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[Qemu-devel] [PATCH v2 0/3] virtio_net: allow hypervisor to indicate lin
From: |
Jason Baron |
Subject: |
[Qemu-devel] [PATCH v2 0/3] virtio_net: allow hypervisor to indicate linkspeed and duplex setting |
Date: |
Fri, 22 Dec 2017 16:54:00 -0500 |
We have found it useful to be able to set the linkspeed and duplex
settings from the host-side for virtio_net. This obviates the need
for guest changes and settings for these fields, and does not require
custom ethtool commands for virtio_net.
The ability to set linkspeed and duplex is useful in various cases
as described here:
16032be virtio_net: add ethtool support for set and get of settings
Using 'ethtool -s' continues to over-write the linkspeed/duplex
settings with this patch.
The 1/3 patch is against net-next, while the 2-3/3 patch are the associated
qemu changes that would go in after as update-linux-headers.sh should
be run first. So the qemu patches are a demonstration of how I intend this
to work.
Thanks,
-Jason
linux changes:
Jason Baron (1):
virtio_net: propagate linkspeed/duplex settings from the hypervisor
drivers/net/virtio_net.c | 17 ++++++++++++++++-
include/uapi/linux/virtio_net.h | 5 +++++
2 files changed, 21 insertions(+), 1 deletion(-)
qemu changes:
Jason Baron (2):
qemu: virtio-net: use 64-bit values for feature flags
qemu: add linkspeed and duplex settings to virtio-net
hw/net/virtio-net.c | 83 +++++++++++++++++++----------
include/hw/virtio/virtio-net.h | 5 +-
include/standard-headers/linux/virtio_net.h | 4 ++
3 files changed, 64 insertions(+), 28 deletions(-)
- [Qemu-devel] [PULL v1 00/10] Merge tpm 2017/12/22, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 01/10] tpm_emulator: Add a caching layer for the TPM Established flag, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 03/10] tpm_tis: limit size of buffer from backend, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 02/10] tpm_tis: convert uint32_t to size_t, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 04/10] tpm_tis: remove TPMSizeBuffer usage, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 05/10] tpm_tis: move buffers from localities into common location, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 06/10] tpm_tis: merge read and write buffer into single buffer, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 08/10] tpm_tis: merge r/w_offset into rw_offset, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 07/10] tpm_tis: move r/w_offsets to TPMState, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 09/10] tpm: Implement tpm_sized_buffer_reset, Stefan Berger, 2017/12/22
- [Qemu-devel] [PULL v1 10/10] acpi: Update TPM2 ACPI table to more recent specs, Stefan Berger, 2017/12/22