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Christoph Hellwig authored
Don't try to guess what the errors from pci_irq_alloc_vectors mean, as that's too fragile. Instead always try allocating a single vector when multi-MSI mode fails. This makes various intel Desktop and Laptop CPUs use MSI again. Signed-off-by:
Christoph Hellwig <hch@lst.de> Reported-by:
Michael Marley <michael@michaelmarley.com> Tested-by:
Michael Marley <michael@michaelmarley.com> Fixes: 0b9e2988 ("ahci: use pci_alloc_irq_vectors") Signed-off-by:
Tejun Heo <tj@kernel.org>
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