From 263d8d57b3b2e2fbb4e79b7cda7ef3399add4fb7 Mon Sep 17 00:00:00 2001 From: Michael Witten Date: Thu, 14 Jul 2011 21:28:00 +0000 Subject: Docs: MSI-HOWTO: Put the `because' subordinate clause first Signed-off-by: Michael Witten Acked-by: Matthew Wilcox Signed-off-by: Randy Dunlap --- Documentation/PCI/MSI-HOWTO.txt | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'Documentation/PCI') diff --git a/Documentation/PCI/MSI-HOWTO.txt b/Documentation/PCI/MSI-HOWTO.txt index faf37f9d29d..1d7047a3486 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. -- cgit v1.2.3