PCI MSI: Don't disable MSIs if the mask bit isn't supported

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David Vrabel has a device which generates an interrupt storm on the INTx
pin if we disable MSI interrupts altogether.  Masking interrupts is only
a performance optimisation, so we can ignore the request to mask the
interrupt.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

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Matthew Wilcox 2008-07-25 15:42:58 -06:00 • committed by Jesse Barnes

parent 29111f579f

commit ce6fce4295

1 changed files with 12 additions and 3 deletions

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15

drivers/pci/msi.c

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