linux-kernel - RE: [patch V3 00/20] x86/fpu: Clean up exception fixups and error handling in sigframe related code

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Date:   Wed, 8 Sep 2021 15:57:11 +0000
From:   "Luck, Tony" <tony.luck@...el.com>
To:     Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>
CC:     "x86@...nel.org" <x86@...nel.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Peter Ziljstra <peterz@...radead.org>,
        Song Liu <songliubraving@...com>,
        Daniel Borkmann <daniel@...earbox.net>
Subject: RE: [patch V3 00/20] x86/fpu: Clean up exception fixups and error
 handling in sigframe related code

> Changes vs. V2 [2]:
>
>  - Fix the bogus left over check for #PF which causes boot failures

Much better. This version boots.  Machine check recovery works as well as it did before
(user triggered machine checks are fine, kernel triggered ones are ok where they were
before and still trigger infinite loops where they did before).

-Tony