Re: [patch 04/39] genirq/msi: Use MSI_DESC_ALL in msi_add_simple_msi_descs()

From: Ashok Raj
Date: Wed Nov 16 2022 - 11:13:06 EST


On Fri, Nov 11, 2022 at 02:54:20PM +0100, Thomas Gleixner wrote:
> There are no associated MSI descriptors in the requested range when the MSI
> descriptor allocation fails. Use MSI_DESC_ALL as the filter which prepares
> the next step to get rid of the filter for freeing.
>
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> ---
> kernel/irq/msi.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> --- a/kernel/irq/msi.c
> +++ b/kernel/irq/msi.c
> @@ -120,7 +120,7 @@ static int msi_add_simple_msi_descs(stru
> fail_mem:
> ret = -ENOMEM;
> fail:
> - msi_free_msi_descs_range(dev, MSI_DESC_NOTASSOCIATED, index, last);
> + msi_free_msi_descs_range(dev, MSI_DESC_ALL, index, last);
> return ret;
> }
>
>
Reviewed-by: Ashok Raj <ashok.raj@xxxxxxxxx>