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powerpc/mm/64s: Allow STRICT_KERNEL_RWX again
author
Michael Ellerman
<mpe@ellerman.id.au>
Wed, 31 Mar 2021 00:38:45 +0000
(11:38 +1100)
committer
Michael Ellerman
<mpe@ellerman.id.au>
Thu, 8 Apr 2021 11:17:43 +0000
(21:17 +1000)
We have now fixed the known bugs in STRICT_KERNEL_RWX for Book3S
64-bit Hash and Radix MMUs, see preceding commits, so allow the
option to be selected again.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link:
https://lore.kernel.org/r/20210331003845.216246-6-mpe@ellerman.id.au
arch/powerpc/Kconfig
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diff --git
a/arch/powerpc/Kconfig
b/arch/powerpc/Kconfig
index
048e2b2
..
36d7c56
100644
(file)
--- a/
arch/powerpc/Kconfig
+++ b/
arch/powerpc/Kconfig
@@
-136,7
+136,7
@@
config PPC
select ARCH_HAS_MEMBARRIER_CALLBACKS
select ARCH_HAS_MEMBARRIER_SYNC_CORE
select ARCH_HAS_SCALED_CPUTIME if VIRT_CPU_ACCOUNTING_NATIVE && PPC_BOOK3S_64
- select ARCH_HAS_STRICT_KERNEL_RWX if (
PPC32
&& !HIBERNATION)
+ select ARCH_HAS_STRICT_KERNEL_RWX if (
(PPC_BOOK3S_64 || PPC32)
&& !HIBERNATION)
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_HAS_UACCESS_FLUSHCACHE
select ARCH_HAS_COPY_MC if PPC64