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arm: kgdb: Handle read-only text / modules

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Handle the case where someone has set the text segment of the kernel
as read-only by using the newly introduced "patch" mechanism.

Signed-off-by: Doug Anderson <dianders@chromium.org>
[kees: switched structure size check to BUILD_BUG_ON (sboyd)]
Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
This commit is contained in:
Doug Anderson
2014-04-22 15:14:51 -07:00
committed by Kees Cook
parent 42d720d173
commit 23a4e4050b
2 changed files with 30 additions and 1 deletions
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arch/arm/kernel/Makefile
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@@ -67,7 +67,7 @@ test-kprobes-objs += kprobes-test-arm.o
endif
obj-$(CONFIG_OABI_COMPAT) += sys_oabi-compat.o
obj-$(CONFIG_ARM_THUMBEE) += thumbee.o
obj-$(CONFIG_KGDB) += kgdb.o
obj-$(CONFIG_KGDB) += kgdb.o patch.o
obj-$(CONFIG_ARM_UNWIND) += unwind.o
obj-$(CONFIG_HAVE_TCM) += tcm.o
obj-$(CONFIG_OF) += devtree.o