linux-kernel - Re: [RFC PATCH 0/2] kvmclock: fix ABI breakage from PVCLOCK_COUNTS_FROM

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20150921154340.GA4214@potion.brq.redhat.com>
Date:	Mon, 21 Sep 2015 17:43:40 +0200
From:	Radim Krčmář <rkrcmar@...hat.com>
To:	Marcelo Tosatti <mtosatti@...hat.com>
Cc:	linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
	Paolo Bonzini <pbonzini@...hat.com>,
	Luiz Capitulino <lcapitulino@...hat.com>
Subject: Re: [RFC PATCH 0/2] kvmclock: fix ABI breakage from
 PVCLOCK_COUNTS_FROM_ZERO.

2015-09-21 17:12+0200, Radim Krčmář:
> 2015-09-20 19:57-0300, Marcelo Tosatti:
> > On Fri, Sep 18, 2015 at 05:54:28PM +0200, Radim Krčmář wrote:
>>> This patch series will be disabling PVCLOCK_COUNTS_FROM_ZERO flag and is
>>> RFC because I haven't explored many potential problems or tested it.
>> 
>> The justification to disable PVCLOCK_COUNTS_FROM_ZERO is because you
>> haven't explored potential problems or tested it? Sorry can't parse it.

I missed that one, sorry.
PVCLOCK_COUNTS_FROM_ZERO is disabled because it breaks ABI.
Not testing nor ruling out all problems is a justification for RFC.

(This patch series
 - will be disabling PVCLOCK_COUNTS_FROM_ZERO flag and
 - is RFC because I haven't explored many potential problems or tested
   it [this patch series])
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/