linux-kernel - Re: [PATCH] futex:fix robust futex alignment exception

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Message-ID: <20190318104852.GL6058@hirez.programming.kicks-ass.net>
Date:   Mon, 18 Mar 2019 11:48:52 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     chenjie6@...wei.com, linux-kernel@...r.kernel.org,
        dvhart@...radead.org, mingo@...hat.com, zengweilin@...wei.com
Subject: Re: [PATCH] futex:fix robust futex alignment exception

On Sun, Mar 17, 2019 at 03:36:35PM +0100, Thomas Gleixner wrote:
> On Fri, 15 Mar 2019, Peter Zijlstra wrote:

> > That is; why aren't there any alignment tests anywhere? Or am I just
> > gone blind?
> 
> uaddrs for the futex syscalls are checked in get_futex_key().

blind it is...

Thanks!