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Date: Thu, 1 Dec 2016 09:52:43 +0100
From: Christoph Hellwig <hch@lst.de>
To: Dennis Chen <dennis.chen@arm.com>
Subject: Re: [PATCH] PCI:MSI Return -ENOSPC when requested vectors is not
 enough
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Cc: linux-ide@vger.kernel.org, Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
 Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
 Marc Zyngier <marc.zyngier@arm.com>, linux-pci@vger.kernel.org,
 Steve Capper <steve.capper@arm.com>, Bjorn Helgaas <bhelgaas@google.com>,
 Tom Long Nguyen <tom.l.nguyen@intel.com>, Tejun Heo <tj@kernel.org>,
 nd@arm.com, Christoph Hellwig <hch@lst.de>,
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Hi Dennis,

I've fixed ahci to treat all errors the same in the meantime, please
try latest Linux tree.  That being said I don't like the different
error returns from __pci_enable_msi_range (and __pci_enable_msix_range),
but they have been there for a while.

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