diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-07-12 05:56:49 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-12 20:05:44 +0200 |
| commit | 39656e83dab918861931ef96e5c41731b0899e56 (patch) | |
| tree | 6cd4dbb48e2c11a2c934c3db06a1de0c1ed2f96c /mm/Kconfig | |
| parent | mm: simplify gup_fast_permitted (diff) | |
| download | linux-39656e83dab918861931ef96e5c41731b0899e56.tar.xz linux-39656e83dab918861931ef96e5c41731b0899e56.zip | |
mm: lift the x86_32 PAE version of gup_get_pte to common code
The split low/high access is the only non-READ_ONCE version of gup_get_pte
that did show up in the various arch implemenations. Lift it to common
code and drop the ifdef based arch override.
Link: http://lkml.kernel.org/r/20190625143715.1689-4-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Cc: Andrey Konovalov <andreyknvl@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: David Miller <davem@davemloft.net>
Cc: James Hogan <jhogan@kernel.org>
Cc: Khalid Aziz <khalid.aziz@oracle.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Paul Burton <paul.burton@mips.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Rich Felker <dalias@libc.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/Kconfig')
| -rw-r--r-- | mm/Kconfig | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/Kconfig b/mm/Kconfig index ef6efedc5921..53e2ca54b385 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -762,6 +762,9 @@ config GUP_BENCHMARK See tools/testing/selftests/vm/gup_benchmark.c +config GUP_GET_PTE_LOW_HIGH + bool + config ARCH_HAS_PTE_SPECIAL bool |