On 29/7/20 11:14 pm, Tom Lendacky wrote:
>
>
> On 7/28/20 7:11 PM, Balbir Singh wrote:
>> Use the existing PR_GET/SET_SPECULATION_CTRL API to expose the L1D
>> flush capability. For L1D flushing PR_SPEC_FORCE_DISABLE and
>> PR_SPEC_DISABLE_NOEXEC are not supported.
>>
>> There is also no seccomp
On 7/28/20 7:11 PM, Balbir Singh wrote:
> Use the existing PR_GET/SET_SPECULATION_CTRL API to expose the L1D
> flush capability. For L1D flushing PR_SPEC_FORCE_DISABLE and
> PR_SPEC_DISABLE_NOEXEC are not supported.
>
> There is also no seccomp integration for the feature.
>
> Signed-off-by:
Use the existing PR_GET/SET_SPECULATION_CTRL API to expose the L1D
flush capability. For L1D flushing PR_SPEC_FORCE_DISABLE and
PR_SPEC_DISABLE_NOEXEC are not supported.
There is also no seccomp integration for the feature.
Signed-off-by: Balbir Singh
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arch/x86/kernel/cpu/bugs.c | 54
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