PPC64
case PTRACE_GETREGS64:
#endif

5
arch/s390/kernel/ptrace.c
View File

@ -683,11 +683,6 @@ do_ptrace(struct task_struct *child, long request, long addr, long data)
wake_up_process(child);
return 0;
case PTRACE_DETACH:
/* detach a process that was attached. */
return ptrace_detach(child, data);
/* Do requests that differ for 31/64 bit */
default:
#ifdef CONFIG_COMPAT

4
arch/sh/kernel/ptrace.c
View File

@ -211,10 +211,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
}
case PTRACE_DETACH: /* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
#ifdef CONFIG_SH_DSP
case PTRACE_GETDSPREGS: {
unsigned long dp;

4
arch/sh64/kernel/ptrace.c
View File

@ -244,10 +244,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
}
case PTRACE_DETACH: /* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
default:
ret = ptrace_request(child, request, addr, data);
break;

5
arch/um/kernel/ptrace.c
View File

@ -119,11 +119,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
}
case PTRACE_DETACH:
/* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
#ifdef PTRACE_GETREGS
case PTRACE_GETREGS: { /* Get all gp regs from the child. */
if (!access_ok(VERIFY_WRITE, p, MAX_REG_OFFSET)) {

5
arch/x86/kernel/ptrace_32.c
View File

@ -524,11 +524,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = 0;
break;
case PTRACE_DETACH:
/* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
case PTRACE_GETREGS: { /* Get all gp regs from the child. */
if (!access_ok(VERIFY_WRITE, datap, FRAME_SIZE*sizeof(long))) {
ret = -EIO;

5
arch/x86/kernel/ptrace_64.c
View File

@ -500,11 +500,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = 0;
break;
case PTRACE_DETACH:
/* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
case PTRACE_GETREGS: { /* Get all gp regs from the child. */
if (!access_ok(VERIFY_WRITE, (unsigned __user *)data,
sizeof(struct user_regs_struct))) {

4
arch/xtensa/kernel/ptrace.c
View File

@ -304,10 +304,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = put_user(sizeof(elf_fpregset_t), (unsigned long *) data);
break;
case PTRACE_DETACH: /* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
default:
ret = ptrace_request(child, request, addr, data);
goto out;

3
kernel/ptrace.c
View File

@ -386,6 +386,9 @@ int ptrace_request(struct task_struct *child, long request,
case PTRACE_SETSIGINFO:
ret = ptrace_setsiginfo(child, (siginfo_t __user *) data);
break;
case PTRACE_DETACH: /* detach a process that was attached. */
ret = ptrace_detach(child, data);
break;
default:
break;
}