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powerc/mm: try VMA lock-based page fault handling first
authorLaurent Dufour <ldufour@linux.ibm.com>
Mon, 27 Feb 2023 17:36:30 +0000 (09:36 -0800)
committerAndrew Morton <akpm@linux-foundation.org>
Tue, 28 Mar 2023 23:24:55 +0000 (16:24 -0700)
commite70af31d17d406076e14ed303c3ec3bad260e6da
tree75298d64de3827d27413c24e3d8d90668089c449tree
parent665499bcd0263152d439675de6f8d6f23ae8132fcommit | diff
powerc/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.  Copied from "x86/mm: try
VMA lock-based page fault handling first"

Link: https://lkml.kernel.org/r/20230227173632.3292573-32-surenb@google.com
Signed-off-by: Laurent Dufour <ldufour@linux.ibm.com>
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
arch/powerpc/mm/fault.c diff | blob | history
arch/powerpc/platforms/powernv/Kconfig diff | blob | history
arch/powerpc/platforms/pseries/Kconfig diff | blob | history
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