Use PFR0 to identify need for mitigation of CVE-2017-5915
If the CSV2 field reads as 1 then branch targets trained in one context cannot affect speculative execution in a different context. In that case skip the workaround on Cortex A75. Change-Id: I4d5504cba516a67311fb5f0657b08f72909cbd38 Signed-off-by: Dimitris Papastamos <dimitris.papastamos@arm.com> |
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include/lib/aarch64/arch.h |
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lib/cpus/aarch64/cortex_a75.S |
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