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authorIngo Molnar <mingo@elte.hu>2008-02-06 22:39:45 +0100
committerIngo Molnar <mingo@elte.hu>2008-02-06 22:39:45 +0100
commit971a52d66a3e87d4d2f5d3455e62680447cdb8e9 (patch)
treec55f87abe255ef85854ab36e7d081fd8e4d2aec1 /arch/x86/Kconfig.debug
parentf1fbabb312d657262322f4ce68b30a95f501945c (diff)
x86: delay CPA self-test and repeat it
delay the CPA self-test so that any impact (corruption) of user-space pagetables can be triggered. Repeat the test every 30 seconds. this would have prevented the bug fixed by 8cb2a7c1e95e472b5, at its source. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/Kconfig.debug')
-rw-r--r--arch/x86/Kconfig.debug4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 2e1e3af28c3..fa555148823 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -220,9 +220,9 @@ config DEBUG_BOOT_PARAMS
This option will cause struct boot_params to be exported via debugfs.
config CPA_DEBUG
- bool "CPA self test code"
+ bool "CPA self-test code"
depends on DEBUG_KERNEL
help
- Do change_page_attr self tests at boot.
+ Do change_page_attr() self-tests every 30 seconds.
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