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| author | Michael Witten <mfwitten@gmail.com> | 2011-07-15 03:12:13 +0000 |
|---|---|---|
| committer | Michael Witten <mfwitten@gmail.com> | 2011-08-02 21:34:37 +0000 |
| commit | e14bd7e614b57493e1cbefb8a06d3754bdd04e26 (patch) | |
| tree | 0bba9dc814abfa4ecb76385d54fd732408e59fa9 /Documentation | |
| parent | e6ffceb0ded9beeaddd9c246b3fec298c6b1f0c9 (diff) | |
| download | blackbird-op-linux-e14bd7e614b57493e1cbefb8a06d3754bdd04e26.tar.gz blackbird-op-linux-e14bd7e614b57493e1cbefb8a06d3754bdd04e26.zip | |
Docs: MSI-HOWTO: Insert a comma
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>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/PCI/MSI-HOWTO.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/PCI/MSI-HOWTO.txt b/Documentation/PCI/MSI-HOWTO.txt index d9c8d989f2b3..c9cffaf16f82 100644 --- a/Documentation/PCI/MSI-HOWTO.txt +++ b/Documentation/PCI/MSI-HOWTO.txt @@ -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. |
