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Groups > linux.kernel > #1536763
| From | Borislav Petkov <bp@alien8.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC PATCH 2/6] x86/cpu: Factor out application of forced cpu caps |
| Date | 2016-12-06 09:40 +0100 |
| Message-ID | <sLjs5-87p-5@gated-at.bofh.it> (permalink) |
| References | <sLcqB-3CS-9@gated-at.bofh.it> <sLcqB-3CS-31@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Mon, Dec 05, 2016 at 05:01:11PM -0800, Andy Lutomirski wrote:
> There are multiple call sites that apply forced CPU caps. Factor
> them into a helper.
>
> Signed-off-by: Andy Lutomirski <luto@kernel.org>
> ---
> arch/x86/kernel/cpu/common.c | 21 +++++++++++++--------
> 1 file changed, 13 insertions(+), 8 deletions(-)
>
> diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
> index 37f031f39e27..347ae0a19380 100644
> --- a/arch/x86/kernel/cpu/common.c
> +++ b/arch/x86/kernel/cpu/common.c
> @@ -655,6 +655,17 @@ void cpu_detect(struct cpuinfo_x86 *c)
> }
> }
>
> +static void apply_forced_caps(struct cpuinfo_x86 *c)
> +{
> + int i;
> +
> + for (i = 0; i < NCAPINTS; i++) {
> + c->x86_capability[i] &= ~cpu_caps_cleared[i];
> + c->x86_capability[i] |= cpu_caps_set[i];
> + }
> +
Superfluous newline.
> +}
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
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[RFC PATCH 0/6] CPUID and FPU fixes Andy Lutomirski <luto@kernel.org> - 2016-12-06 02:10 +0100
[RFC PATCH 4/6] x86/fpu: Fix "x86/fpu: Legacy x87 FPU detected" message Andy Lutomirski <luto@kernel.org> - 2016-12-06 02:10 +0100
Re: [RFC PATCH 4/6] x86/fpu: Fix "x86/fpu: Legacy x87 FPU detected" message Borislav Petkov <bp@alien8.de> - 2016-12-06 10:30 +0100
Re: [RFC PATCH 4/6] x86/fpu: Fix "x86/fpu: Legacy x87 FPU detected" message Andy Lutomirski <luto@amacapital.net> - 2016-12-06 19:10 +0100
Re: [RFC PATCH 4/6] x86/fpu: Fix "x86/fpu: Legacy x87 FPU detected" message Borislav Petkov <bp@alien8.de> - 2016-12-06 19:10 +0100
[RFC PATCH 5/6] x86/fpu: Fix CPUID-less FPU detection Andy Lutomirski <luto@kernel.org> - 2016-12-06 02:10 +0100
Re: [RFC PATCH 5/6] x86/fpu: Fix CPUID-less FPU detection Borislav Petkov <bp@alien8.de> - 2016-12-06 10:50 +0100
Re: [RFC PATCH 5/6] x86/fpu: Fix CPUID-less FPU detection Andy Lutomirski <luto@amacapital.net> - 2016-12-06 19:00 +0100
Re: [RFC PATCH 5/6] x86/fpu: Fix CPUID-less FPU detection Borislav Petkov <bp@alien8.de> - 2016-12-07 10:50 +0100
[RFC PATCH 6/6] x86/fpu: Fix the "Giving up, no FPU found" test Andy Lutomirski <luto@kernel.org> - 2016-12-06 02:10 +0100
[RFC PATCH 3/6] x86/cpu: Re-apply forced caps every time cpu caps are re-read Andy Lutomirski <luto@kernel.org> - 2016-12-06 02:10 +0100
Re: [RFC PATCH 3/6] x86/cpu: Re-apply forced caps every time cpu caps are re-read Borislav Petkov <bp@alien8.de> - 2016-12-06 10:00 +0100
[RFC PATCH 2/6] x86/cpu: Factor out application of forced cpu caps Andy Lutomirski <luto@kernel.org> - 2016-12-06 02:10 +0100
Re: [RFC PATCH 2/6] x86/cpu: Factor out application of forced cpu caps Borislav Petkov <bp@alien8.de> - 2016-12-06 09:40 +0100
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