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| author | Suren Baghdasaryan <surenb@google.com> | 2023-02-27 18:36:28 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-04-06 05:03:01 +0200 |
| commit | 0bff0aaea03e2a3ed6bfa302155cca8a432a1829 (patch) | |
| tree | d686c2cd745e2a8ed09c59031f1d1e27cdb806bf /arch/x86/Kconfig | |
| parent | mm: introduce per-VMA lock statistics (diff) | |
| download | linux-0bff0aaea03e2a3ed6bfa302155cca8a432a1829.tar.xz linux-0bff0aaea03e2a3ed6bfa302155cca8a432a1829.zip | |
x86/mm: try VMA lock-based page fault handling first
Attempt VMA lock-based page fault handling first, and fall back to the
existing mmap_lock-based handling if that fails.
Link: https://lkml.kernel.org/r/20230227173632.3292573-30-surenb@google.com
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'arch/x86/Kconfig')
| -rw-r--r-- | arch/x86/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index a825bf031f49..df21fba77db1 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 |