Date: Tue, 16 Jan 2018 07:31:43 -0800 From: Gordon Tetlow <gordon@tetlows.org> To: Konstantin Belousov <kostikbel@gmail.com> Cc: freebsd-security <freebsd-security@freebsd.org> Subject: Re: Response to Meltdown and Spectre Message-ID: <CAKghNw20ewR6X0Fhk1mQfz=LfDRzY3tfGwMdNb=gnrWP_wXZAw@mail.gmail.com> In-Reply-To: <20180116095730.GP1684@kib.kiev.ua> References: <20180108175751.GH9701@gmail.com> <20180113161026.GR1684@kib.kiev.ua> <CAKghNw0Bnqmb7U8f_94-tLVcvqL26EuUZMtj393uo9eudwgbNQ@mail.gmail.com> <20180116095730.GP1684@kib.kiev.ua>
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On Tue, Jan 16, 2018 at 1:57 AM, Konstantin Belousov <kostikbel@gmail.com> wrote: > On Mon, Jan 15, 2018 at 09:20:24PM -0800, Gordon Tetlow wrote: >> On Sat, Jan 13, 2018 at 8:10 AM, Konstantin Belousov >> <kostikbel@gmail.com> wrote: >> > On Mon, Jan 08, 2018 at 09:57:51AM -0800, Gordon Tetlow wrote: >> >> Meltdown (CVE-2017-5754) >> >> ~~~~~~~~~~~~~~~~~~~~~~~~ >> >> Initial work can be tracked at https://reviews.freebsd.org/D13797. >> >> Please note this is a work in progress and some stuff is likely to be >> >> broken. >> > I consider this patch as ready for review now. >> >> Awesome! So, what's next? Do we have some testers we can solicit to >> beat on this? I believe des@ had a test case to try out? Based on >> where we are, what needs to be done to get this into the tree? >> Secondarily, what's needed to get this in shape for 10.3/10.4/11.1? > > As expected, nothing happens WRT review. Who is a good person to review this? alc? (I can't think of any other VM people out there). > Peter tested the patch, it seems to be fine. I put shims to allow i386 > to compile. My idea is to flip the default to non-PTI and commit the > patch as is today. Is there a reason to leave the PTI off in CURRENT? I'd rather turn it on and break some stuff to get the testing coverage than to leave it off. Gordon
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