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| author | Laura Abbott <labbott@redhat.com> | 2017-01-10 13:35:40 -0800 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2017-01-11 13:56:49 +0000 |
| commit | fa5b6ec9e5274aeae2326e25995506a953e5f878 (patch) | |
| tree | 3c42069c80e3aad375f98c762ef8dd02ca787327 | |
| parent | 0c744ea4f77d72b3dcebb7a8f2684633ec79be88 (diff) | |
| download | linux-fa5b6ec9e5274aeae2326e25995506a953e5f878.tar.gz linux-fa5b6ec9e5274aeae2326e25995506a953e5f878.tar.bz2 linux-fa5b6ec9e5274aeae2326e25995506a953e5f878.zip | |
lib/Kconfig.debug: Add ARCH_HAS_DEBUG_VIRTUAL
DEBUG_VIRTUAL currently depends on DEBUG_KERNEL && X86. arm64 is getting
the same support. Rather than add a list of architectures, switch this
to ARCH_HAS_DEBUG_VIRTUAL and let architectures select it as
appropriate.
Acked-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Tested-by: Mark Rutland <mark.rutland@arm.com>
Suggested-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
| -rw-r--r-- | arch/x86/Kconfig | 1 | ||||
| -rw-r--r-- | lib/Kconfig.debug | 5 |
2 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index e487493bbd47..f1d4e8f2131f 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -46,6 +46,7 @@ config X86 select ARCH_CLOCKSOURCE_DATA select ARCH_DISCARD_MEMBLOCK select ARCH_HAS_ACPI_TABLE_UPGRADE if ACPI + select ARCH_HAS_DEBUG_VIRTUAL select ARCH_HAS_DEVMEM_IS_ALLOWED select ARCH_HAS_ELF_RANDOMIZE select ARCH_HAS_FAST_MULTIPLIER 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. |