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Commit 263d8d57 authored by Michael Witten's avatar Michael Witten
Browse files

Docs: MSI-HOWTO: Put the `because' subordinate clause first 



Signed-off-by: default avatarMichael Witten <mfwitten@gmail.com>
Acked-by: default avatarMatthew Wilcox <matthew.r.wilcox@intel.com>
Signed-off-by: default avatarRandy Dunlap <rdunlap@xenotime.net>
parent 1d15afcc

Documentation/PCI/MSI-HOWTO.txt

+4 −4
Original line number Diff line number Diff line
@@ -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.