x86/mm: try VMA lock-based page fault handling first
authorSuren Baghdasaryan <surenb@google.com>
Mon, 27 Feb 2023 17:36:28 +0000 (09:36 -0800)
committerAndrew Morton <akpm@linux-foundation.org>
Thu, 6 Apr 2023 03:03:01 +0000 (20:03 -0700)
commit0bff0aaea03e2a3ed6bfa302155cca8a432a1829
treed686c2cd745e2a8ed09c59031f1d1e27cdb806bf
parent52f238653e452e0fda61e880f263a173d219acd1
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>
arch/x86/Kconfig
arch/x86/mm/fault.c