Re: [Part2 PATCH v5.1 12.4/31] crypto: ccp: Implement SEV_PLATFORM_STATUS ioctl command

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Subject: Re: [Part2 PATCH v5.1 12.4/31] crypto: ccp: Implement SEV_PLATFORM_STATUS ioctl command
From: Borislav Petkov <bp@xxxxxxx>
Date: Wed, 11 Oct 2017 22:10:31 +0200
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>, Radim Krčmář <rkrcmar@xxxxxxxxxx>, Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>, Gary Hook <gary.hook@xxxxxxx>, Tom Lendacky <thomas.lendacky@xxxxxxx>, linux-crypto@xxxxxxxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20171011200444.3njniblsvxn2vhl6@pd.tnic>
References: <20171004131412.13038-13-brijesh.singh@amd.com> <20171007010607.78088-1-brijesh.singh@amd.com> <20171007010607.78088-4-brijesh.singh@amd.com> <20171011170205.qpu677qiqe4ludwm@pd.tnic> <c75e2be7-117f-299b-2c83-7160f78cba7e@amd.com> <20171011200444.3njniblsvxn2vhl6@pd.tnic>
User-agent: NeoMutt/20170113 (1.7.2)

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)
--

References:
- [Part2 PATCH v5 12/31] crypto: ccp: Add Secure Encrypted Virtualization (SEV) command support
  - From: Brijesh Singh
- [Part2 PATCH v5.1 12.1/31] crypto: ccp: Add Secure Encrypted Virtualization (SEV) command support
  - From: Brijesh Singh
- [Part2 PATCH v5.1 12.4/31] crypto: ccp: Implement SEV_PLATFORM_STATUS ioctl command
  - From: Brijesh Singh
- Re: [Part2 PATCH v5.1 12.4/31] crypto: ccp: Implement SEV_PLATFORM_STATUS ioctl command
  - From: Borislav Petkov
- Re: [Part2 PATCH v5.1 12.4/31] crypto: ccp: Implement SEV_PLATFORM_STATUS ioctl command
  - From: Brijesh Singh
- Re: [Part2 PATCH v5.1 12.4/31] crypto: ccp: Implement SEV_PLATFORM_STATUS ioctl command
  - From: Borislav Petkov

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