linux-kernel - Re: [-next] !irqd_can_balance() WARNINGs at irq_move_masked

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: <20150619171431.GB1412@swordfish>
Date:	Sat, 20 Jun 2015 02:14:31 +0900
From:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
To:	Jiang Liu <jiang.liu@...ux.intel.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
	Borislav Petkov <bp@...en8.de>, linux-kernel@...r.kernel.org,
	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Subject: Re: [-next] !irqd_can_balance() WARNINGs at irq_move_masked_irq()

On (06/20/15 00:47), Jiang Liu wrote:
> Hi Sergey,
> 	Could you please help to apply the debug patch below
> and check the log message?
> Thanks!

Hi,
sure, as soon as I get back that box.

	-ss

> Gerry
> --------------------------------------------------------------------
> diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
> index 40cf79a55fe7..28a65d94fd89 100644
> --- a/arch/x86/kernel/hpet.c
> +++ b/arch/x86/kernel/hpet.c
> @@ -578,8 +578,11 @@ static void hpet_msi_capability_lookup(unsigned int
> start_timer)
>                         continue;
> 
>                 irq = hpet_assign_irq(hpet_domain, hdev, hdev->num);
> -               if (irq < 0)
> +               if (irq <= 0) {
> +                       pr_warn("irqdomain: fails to allocate irq for
> hpet%d\n",
> +                               hdev->num);
>                         continue;
> +               }
> 
>                 sprintf(hdev->name, "hpet%d", i);
>                 hdev->num = i;
> -----------------------------------------------------------------------
> 
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
Please read the FAQ at  http://www.tux.org/lkml/