| From 62a95221e057c426137cdcce9f252716b532e3de Mon Sep 17 00:00:00 2001 |
| From: Thomas Gleixner <tglx@linutronix.de> |
| Date: Wed, 21 Sep 2011 19:57:12 +0200 |
| Subject: [PATCH 015/267] signal-revert-ptrace-preempt-magic.patch |
| |
| Signed-off-by: Thomas Gleixner <tglx@linutronix.de> |
| --- |
| kernel/signal.c | 8 -------- |
| 1 file changed, 8 deletions(-) |
| |
| diff --git a/kernel/signal.c b/kernel/signal.c |
| index 17afcaf..6b5071f 100644 |
| --- a/kernel/signal.c |
| +++ b/kernel/signal.c |
| @@ -1909,15 +1909,7 @@ static void ptrace_stop(int exit_code, int why, int clear_code, siginfo_t *info) |
| if (gstop_done && ptrace_reparented(current)) |
| do_notify_parent_cldstop(current, false, why); |
| |
| - /* |
| - * Don't want to allow preemption here, because |
| - * sys_ptrace() needs this task to be inactive. |
| - * |
| - * XXX: implement read_unlock_no_resched(). |
| - */ |
| - preempt_disable(); |
| read_unlock(&tasklist_lock); |
| - preempt_enable_no_resched(); |
| schedule(); |
| } else { |
| /* |
| -- |
| 1.7.10.4 |
| |
