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From: Tejun Heo <tj@kernel.org>
To: Alexander Gordeev <agordeev@redhat.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Michael Ellerman <michael@ellerman.id.au>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Ben Hutchings <bhutchings@solarflare.com>,
	David Laight <David.Laight@aculab.com>,
	Mark Lord <kernel@start.ca>, "H. Peter Anvin" <hpa@zytor.com>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>
Subject: Re: [PATCH v4 9/9] PCI/MSI: Introduce pci_auto_enable_msi*() family helpers
Date: Fri, 20 Dec 2013 08:28:24 -0500	[thread overview]
Message-ID: <20131220132824.GA4298@htj.dyndns.org> (raw)
In-Reply-To: <20131220090412.GA28367@dhcp-26-207.brq.redhat.com>

Hello,

On Fri, Dec 20, 2013 at 10:04:13AM +0100, Alexander Gordeev wrote:
> I can only identify two downsides of the approach above - (a) repeated error
> logging in a platform code (i.e. caused by -ENOMEM) and (b) repeated attempts
> to enable MSI when the platform already reported a fatal error.

I don't think (a) is likely as long as only -ENOSPC is retried, which
also solves (b).

Thanks.

-- 
tejun

  reply	other threads:[~2013-12-20 13:28 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-16  8:34 [PATCH v4 0/9] PCI/MSI: Introduce pci_auto_enable_msi*() family helpers Alexander Gordeev
2013-12-16  8:34 ` [PATCH v4 1/9] PCI/MSI/s390: Fix single MSI only check Alexander Gordeev
2013-12-16  8:34 ` [PATCH v4 2/9] PCI/MSI/s390: Remove superfluous check of MSI type Alexander Gordeev
2013-12-16  8:34 ` [PATCH v4 3/9] PCI/MSI: Fix return value when populate_msi_sysfs() failed Alexander Gordeev
2013-12-16  8:34 ` [PATCH v4 4/9] PCI/MSI: Return -ENOSYS for unimplemented interfaces, not -1 Alexander Gordeev
2013-12-16  8:34 ` [PATCH v4 5/9] PCI/MSI: Make pci_enable_msi/msix() 'nvec' argument type as int Alexander Gordeev
2013-12-16  8:34 ` [PATCH v4 6/9] PCI/MSI: Factor out pci_get_msi_vec_count() interface Alexander Gordeev
2013-12-18  0:33   ` Bjorn Helgaas
2013-12-16  8:35 ` [PATCH v4 7/9] PCI/MSI: Get rid of pci_enable_msi_block_auto() interface Alexander Gordeev
2013-12-16  8:35 ` [PATCH v4 8/9] PCI/MSI: Introduce pci_get_msix_vec_count() interface Alexander Gordeev
2013-12-16  8:35 ` [PATCH v4 9/9] PCI/MSI: Introduce pci_auto_enable_msi*() family helpers Alexander Gordeev
2013-12-18  0:30   ` Bjorn Helgaas
2013-12-18 13:23     ` Alexander Gordeev
2013-12-18 18:58       ` Bjorn Helgaas
2013-12-19 13:42         ` Alexander Gordeev
2013-12-19 13:47           ` Tejun Heo
2013-12-19 21:37           ` Bjorn Helgaas
2013-12-20  9:04             ` Alexander Gordeev
2013-12-20 13:28               ` Tejun Heo [this message]
2013-12-20 10:28     ` Alexander Gordeev
2013-12-23 14:44     ` Alexander Gordeev
2013-12-23 17:19       ` Bjorn Helgaas
2013-12-19 22:30 ` [PATCH v4 0/9] " Bjorn Helgaas

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