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xtensa: nommu: add MMU dependency to DEBUG_TLB_SANITY

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TLB sanity checking code depends on full MMU presence and may not be
built in noMMU confgiuration.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
This commit is contained in:
Max Filippov 2014-10-02 20:52:56 +04:00
parent b6cee17b7d
commit be603092cc
1 changed files with 1 additions and 1 deletions
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arch/xtensa/Kconfig.debug
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@ -4,7 +4,7 @@ source "lib/Kconfig.debug"
config DEBUG_TLB_SANITY
bool "Debug TLB sanity"
depends on DEBUG_KERNEL
depends on DEBUG_KERNEL && MMU
help
Enable this to turn on TLB sanity check on each entry to userspace.
This check can spot missing TLB invalidation/wrong PTE permissions/