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author | Oliver O'Halloran <oohall@gmail.com> | 2017-06-28 04:32:31 +0300 |
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committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-07-02 13:40:26 +0300 |
commit | 65f7d049788763969180c72ef98dab8bf0340c55 (patch) | |
tree | f53c38c22b3dff69a7d010e08091f184552d0e19 /arch/x86 | |
parent | 7a849a6cf3ff676d1726259c18fa413f9e0c62a3 (diff) | |
download | linux-65f7d049788763969180c72ef98dab8bf0340c55.tar.xz |
mm, x86: Add ARCH_HAS_ZONE_DEVICE to Kconfig
Currently ZONE_DEVICE depends on X86_64 and this will get unwieldly as
new architectures (and platforms) get ZONE_DEVICE support. Move to an
arch selected Kconfig option to save us the trouble.
Cc: linux-mm@kvack.org
Acked-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Balbir Singh <bsingharora@gmail.com>
Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/x86')
-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 4ccfacc7232a..32903e30e347 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -59,6 +59,7 @@ config X86 select ARCH_HAS_STRICT_KERNEL_RWX select ARCH_HAS_STRICT_MODULE_RWX select ARCH_HAS_UBSAN_SANITIZE_ALL + select ARCH_HAS_ZONE_DEVICE if X86_64 select ARCH_HAVE_NMI_SAFE_CMPXCHG select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI select ARCH_MIGHT_HAVE_PC_PARPORT |