[PATCH v2 0/2] virtio_console: fix replug of virtio console port

Pankaj Gupta
2019-08-08T11:36:15Z

This patch series fixes the issue with unplug/replug of a port in virtio
console device, which fails with an error "Error allocating inbufs\n".

Patch 2 makes virtio packed ring code compatible with virtio split ring.
Tested the packed ring code with the qemu virtio 1.1 device code posted
here [1].

Changes from v1[2]
-----
Make virtio packed ring code compatible with split ring - [Michael]

[1] https://marc.info/?l=qemu-devel&m=156471883703948&w=2
[2] https://lkml.org/lkml/2019/3/4/517

Pankaj Gupta (2):
virtio_console: free unused buffers with port delete
virtio_ring: packed ring: fix virtqueue_detach_unused_buf

drivers/char/virtio_console.c | 14 +++++++++++---
drivers/virtio/virtio_ring.c | 5 +++++
2 files changed, 16 insertions(+), 3 deletions(-)

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2.21.0