Re: [patch 33/39] PCI/MSI: Sanitize MSI-X checks

From: Jason Gunthorpe
Date: Wed Nov 16 2022 - 12:58:10 EST


On Fri, Nov 11, 2022 at 02:55:07PM +0100, Thomas Gleixner wrote:
> There is no point in doing the same sanity checks over and over in a loop
> during MSI-X enablement. Put them in front of the loop and return early
> when they fail.
>
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> ---
> drivers/pci/msi/msi.c | 67 +++++++++++++++++++++++++-------------------------
> 1 file changed, 34 insertions(+), 33 deletions(-)

> + /* PCI_IRQ_VIRTUAL is a horrible hack! */

New comment too :)

Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx>

Jason