ARM: ensure the signal page contains defined contents

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Ensure that the signal page contains our poison instruction to increase
the protection against ROP attacks and also contains well defined
contents.

Acked-by: Will Deacon <will@kernel.org>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>

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Russell King 2021-01-29 10:19:07 +00:00

parent 538eea5362

commit 9c698bff66

1 changed files with 8 additions and 6 deletions

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arch/arm/kernel/signal.c

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