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From: Michael Ellerman <mpe@ellerman•id.au>
To: Sam Bobroff <sbobroff@linux•ibm.com>, linuxppc-dev@lists•ozlabs.org
Subject: Re: [PATCH 11/13] powerpc/eeh: Introduce eeh_set_irq_state()
Date: Fri, 04 May 2018 13:02:32 +1000	[thread overview]
Message-ID: <87vac486nr.fsf@concordia.ellerman.id.au> (raw)
In-Reply-To: <facebfcf7726c381957cc5fac0fc9510ac27c472.1525242772.git.sbobroff@linux.ibm.com>

Sam Bobroff <sbobroff@linux•ibm.com> writes:

> diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c
> index f63a01d336ee..b3edd0df04b8 100644
> --- a/arch/powerpc/kernel/eeh_driver.c
> +++ b/arch/powerpc/kernel/eeh_driver.c
> @@ -210,6 +206,23 @@ static void eeh_set_channel_state(struct eeh_pe *root, enum pci_channel_state s)
>  				edev->pdev->error_state = s;
>  }
>  
> +static void eeh_set_irq_state(struct eeh_pe *root, bool enable)
> +{
> +	struct eeh_pe *pe;
> +	struct eeh_dev *edev, *tmp;
> +
> +	eeh_for_each_pe(root, pe)
> +		eeh_pe_for_each_dev(pe, edev, tmp)
> +			if (eeh_edev_actionable(edev))
> +				if (eeh_pcid_get(edev->pdev)) {
> +					if (enable)
> +						eeh_enable_irq(edev);
> +					else
> +						eeh_disable_irq(edev);
> +					eeh_pcid_put(edev->pdev);
> +				}

Yikes.

What about?

	eeh_for_each_pe(root, pe) {
		eeh_pe_for_each_dev(pe, edev, tmp) {
			if (!eeh_edev_actionable(edev))
				continue;

			if (!eeh_pcid_get(edev->pdev))
				continue;

			if (enable)
				eeh_enable_irq(edev);
			else
				eeh_disable_irq(edev);

			eeh_pcid_put(edev->pdev);
		}
	}

cheers

  reply	other threads:[~2018-05-04  3:02 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-02  6:34 [PATCH 00/13] EEH refactoring 2 Sam Bobroff
2018-05-02  6:34 ` [PATCH 01/13] powerpc/eeh: Add eeh_max_freezes to initial EEH log line Sam Bobroff
2018-05-04  5:46   ` Russell Currey
2018-05-02  6:35 ` [PATCH 02/13] powerpc/eeh: Add final message for successful recovery Sam Bobroff
2018-05-04  2:55   ` Michael Ellerman
2018-05-04  6:08     ` Russell Currey
2018-05-07  5:35       ` Sam Bobroff
2018-05-07  5:29     ` Sam Bobroff
2018-05-02  6:35 ` [PATCH 03/13] powerpc/eeh: Fix use-after-release of EEH driver Sam Bobroff
2018-05-04  2:56   ` Michael Ellerman
2018-05-07  5:38     ` Sam Bobroff
2018-05-02  6:35 ` [PATCH 04/13] powerpc/eeh: Remove unused eeh_pcid_name() Sam Bobroff
2018-05-04  6:29   ` Russell Currey
2018-05-02  6:35 ` [PATCH 05/13] powerpc/eeh: Strengthen types of eeh traversal functions Sam Bobroff
2018-05-04  6:32   ` Russell Currey
2018-05-02  6:35 ` [PATCH 06/13] powerpc/eeh: Add message when PE processing at parent Sam Bobroff
2018-05-04  6:51   ` Russell Currey
2018-05-02  6:36 ` [PATCH 07/13] powerpc/eeh: Clean up pci_ers_result handling Sam Bobroff
2018-05-04  2:58   ` Michael Ellerman
2018-05-04  6:58   ` Russell Currey
2018-05-08  1:09     ` Sam Bobroff
2018-05-02  6:36 ` [PATCH 08/13] powerpc/eeh: Introduce eeh_for_each_pe() Sam Bobroff
2018-05-04  6:59   ` Russell Currey
2018-05-02  6:36 ` [PATCH 09/13] powerpc/eeh: Introduce eeh_edev_actionable() Sam Bobroff
2018-05-02  6:36 ` [PATCH 10/13] powerpc/eeh: Introduce eeh_set_channel_state() Sam Bobroff
2018-05-02  6:36 ` [PATCH 11/13] powerpc/eeh: Introduce eeh_set_irq_state() Sam Bobroff
2018-05-04  3:02   ` Michael Ellerman [this message]
2018-05-08  1:12     ` Sam Bobroff
2018-05-02  6:36 ` [PATCH 12/13] powerpc/eeh: Cleaner handling of EEH_DEV_NO_HANDLER Sam Bobroff
2018-05-02  6:36 ` [PATCH 13/13] powerpc/eeh: Refactor report functions Sam Bobroff
2018-05-03 13:27   ` Michael Ellerman
2018-05-07  5:23     ` Sam Bobroff
2018-05-09 14:51       ` Michael Ellerman

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