Re: [RFC PATCH RESEND 23/28] x86/mm: define ARCH_SUPPORTS_PER_VMA_LOCK
From: Kent Overstreet <kent.overstreet@linux.dev>
Date: 2022-09-01 20:21:22
Also in:
linux-arm-kernel, linux-mm, lkml
On Thu, Sep 01, 2022 at 10:35:11AM -0700, Suren Baghdasaryan wrote:
quoted hunk ↗ jump to hunk
Set ARCH_SUPPORTS_PER_VMA_LOCK so that the per-VMA lock support can be compiled on this architecture. Signed-off-by: Suren Baghdasaryan <surenb@google.com> --- arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+)diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index f9920f1341c8..ee19de020b27 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig@@ -27,6 +27,7 @@ config X86_64 # Options that are inherently 64-bit kernel only: select ARCH_HAS_GIGANTIC_PAGE select ARCH_SUPPORTS_INT128 if CC_HAS_INT128 + select ARCH_SUPPORTS_PER_VMA_LOCK select ARCH_USE_CMPXCHG_LOCKREF select HAVE_ARCH_SOFT_DIRTY select MODULES_USE_ELF_RELA
I think you could combine this with the previous path (and similarly on other architectures) - they logically go together.