From: Cornelia Huck <cohuck@redhat.com>
To: Matthew Rosato <mjrosato@linux.ibm.com>
Cc: thuth@redhat.com, kvm@vger.kernel.org, pmorel@linux.ibm.com,
david@redhat.com, schnelle@linux.ibm.com, qemu-s390x@nongnu.org,
qemu-devel@nongnu.org, pasic@linux.ibm.com,
borntraeger@de.ibm.com, alex.williamson@redhat.com,
mst@redhat.com, pbonzini@redhat.com, philmd@redhat.com,
rth@twiddle.net
Subject: Re: [PATCH 13/13] s390x/pci: get zPCI function info from host
Date: Mon, 26 Oct 2020 17:38:21 +0100 [thread overview]
Message-ID: <20201026173821.0bda1606.cohuck@redhat.com> (raw)
In-Reply-To: <1603726481-31824-14-git-send-email-mjrosato@linux.ibm.com>
On Mon, 26 Oct 2020 11:34:41 -0400
Matthew Rosato <mjrosato@linux.ibm.com> wrote:
> We use the capability chains of the VFIO_DEVICE_GET_INFO ioctl to retrieve
> the CLP information that the kernel exports.
>
> To be compatible with previous kernel versions we fall back on previous
> predefined values, same as the emulation values, when the ioctl is found
> to not support capability chains. If individual CLP capabilities are not
> found, we fall back on default values for only those capabilities missing
> from the chain.
>
> This patch is based on work previously done by Pierre Morel.
>
> Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
> ---
> hw/s390x/s390-pci-bus.c | 9 +-
> hw/s390x/s390-pci-vfio.c | 180 +++++++++++++++++++++++++++++++++++++++
> hw/s390x/trace-events | 6 ++
> include/hw/s390x/s390-pci-bus.h | 1 +
> include/hw/s390x/s390-pci-clp.h | 12 ++-
> include/hw/s390x/s390-pci-vfio.h | 1 +
> 6 files changed, 202 insertions(+), 7 deletions(-)
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
next prev parent reply other threads:[~2020-10-26 16:39 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-26 15:34 [PATCH 00/13] s390x/pci: s390-pci updates for kernel 5.10-rc1 Matthew Rosato
2020-10-26 15:34 ` [PATCH 01/13] update-linux-headers: Add vfio_zdev.h Matthew Rosato
2020-10-26 15:34 ` [PATCH 02/13] linux-headers: update against 5.10-rc1 Matthew Rosato
2020-10-26 17:37 ` Alex Williamson
2020-10-26 17:40 ` Matthew Rosato
2020-10-26 15:34 ` [PATCH 03/13] s390x/pci: Move header files to include/hw/s390x Matthew Rosato
2020-10-26 15:34 ` [PATCH 04/13] vfio: Create shared routine for scanning info capabilities Matthew Rosato
2020-10-26 15:34 ` [PATCH 05/13] vfio: Find DMA available capability Matthew Rosato
2020-10-26 15:34 ` [PATCH 06/13] s390x/pci: Add routine to get the vfio dma available count Matthew Rosato
2020-10-26 15:34 ` [PATCH 07/13] s390x/pci: Honor DMA limits set by vfio Matthew Rosato
2020-10-26 15:34 ` [PATCH 08/13] s390x/pci: create a header dedicated to PCI CLP Matthew Rosato
2020-10-26 15:34 ` [PATCH 09/13] s390x/pci: use a PCI Group structure Matthew Rosato
2020-10-26 15:34 ` [PATCH 10/13] s390x/pci: clean up s390 PCI groups Matthew Rosato
2020-10-26 15:34 ` [PATCH 11/13] s390x/pci: use a PCI Function structure Matthew Rosato
2020-10-26 15:34 ` [PATCH 12/13] vfio: Add routine for finding VFIO_DEVICE_GET_INFO capabilities Matthew Rosato
2020-10-26 15:34 ` [PATCH 13/13] s390x/pci: get zPCI function info from host Matthew Rosato
2020-10-26 16:38 ` Cornelia Huck [this message]
2020-10-26 16:19 ` [PATCH 00/13] s390x/pci: s390-pci updates for kernel 5.10-rc1 Cornelia Huck
2020-10-26 16:38 ` Matthew Rosato
2020-10-26 16:44 ` Cornelia Huck
2020-10-26 16:41 ` Cornelia Huck
2020-10-26 16:53 ` Alex Williamson
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