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arm64: Fix CONFIG_ARCH_RANDOM=n build

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The entire asm/archrandom.h header is generically included via
linux/archrandom.h only when CONFIG_ARCH_RANDOM is already set, so the
stub definitions of __arm64_rndr() and __early_cpu_has_rndr() are only
visible to KASLR if it explicitly includes the arch-internal header.

Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Robin Murphy 2020-02-10 19:21:01 +00:00 committed by Will Deacon
parent 0ca2c0319a
commit 74a44bed8d
1 changed files with 1 additions and 0 deletions
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arch/arm64/kernel/kaslr.c
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@ -11,6 +11,7 @@
#include <linux/sched.h>
#include <linux/types.h>
#include <asm/archrandom.h>
#include <asm/cacheflush.h>
#include <asm/fixmap.h>
#include <asm/kernel-pgtable.h>