linux-kernel - Re: [PATCH v3] x86/uaccess: Use pointer masking to limit uaccess speculation

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Message-ID: <20200923033848.GD3421308@ZenIV.linux.org.uk>
Date:   Wed, 23 Sep 2020 04:38:48 +0100
From:   Al Viro <viro@...iv.linux.org.uk>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     x86@...nel.org, linux-kernel@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Will Deacon <will@...nel.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Andrea Arcangeli <aarcange@...hat.com>,
        Waiman Long <longman@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Andrew Cooper <andrew.cooper3@...rix.com>,
        Andy Lutomirski <luto@...nel.org>,
        Christoph Hellwig <hch@....de>,
        David Laight <David.Laight@...lab.com>,
        Mark Rutland <mark.rutland@....com>
Subject: Re: [PATCH v3] x86/uaccess: Use pointer masking to limit uaccess
 speculation

On Mon, Sep 14, 2020 at 02:53:54PM -0500, Josh Poimboeuf wrote:
> Al,
> 
> This depends on Christoph's set_fs() removal patches.  Would you be
> willing to take this in your tree?

in #uaccess.x86 and #for-next