[pve-devel] applied: [PATCH pve-qemu 1/2] add upstream fixes for qmp_block_resize

[Thomas Lamprecht]

On 30.03.21 17:59, Stefan Reiter wrote:
> cherry-picked cleanly from 6.0 development tree, fixes an issue with
> resizing RBD drives (and reportedly also on krbd or potentially other
> storage backends) with iothreads.
> 
> Signed-off-by: Stefan Reiter <s.reiter at proxmox.com>
> ---
> 
> Reported here ff.:
> https://forum.proxmox.com/threads/all-vms-locking-up-after-latest-pve-update.85397/post-380409
> 
> Posters could also reproduce this on krbd, for me it only occured on user-space
> rbd. Nevertheless, this looks to be a hot smoking gun, especially since both
> configs from the forum show iothread=1.
> 
> 
>  ...lock-Fix-locking-in-qmp_block_resize.patch |  42 +++++++
>  ...x-deadlock-in-bdrv_co_yield_to_drain.patch | 118 ++++++++++++++++++
>  debian/patches/series                         |   2 +
>  3 files changed, 162 insertions(+)
>  create mode 100644 debian/patches/extra/0011-block-Fix-locking-in-qmp_block_resize.patch
>  create mode 100644 debian/patches/extra/0012-block-Fix-deadlock-in-bdrv_co_yield_to_drain.patch
> 
>

applied, thanks!