Patchwork [RFC,04/77] PCI/MSI/s390: Remove superfluous check of MSI type

login
register
mail settings
Submitter Alexander Gordeev
Date Oct. 2, 2013, 10:48 a.m.
Message ID <bae65aa3e30dfd23bd5ed47add7310cfbb96243a.1380703262.git.agordeev@redhat.com>
Download mbox | patch
Permalink /patch/280058/
State RFC
Headers show

Comments

Alexander Gordeev - Oct. 2, 2013, 10:48 a.m.
arch_setup_msi_irqs() hook can only be called from the generic
MSI code which ensures correct MSI type parameter.

Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
---
 arch/s390/pci/pci.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
Greg KH - Oct. 2, 2013, 6:17 p.m.
On Wed, Oct 02, 2013 at 12:48:20PM +0200, Alexander Gordeev wrote:
> arch_setup_msi_irqs() hook can only be called from the generic
> MSI code which ensures correct MSI type parameter.
> 
> Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
> ---
>  arch/s390/pci/pci.c |    2 --
>  1 files changed, 0 insertions(+), 2 deletions(-)

I have no idea why you sent the stable@ alias so many patches, all in
the incorrect form for them to be ever accepted in the stable kernel
releases.  Please read Documentation/stable_kernel_rules.txt for how to
do this properly.

greg k-h
--
To unsubscribe from this list: send the line "unsubscribe linux-pci" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Martin Schwidefsky - Oct. 4, 2013, 7:40 a.m.
On Wed,  2 Oct 2013 12:48:20 +0200
Alexander Gordeev <agordeev@redhat.com> wrote:

> arch_setup_msi_irqs() hook can only be called from the generic
> MSI code which ensures correct MSI type parameter.
> 
> Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
> ---
>  arch/s390/pci/pci.c |    2 --
>  1 files changed, 0 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
> index c79c6e4..61a3c2c 100644
> --- a/arch/s390/pci/pci.c
> +++ b/arch/s390/pci/pci.c
> @@ -425,8 +425,6 @@ int arch_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
>  	int rc;
> 
>  	pr_debug("%s: requesting %d MSI-X interrupts...", __func__, nvec);
> -	if (type != PCI_CAP_ID_MSIX && type != PCI_CAP_ID_MSI)
> -		return -EINVAL;
>  	if (type == PCI_CAP_ID_MSI && nvec > 1)
>  		return 1;
>  	msi_vecs = min(nvec, ZPCI_MSI_VEC_MAX);

Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

Patch

diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index c79c6e4..61a3c2c 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -425,8 +425,6 @@  int arch_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
 	int rc;
 
 	pr_debug("%s: requesting %d MSI-X interrupts...", __func__, nvec);
-	if (type != PCI_CAP_ID_MSIX && type != PCI_CAP_ID_MSI)
-		return -EINVAL;
 	if (type == PCI_CAP_ID_MSI && nvec > 1)
 		return 1;
 	msi_vecs = min(nvec, ZPCI_MSI_VEC_MAX);