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| author | Christoph Hellwig <hch@lst.de> | 2016-11-18 16:09:06 +0300 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2016-11-21 19:06:57 +0300 |
| commit | 6929ef385e09c0065b87fda3e7b872a5070ac783 (patch) | |
| tree | 84f6b678d92409233aefde692da6db665d547d1b /drivers/ata/sata_mv.c | |
| parent | e0029dcb5b6e1c23e68f578ce7a3d6c5caba0501 (diff) | |
| download | linux-6929ef385e09c0065b87fda3e7b872a5070ac783.tar.xz | |
ahci: always fall back to single-MSI mode
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: 0b9e2988ab22 ("ahci: use pci_alloc_irq_vectors")
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata/sata_mv.c')
0 files changed, 0 insertions, 0 deletions