similar to: [PATCH] Use PCI revision field to indicate virtio PCI ABI version

Move everything dealing with legacy devices out to virtio_pci_legacy.c. Expose common code APIs in virtio_pci.h Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_pci.h | 133 ++++++++++++ drivers/virtio/virtio_pci.c | 420 ++----------------------------------- drivers/virtio/virtio_pci_legacy.c | 323 ++++++++++++++++++++++++++++ 3 files changed,

Move everything dealing with legacy devices out to virtio_pci_legacy.c. Expose common code APIs in virtio_pci.h Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_pci.h | 133 ++++++++++++ drivers/virtio/virtio_pci.c | 420 ++----------------------------------- drivers/virtio/virtio_pci_legacy.c | 323 ++++++++++++++++++++++++++++ 3 files changed,

Move everything dealing with legacy devices out to virtio_pci_legacy.c. Expose common code APIs in virtio_pci.h Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_pci.h | 133 ++++++++++++ drivers/virtio/virtio_pci.c | 420 ++----------------------------------- drivers/virtio/virtio_pci_legacy.c | 323 ++++++++++++++++++++++++++++

Move everything dealing with legacy devices out to virtio_pci_legacy.c. Expose common code APIs in virtio_pci.h Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_pci.h | 133 ++++++++++++ drivers/virtio/virtio_pci.c | 420 ++----------------------------------- drivers/virtio/virtio_pci_legacy.c | 323 ++++++++++++++++++++++++++++

This implements optional MSI-X support in virtio_pci. MSI-X is used whenever the host supports at least 2 MSI-X vectors: 1 for configuration changes and 1 for virtqueues. Per-virtqueue vectors are allocated if enough vectors available. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_pci.c | 227 +++++++++++++++++++++++++++++++++++++++----

This implements optional MSI-X support in virtio_pci. MSI-X is used whenever the host supports at least 2 MSI-X vectors: 1 for configuration changes and 1 for virtqueues. Per-virtqueue vectors are allocated if enough vectors available. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_pci.c | 227 +++++++++++++++++++++++++++++++++++++++----

macro VIRTIO_PCI_CONFIG except in the unlikely event userspace actually has a structure with a field named msix_enabled. Get the msix_enabled by value instead, to make it useful for userspace. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_pci.c | 8 ++++---- include/uapi/linux/virtio_pci.h | 2 +- 2 files changed, 5 insertions(+), 5 deletions(-) diff

macro VIRTIO_PCI_CONFIG except in the unlikely event userspace actually has a structure with a field named msix_enabled. Get the msix_enabled by value instead, to make it useful for userspace. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- drivers/virtio/virtio_pci.c | 8 ++++---- include/uapi/linux/virtio_pci.h | 2 +- 2 files changed, 5 insertions(+), 5 deletions(-) diff

VIRTIO_PCI_CONFIG() is deprecated. Use VIRTIO_PCI_CONFIG_OFF() instead. Signed-off-by: Dongli Zhang <dongli.zhang at oracle.com> --- drivers/virtio/virtio_pci_legacy.c | 6 ++++-- include/uapi/linux/virtio_pci.h | 2 -- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c index de062fb..eff9ddc 100644 ---

VIRTIO_PCI_CONFIG() is deprecated. Use VIRTIO_PCI_CONFIG_OFF() instead. Signed-off-by: Dongli Zhang <dongli.zhang at oracle.com> --- drivers/virtio/virtio_pci_legacy.c | 6 ++++-- include/uapi/linux/virtio_pci.h | 2 -- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c index de062fb..eff9ddc 100644 ---

On Fri, Dec 07, 2018 at 03:34:41PM +0800, Dongli Zhang wrote: > VIRTIO_PCI_CONFIG() is deprecated. Use VIRTIO_PCI_CONFIG_OFF() instead. > > Signed-off-by: Dongli Zhang <dongli.zhang at oracle.com> > --- > drivers/virtio/virtio_pci_legacy.c | 6 ++++-- > include/uapi/linux/virtio_pci.h | 2 -- > 2 files changed, 4 insertions(+), 4 deletions(-) > > diff --git

Signed-off-by: Christoph Hellwig <hch at lst.de> --- drivers/virtio/virtio_pci_common.c | 5 ++--- drivers/virtio/virtio_pci_common.h | 2 -- drivers/virtio/virtio_pci_legacy.c | 2 +- drivers/virtio/virtio_pci_modern.c | 2 +- include/uapi/linux/virtio_pci.h | 2 +- 5 files changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/virtio/virtio_pci_common.c

This enables actual support for MSI-X in virtio PCI. First user will be virtio-net. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- hw/virtio-pci.c | 152 ++++++++++++++++++++++++++++++++++++++++-------------- 1 files changed, 112 insertions(+), 40 deletions(-) diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 7dfdd80..294f4c7 100644 --- a/hw/virtio-pci.c +++

This enables actual support for MSI-X in virtio PCI. First user will be virtio-net. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- hw/virtio-pci.c | 152 ++++++++++++++++++++++++++++++++++++++++-------------- 1 files changed, 112 insertions(+), 40 deletions(-) diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 7dfdd80..294f4c7 100644 --- a/hw/virtio-pci.c +++

This enables actual support for MSI-X in virtio PCI. First user will be virtio-net. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- hw/virtio-pci.c | 152 ++++++++++++++++++++++++++++++++++++++++-------------- 1 files changed, 112 insertions(+), 40 deletions(-) diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 7dfdd80..294f4c7 100644 --- a/hw/virtio-pci.c +++

This enables actual support for MSI-X in virtio PCI. First user will be virtio-net. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- hw/virtio-pci.c | 152 ++++++++++++++++++++++++++++++++++++++++-------------- 1 files changed, 112 insertions(+), 40 deletions(-) diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 7dfdd80..294f4c7 100644 --- a/hw/virtio-pci.c +++

This enables actual support for MSI-X in virtio PCI. First user will be virtio-net. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- hw/virtio-pci.c | 152 ++++++++++++++++++++++++++++++++++++++++-------------- 1 files changed, 112 insertions(+), 40 deletions(-) diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 7dfdd80..294f4c7 100644 --- a/hw/virtio-pci.c +++

This enables actual support for MSI-X in virtio PCI. First user will be virtio-net. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- hw/virtio-pci.c | 152 ++++++++++++++++++++++++++++++++++++++++-------------- 1 files changed, 112 insertions(+), 40 deletions(-) diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 7dfdd80..294f4c7 100644 --- a/hw/virtio-pci.c +++

This enables actual support for MSI-X in virtio PCI. First user will be virtio-net. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- hw/virtio-pci.c | 152 ++++++++++++++++++++++++++++++++++++++++-------------- 1 files changed, 112 insertions(+), 40 deletions(-) diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 7dfdd80..294f4c7 100644 --- a/hw/virtio-pci.c +++

This enables actual support for MSI-X in virtio PCI. First user will be virtio-net. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> --- hw/virtio-pci.c | 152 ++++++++++++++++++++++++++++++++++++++++-------------- 1 files changed, 112 insertions(+), 40 deletions(-) diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 7dfdd80..294f4c7 100644 --- a/hw/virtio-pci.c +++