Date: Tue, 27 Sep 2016 15:03:30 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Konstantin Belousov <kostikbel@gmail.com> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r306350 - head/sys/amd64/amd64 Message-ID: <20160927120330.GB54003@zxy.spb.ru> In-Reply-To: <20160927115629.GI38409@kib.kiev.ua> References: <201609261722.u8QHMi7g065274@repo.freebsd.org> <20160926212828.GC6177@zxy.spb.ru> <20160927115629.GI38409@kib.kiev.ua>
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On Tue, Sep 27, 2016 at 02:56:29PM +0300, Konstantin Belousov wrote: > On Tue, Sep 27, 2016 at 12:28:28AM +0300, Slawa Olhovchenkov wrote: > > On Mon, Sep 26, 2016 at 05:22:44PM +0000, Konstantin Belousov wrote: > > > > > Author: kib > > > Date: Mon Sep 26 17:22:44 2016 > > > New Revision: 306350 > > > URL: https://svnweb.freebsd.org/changeset/base/306350 > > > > > > Log: > > > For machines which support PCID but not have INVPCID instruction, > > > i.e. SandyBridge and IvyBridge, correct a race between pmap_activate() > > > and invltlb_pcid_handler(). > > > > > > Reported by and tested by: Slawa Olhovchenkov <slw@zxy.spb.ru> > > > MFC after: 1 week > > > > Thanks! > > Planed commit to releng? Or SA? > > A notice on the errata page is planned. EN, not SA? I think this is exploitable.
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