linux-kernel - Re: [tip:x86/pti] x86/speculation: Use Indirect Branch Prediction Barrier in context switch

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]

Date:   Mon, 05 Feb 2018 14:18:29 +0000
From:   David Woodhouse <dwmw2@...radead.org>
To:     mingo@...nel.org, hpa@...or.com, tim.c.chen@...ux.intel.com,
        linux-kernel@...r.kernel.org, tglx@...utronix.de, luto@...nel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-mm <linux-mm@...ck.org>
Subject: Re: [tip:x86/pti] x86/speculation: Use Indirect Branch Prediction
 Barrier in context switch

On Tue, 2018-01-30 at 14:39 -0800, tip-bot for Tim Chen wrote:
> Thanks to the reviewers and Andy Lutomirski for the suggestion of
> using ctx_id which got rid of the problem of mm pointer recycling.

That one doesn't backport well to 4.9. Suggestions welcome.
Download attachment "smime.p7s" of type "application/x-pkcs7-signature" (5213 bytes)