linux-kernel - Re: [PATCH] MIPS: SNI: Fix spurious interrupts

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] [day] [month] [year] [list]

Date:   Thu, 17 Sep 2020 15:55:15 +0200
From:   Thomas Bogendoerfer <tsbogend@...ha.franken.de>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Ralf Baechle <ralf@...ux-mips.org>, linux-mips@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] MIPS: SNI: Fix spurious interrupts

On Wed, Sep 16, 2020 at 03:54:37PM +0200, Thomas Bogendoerfer wrote:
> On A20R machines the interrupt pending bits in cause register need to be
> updated by requesting the chipset to do it. This needs to be done to
> find the interrupt cause and after interrupt service. In
> commit 0b888c7f3a03 ("MIPS: SNI: Convert to new irq_chip functions") the
> function to do after service update got lost, which caused spurious
> interrupts.
> 
> Fixes: 0b888c7f3a03 ("MIPS: SNI: Convert to new irq_chip functions")
> Signed-off-by: Thomas Bogendoerfer <tsbogend@...ha.franken.de>
> ---
>  arch/mips/sni/a20r.c | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)

applied to mips-fixes.

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea.                                                [ RFC1925, 2.3 ]