linux-kernel - Re: [patch 11/31] x86/fpu/xstate: Provide and use for_each

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Message-ID: <YWW7xGPosnlXOiQl@zn.tnic>
Date:   Tue, 12 Oct 2021 18:45:56 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     LKML <linux-kernel@...r.kernel.org>, x86@...nel.org,
        "Chang S. Bae" <chang.seok.bae@...el.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Arjan van de Ven <arjan@...ux.intel.com>,
        kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>
Subject: Re: [patch 11/31] x86/fpu/xstate: Provide and use for_each_xfeature()

On Tue, Oct 12, 2021 at 02:00:14AM +0200, Thomas Gleixner wrote:
> These loops evaluating xfeature bits are really hard to read. Create an
> iterator and use for_each_set_bit_from() inside which already does the right
> thing.

<--- No functional changes.

> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> ---
>  arch/x86/kernel/fpu/xstate.c |   56 +++++++++++++++++--------------------------
>  1 file changed, 23 insertions(+), 33 deletions(-)

-- 
Regards/Gruss,
    Boris.

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