random: Make RANDOM_TRUST_CPU depend on ARCH_RANDOM
diff mbox series

Message ID 20191114113346.25138-1-richard.henderson@linaro.org
State New
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Series
  • random: Make RANDOM_TRUST_CPU depend on ARCH_RANDOM
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Commit Message

Richard Henderson Nov. 14, 2019, 11:33 a.m. UTC
From: Richard Henderson <richard.henderson@linaro.org>

Listing the set of host architectures does not scale.
Depend instead on the existance of the architecture rng.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 drivers/char/Kconfig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
diff mbox series

diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index df0fc997dc3e..3c2123a23600 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -539,7 +539,7 @@  endmenu
 
 config RANDOM_TRUST_CPU
 	bool "Trust the CPU manufacturer to initialize Linux's CRNG"
-	depends on X86 || S390 || PPC
+	depends on ARCH_RANDOM
 	default n
 	help
 	Assume that CPU manufacturer (e.g., Intel or AMD for RDSEED or
@@ -559,4 +559,4 @@  config RANDOM_TRUST_BOOTLOADER
 	device randomness. Say Y here to assume the entropy provided by the
 	booloader is trustworthy so it will be added to the kernel's entropy
 	pool. Otherwise, say N here so it will be regarded as device input that
-	only mixes the entropy pool.
\ No newline at end of file
+	only mixes the entropy pool.