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Blackfin arch: Add basic irq stack checking for Blackfin

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Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
This commit is contained in:
Robin Getz
2009-01-07 23:14:38 +08:00
committed by Bryan Wu
parent f768a0eb90
commit a45d575f53
4 changed files with 39 additions and 0 deletions
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16
arch/blackfin/Kconfig.debug
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@@ -2,6 +2,22 @@ menu "Kernel hacking"
source "lib/Kconfig.debug"
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.
config DEBUG_STACK_USAGE
bool "Enable stack utilization instrumentation"
depends on DEBUG_KERNEL
help
Enables the display of the minimum amount of free stack which each
task has ever had available in the sysrq-T output.
This option will slow down process creation somewhat.
config HAVE_ARCH_KGDB
def_bool y