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authorWill Deacon <will.deacon@arm.com>2017-01-12 15:04:29 +0000
committerWill Deacon <will.deacon@arm.com>2017-01-12 15:04:29 +0000
commit42d1a731ffee44b16c06df371ffdbb14135c11e3 (patch)
tree8d78d86e34dfd7ec44377df098371f322c463152 /lib
parent4aa8a472c33f4024381ade56bef008a9c566366a (diff)
parent1a08e3d9e0ac4577ba89dbdb38f593fe050f88fc (diff)
downloadlinux-42d1a731ffee44b16c06df371ffdbb14135c11e3.tar.gz
linux-42d1a731ffee44b16c06df371ffdbb14135c11e3.tar.xz
Merge branch 'aarch64/for-next/debug-virtual' into aarch64/for-next/core
Merge core DEBUG_VIRTUAL changes from Laura Abbott. Later arm and arm64 support depends on these. * aarch64/for-next/debug-virtual: drivers: firmware: psci: Use __pa_symbol for kernel symbol mm/usercopy: Switch to using lm_alias mm/kasan: Switch to using __pa_symbol and lm_alias kexec: Switch to __pa_symbol mm: Introduce lm_alias mm/cma: Cleanup highmem check lib/Kconfig.debug: Add ARCH_HAS_DEBUG_VIRTUAL
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig.debug5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index b06848a104e6..2aed31608b86 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -622,9 +622,12 @@ config DEBUG_VM_PGFLAGS
If unsure, say N.
+config ARCH_HAS_DEBUG_VIRTUAL
+ bool
+
config DEBUG_VIRTUAL
bool "Debug VM translations"
- depends on DEBUG_KERNEL && X86
+ depends on DEBUG_KERNEL && ARCH_HAS_DEBUG_VIRTUAL
help
Enable some costly sanity checks in virtual to page code. This can
catch mistakes with virt_to_page() and friends.