linux-kernel - Re: [patch 1/6] hardirq: Make hardirq bits generic

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]

Message-ID: <CAMuHMdX+dGkOK==kfJAzmnfjz35gTNCazB84nhL4SmxTWX9tjQ@mail.gmail.com>
Date:	Tue, 12 Nov 2013 15:09:42 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Michael Schmitz <schmitz@...phys.uni-duesseldorf.de>,
	LKML <linux-kernel@...r.kernel.org>,
	"Linux/m68k" <linux-m68k@...r.kernel.org>
Subject: Re: [patch 1/6] hardirq: Make hardirq bits generic

Hi Thomas,

On Mon, Nov 11, 2013 at 8:34 PM, Thomas Gleixner <tglx@...utronix.de> wrote:
> Finally found the issue. The patch below fixes the problem here. The
> little missing detail is, that I zapped GET_CURRENT() assuming blindly
> that this is only needed for the preempt_count hackery. But in fact
> the world and some more depends on it which leads to interesting
> explosions.

Yes, GET_CURRENT() sets up the current task in %a2.

Many thanks for tracking this down!

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/