linux-kernel - Re: [Part2 PATCH v5.1 12.4/31] crypto: ccp: Implement SEV_PLATFORM

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Message-ID: <20171011201031.qbuawgjeo35jj7ft@pd.tnic>
Date:   Wed, 11 Oct 2017 22:10:31 +0200
From:   Borislav Petkov <bp@...e.de>
To:     Brijesh Singh <brijesh.singh@....com>
Cc:     Paolo Bonzini <pbonzini@...hat.com>,
        Radim Krčmář <rkrcmar@...hat.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Gary Hook <gary.hook@....com>,
        Tom Lendacky <thomas.lendacky@....com>,
        linux-crypto@...r.kernel.org, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [Part2 PATCH v5.1 12.4/31] crypto: ccp: Implement
 SEV_PLATFORM_STATUS ioctl command

On Wed, Oct 11, 2017 at 10:04:44PM +0200, Borislav Petkov wrote:
> Then it is easy:
> 
> 	<firmware_field_name> &= GENMASK(23, 1);

[1:23] range cleared, of course:

	<firmware_field_name> &= ~GENMASK(23, 1);

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
--