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From: janboe.ye@gmail.com (janboe)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm: show_regs dump stack when ARM_UNWIND enable
Date: Tue, 20 Jul 2010 23:24:31 +0800	[thread overview]
Message-ID: <20100720152431.GA17092@localhost.localdomain> (raw)

__backtrace is empty when ARM_UNWIND enable, so instead dump_stack

Signed-off-by: janboe <janboe.ye@gmail.com>
---
 arch/arm/kernel/process.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index acf5e6f..e7ad878 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -271,7 +271,11 @@ void show_regs(struct pt_regs * regs)
 	printk("\n");
 	printk("Pid: %d, comm: %20s\n", task_pid_nr(current), current->comm);
 	__show_regs(regs);
+#ifdef CONFIG_ARM_UNWIND
+	dump_stack();
+#else
 	__backtrace();
+#endif
 }
 
 ATOMIC_NOTIFIER_HEAD(thread_notify_head);
-- 
1.7.1

             reply	other threads:[~2010-07-20 15:24 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-20 15:24 janboe [this message]
2010-07-20 15:37 ` [PATCH] arm: show_regs dump stack when ARM_UNWIND enable Catalin Marinas
2010-07-20 15:54   ` ye janboe
2010-07-21  9:21     ` Catalin Marinas
2010-07-21 17:24       ` Janboe Ye
2010-07-22  8:00         ` Russell King - ARM Linux
2010-08-10  3:27           ` ye janboe
2010-08-10 22:59             ` Russell King - ARM Linux

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