linux-kernel - [PATCH] powerpc exec PT

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Message-Id: <20080317050120.8C9DC26F995@magilla.localdomain>
Date:	Sun, 16 Mar 2008 22:01:20 -0700 (PDT)
From:	Roland McGrath <roland@...hat.com>
To:	Paul Mackerras <paulus@...ba.org>,
	Anton Blanchard <anton@...ba.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, linuxppc-dev@...abs.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] powerpc exec PT_DTRACE


The PT_DTRACE flag is meaningless and obsolete.
Don't touch it.

Signed-off-by: Roland McGrath <roland@...hat.com>
---
 arch/powerpc/kernel/process.c   |    5 -----
 arch/powerpc/kernel/sys_ppc32.c |    5 -----
 2 files changed, 0 insertions(+), 10 deletions(-)

diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 4846bf5..7c8e3da 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -862,11 +862,6 @@ int sys_execve(unsigned long a0, unsigned long a1, unsigned long a2,
 	flush_spe_to_thread(current);
 	error = do_execve(filename, (char __user * __user *) a1,
 			  (char __user * __user *) a2, regs);
-	if (error == 0) {
-		task_lock(current);
-		current->ptrace &= ~PT_DTRACE;
-		task_unlock(current);
-	}
 	putname(filename);
 out:
 	return error;
diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c
index 4a4f5c6..9c3371e 100644
--- a/arch/powerpc/kernel/sys_ppc32.c
+++ b/arch/powerpc/kernel/sys_ppc32.c
@@ -368,11 +368,6 @@ long compat_sys_execve(unsigned long a0, unsigned long a1, unsigned long a2,
 
 	error = compat_do_execve(filename, compat_ptr(a1), compat_ptr(a2), regs);
 
-	if (error == 0) {
-		task_lock(current);
-		current->ptrace &= ~PT_DTRACE;
-		task_unlock(current);
-	}
 	putname(filename);
 
 out:
--
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