[PATCH 2/2] arm64: pauth: don't sign leaf functions

Mark Brown broonie at kernel.org
Mon Jan 30 10:33:42 PST 2023


On Wed, Jan 25, 2023 at 06:22:01PM +0000, Mark Rutland wrote:

> Currently, when CONFIG_ARM64_PTR_AUTH_KERNEL=y (and
> CONFIG_UNWIND_PATCH_PAC_INTO_SCS=n), we enable pointer authentication
> for all functions, including leaf functions. This isn't necessary, and
> is unfortunate for a few reasons:

Reviewed-by: Mark Brown <broonie at kernel.org>
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