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x86: if stackprotector is enabled, thn use stack-protector-all by default

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also enable the rodata and nx tests.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Ingo Molnar 2008-02-13 16:15:34 +01:00 committed by Thomas Gleixner
parent 5cb273013e
commit 72370f2a5b
2 changed files with 3 additions and 1 deletions
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3
arch/x86/Kconfig
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@ -1142,7 +1142,7 @@ config SECCOMP
config CC_STACKPROTECTOR
bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)"
depends on X86_64 && EXPERIMENTAL && BROKEN
depends on X86_64
help
This option turns on the -fstack-protector GCC feature. This
feature puts, at the beginning of critical functions, a canary
@ -1159,6 +1159,7 @@ config CC_STACKPROTECTOR
config CC_STACKPROTECTOR_ALL
bool "Use stack-protector for all functions"
depends on CC_STACKPROTECTOR
default y
help
Normally, GCC only inserts the canary value protection for
functions that use large-ish on-stack buffers. By enabling

1
arch/x86/Kconfig.debug
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@ -102,6 +102,7 @@ config DIRECT_GBPAGES
config DEBUG_RODATA_TEST
bool "Testcase for the DEBUG_RODATA feature"
depends on DEBUG_RODATA
default y
help
This option enables a testcase for the DEBUG_RODATA
feature as well as for the change_page_attr() infrastructure.