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authorFrom: jiang.adam@gmail.com <From: jiang.adam@gmail.com>2010-08-27 18:32:06 +0900
committerRalf Baechle <ralf@linux-mips.org>2010-10-29 19:08:27 +0100
commit334c86c494b9a5754d4c0ffa3110b18c9771013b (patch)
treeab0ceed9ff00fd7a0b7bbd194b537f8d1a271aef /arch/mips/Kconfig.debug
parentb78807158be93c4756f88b5fc0790863f2690fdc (diff)
MIPS: IRQ: Add stackoverflow detection
Add stackoverflow detection to mips arch Signed-off-by: Adam Jiang <jiang.adam@gmail.com> Cc: dmitri.vorobiev@movial.com Cc: wuzhangjin@gmail.com Cc: ddaney@caviumnetworks.com Cc: peterz@infradead.org Cc: fweisbec@gmail.com Cc: tj@kernel.org Cc: tglx@linutronix.de Cc: mingo@elte.hu Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/1559/ Patchwork: https://patchwork.linux-mips.org/patch/1651/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/Kconfig.debug')
-rw-r--r--arch/mips/Kconfig.debug9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/mips/Kconfig.debug b/arch/mips/Kconfig.debug
index 43dc2799773..f437cd1fafb 100644
--- a/arch/mips/Kconfig.debug
+++ b/arch/mips/Kconfig.debug
@@ -67,6 +67,15 @@ config CMDLINE_OVERRIDE
Normally, you will choose 'N' here.
+config DEBUG_STACKOVERFLOW
+ bool "Check for stack overflows"
+ depends on DEBUG_KERNEL
+ help
+ This option will cause messages to be printed if free stack space
+ drops below a certain limit(2GB on MIPS). The debugging option
+ provides another way to check stack overflow happened on kernel mode
+ stack usually caused by nested interruption.
+
config DEBUG_STACK_USAGE
bool "Enable stack utilization instrumentation"
depends on DEBUG_KERNEL