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authorMichael Witten <mfwitten@gmail.com>2011-07-14 21:28:00 +0000
committerMichael Witten <mfwitten@gmail.com>2011-08-02 21:34:32 +0000
commit263d8d57b3b2e2fbb4e79b7cda7ef3399add4fb7 (patch)
tree3276b4539a9d7e7f8471a38912ae1076924db54e /Documentation/PCI
parent1d15afcc73004028f2870ede7a56d590e1ca8ca8 (diff)
downloadlinux-rt-263d8d57b3b2e2fbb4e79b7cda7ef3399add4fb7.tar.gz
Docs: MSI-HOWTO: Put the `because' subordinate clause first
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/PCI')
-rw-r--r--Documentation/PCI/MSI-HOWTO.txt8
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/PCI/MSI-HOWTO.txt b/Documentation/PCI/MSI-HOWTO.txt
index faf37f9d29dc..1d7047a34862 100644
--- a/Documentation/PCI/MSI-HOWTO.txt
+++ b/Documentation/PCI/MSI-HOWTO.txt
@@ -137,8 +137,8 @@ interrupt number and frees the previously allocated message signaled
interrupt(s). The interrupt may subsequently be assigned to another
device, so drivers should not cache the value of dev->irq.
-A device driver must always call free_irq() on the interrupt(s)
-for which it has called request_irq() before calling this function.
+Before calling this function, a device driver must always call free_irq()
+on any interrupt for which it previously called request_irq().
Failure to do so results in a BUG_ON(), leaving the device with
MSI enabled and thus leaking its vector.
@@ -217,8 +217,8 @@ the previously allocated message signaled interrupts. The interrupts may
subsequently be assigned to another device, so drivers should not cache
the value of the 'vector' elements over a call to pci_disable_msix().
-A device driver must always call free_irq() on the interrupt(s)
-for which it has called request_irq() before calling this function.
+Before calling this function, a device driver must always call free_irq()
+on any interrupt for which it previously called request_irq().
Failure to do so results in a BUG_ON(), leaving the device with
MSI-X enabled and thus leaking its vector.