On Mon, Feb 03, 2014 at 03:46:08PM -0500, Tejun Heo wrote: > cc'ing Alexander. Alexander, can you please reply with Reviewed-by? [...] > > > > - --- drivers/ata/ahci.c.orig 2014-02-03 20:00:04.834008843 +0000 > > +++ drivers/ata/ahci.c 2014-02-03 19:34:53.737257483 +0000 > > @@ -1171,7 +1171,7 @@ static int ahci_init_interrupts(struct p > > nvec = rc; > > rc = pci_enable_msi_block(pdev, nvec); > > if (rc) > > - - goto intx; > > + goto single_msi; > > > > return nvec; Single MSI should not be tried in case pci_enable_msi_block() returned a negative errno. The correct fix is below. Bjorn already has pulled it to his pci.git tree, into pci/msi branch. @Bjorn, Mind pushing the branch to the remote? Thanks! diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 8516f4d..df24eef4 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -1117,8 +1117,10 @@ int ahci_init_interrupts(struct pci_dev *pdev, unsigned int n_ports, nvec = rc; rc = pci_enable_msi_block(pdev, nvec); - if (rc) + if (rc < 0) goto intx; + else if (rc > 0) + goto single_msi; return nvec; -- 1.7.7.6 -- Regards, Alexander Gordeev agordeev@xxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html