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-rw-r--r--Documentation/PCI/MSI-HOWTO.txt4
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/PCI/MSI-HOWTO.txt b/Documentation/PCI/MSI-HOWTO.txt
index 867ed03..faf37f9 100644
--- a/Documentation/PCI/MSI-HOWTO.txt
+++ b/Documentation/PCI/MSI-HOWTO.txt
@@ -118,8 +118,8 @@ switched into MSI mode.
The device driver must decide what action to take if
pci_enable_msi_block() returns a value less than the number requested.
-Some devices can make use of fewer interrupts than the maximum they
-request; in this case the driver should call pci_enable_msi_block()
+For instance, the driver could still make use of fewer interrupts;
+in this case the driver should call pci_enable_msi_block()
again. Note that it is not guaranteed to succeed, even when the
'count' has been reduced to the value returned from a previous call to
pci_enable_msi_block(). This is because there are multiple constraints
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