This is my new version of a patch that I've already posted in kernel-janitors.
This new version cleans the definition of the macro HANDLE_STACK in
arch/x86_64/kernel/traps.c and erases a related compilation warning
about while(){} not being a compound statement.
Signed-off-by: Giangiacomo Mariotti <[email protected]>
From 96027dd7916a84a57316f1a0ac272685c4def557 Mon Sep 17 00:00:00 2001
From: Giangiacomo Mariotti <[email protected]>
Date: Wed, 1 Nov 2006 12:06:31 +0100
Subject: [PATCH] cleaning of the definition of HANDLE_STACK
this patch cleans the definition of HANDLE_STACK
in the file arch/x86_64/kernel/traps.c and
it erases a compilation warning.
---
arch/x86_64/kernel/traps.c | 35 ++++++++++++++++++++---------------
1 files changed, 20 insertions(+), 15 deletions(-)
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index 7819022..0530771 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -297,22 +297,27 @@ void dump_trace(struct task_struct *tsk,
* iteration will eventually trigger.
*/
#define HANDLE_STACK(cond) \
- do while (cond) { \
- unsigned long addr = *stack++; \
- if (oops_in_progress ? \
- __kernel_text_address(addr) : \
- kernel_text_address(addr)) { \
- /* \
- * If the address is either in the text segment of the \
- * kernel, or in the region which contains vmalloc'ed \
- * memory, it *may* be the address of a calling \
- * routine; if so, print it so that someone tracing \
- * down the cause of the crash will be able to figure \
- * out the call path that was taken. \
- */ \
- ops->address(data, addr); \
+ do{ \
+ unsigned long addr; \
+ while(cond){ \
+ addr = *stack++; \
+ if(oops_in_progress ? \
+ __kernel_text_address(addr) : \
+ kernel_text_address(addr)){ \
+ /* \
+ * If the address is either in the text \
+ * segment of the kernel, or in the region \
+ * which contains vmalloc'ed memory, it may \
+ * be the address of a calling routine; if \
+ * so, print it so that someone tracing \
+ * down the cause of the crash will be able \
+ * to figure out the call path that \
+ * was taken. \
+ */ \
+ ops->address(data, addr); \
+ } \
} \
- } while (0)
+ }while(0)
/*
* Print function call entries in all stacks, starting at the
--
1.4.3.3
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