On Tue, Oct 18, 2016 at 09:00:52AM +0200, Christoph Hellwig wrote:
> We should only try to allocate multiple MSI or MSI-X vectors if the device
> actually has multiple ports. Otherwise pci_alloc_irq_vectors will return
> a single vector due to n_ports = 1, in which case we shouldn't set the
> AHCI_HFLAG_MULTI_MSI flag.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> Fixes: 0b9e2988 ("ahci: use pci_alloc_irq_vectors")
> Reported-by: Emmanuel Benisty <benisty.e@xxxxxxxxx>
> Tested-by: Emmanuel Benisty <benisty.e@xxxxxxxxx>
Applied to libata/for-4.9-fixes.
Thanks.
--
tejun
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