linux-kernel - [PATCH 3/3] kgdb, mips: pad pt_regs on MIPS64 for function arguments in an exception

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Date:	Fri, 18 Jul 2008 12:08:48 -0500
From:	Jason Wessel <jason.wessel@...driver.com>
To:	linux-kernel@...r.kernel.org
Cc:	ralf@...ux-mips.org, linux-mips@...ux-mips.org,
	Jason Wessel <jason.wessel@...driver.com>
Subject: [PATCH 3/3] kgdb, mips: pad pt_regs on MIPS64 for function arguments in an exception

When using KGDB the pt_regs structure has the function arguments saved
to the stack.  48 bytes are required for MIPS 64 for this purpose.

Signed-off-by: Jason Wessel <jason.wessel@...driver.com>
---
 include/asm-mips/ptrace.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/asm-mips/ptrace.h b/include/asm-mips/ptrace.h
index 786f7e3..c3f535f 100644
--- a/include/asm-mips/ptrace.h
+++ b/include/asm-mips/ptrace.h
@@ -28,7 +28,7 @@
  * system call/exception. As usual the registers k0/k1 aren't being saved.
  */
 struct pt_regs {
-#ifdef CONFIG_32BIT
+#if defined(CONFIG_32BIT) || defined(CONFIG_KGDB)
 	/* Pad bytes for argument save space on the stack. */
 	unsigned long pad0[6];
 #endif
-- 
1.5.5.1

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