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Docs: MSI-HOWTO: Insert a comma

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Signed-off-by: Michael Witten <mfwitten@gmail.com>
Acked-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
This commit is contained in:
Michael Witten 2011-07-15 03:12:13 +00:00
parent e6ffceb0de
commit e14bd7e614
1 changed files with 1 additions and 1 deletions
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Documentation/PCI/MSI-HOWTO.txt
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@ -231,7 +231,7 @@ mask or unmask an interrupt, it should call disable_irq() / enable_irq().
4.4 Handling devices implementing both MSI and MSI-X capabilities
If a device implements both MSI and MSI-X capabilities, it can
run in either MSI mode or MSI-X mode but not both simultaneously.
run in either MSI mode or MSI-X mode, but not both simultaneously.
This is a requirement of the PCI spec, and it is enforced by the
PCI layer. Calling pci_enable_msi() when MSI-X is already enabled or
pci_enable_msix() when MSI is already enabled results in an error.