linux-kernel - Re: [PATCH v3 09/21] x86/fpu/xstate: Introduce wrapper functions to organize xstate buffer access

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Date:   Mon, 8 Feb 2021 13:33:46 +0100
From:   Borislav Petkov <bp@...e.de>
To:     "Chang S. Bae" <chang.seok.bae@...el.com>
Cc:     luto@...nel.org, tglx@...utronix.de, mingo@...nel.org,
        x86@...nel.org, len.brown@...el.com, dave.hansen@...el.com,
        jing2.liu@...el.com, ravi.v.shankar@...el.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 09/21] x86/fpu/xstate: Introduce wrapper functions to
 organize xstate buffer access

On Wed, Dec 23, 2020 at 07:57:05AM -0800, Chang S. Bae wrote:
> The struct fpu includes two (possible) xstate buffers -- fpu->state and
> fpu->state_ptr. Instead of open code for accessing one of them, provide a
> wrapper that covers both cases.

Right, if you do the thing I suggested - have a single ->xstate pointer
- then that below is not needed.

-- 
Regards/Gruss,
    Boris.

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