Re: [PATCH RFC 0/3] Revert "virtio_net: rx enable premapped mode by default"

2024-08-15 Thread Linux regression tracking (Thorsten Leemhuis)
On 15.08.24 12:22, Darren Kenny wrote: > On Thursday, 2024-08-15 at 09:14:27 +02, Linux regression tracking (Thorsten > Leemhuis) wrote: >> On 14.08.24 08:59, Michael S. Tsirkin wrote: >>> Note: Xuan Zhuo, if you have a better idea, pls post an alternative >>> patch. >>> >>> Note2: untested, posti

Re: [PATCH RFC 0/3] Revert "virtio_net: rx enable premapped mode by default"

2024-08-15 Thread Michael S. Tsirkin
On Thu, Aug 15, 2024 at 11:23:19AM -0400, Michael S. Tsirkin wrote: > On Thu, Aug 15, 2024 at 09:14:27AM +0200, Linux regression tracking (Thorsten > Leemhuis) wrote: > > [side note: the message I have been replying to at least when downloaded > > from lore has two message-ids, one of them identic

Re: [PATCH RFC 0/3] Revert "virtio_net: rx enable premapped mode by default"

2024-08-15 Thread Michael S. Tsirkin
On Thu, Aug 15, 2024 at 09:14:27AM +0200, Linux regression tracking (Thorsten Leemhuis) wrote: > [side note: the message I have been replying to at least when downloaded > from lore has two message-ids, one of them identical two a older > message, which is why this looks odd in the lore archives:

Re: [PATCH RFC 0/3] Revert "virtio_net: rx enable premapped mode by default"

2024-08-15 Thread Darren Kenny
On Thursday, 2024-08-15 at 09:14:27 +02, Linux regression tracking (Thorsten Leemhuis) wrote: > [side note: the message I have been replying to at least when downloaded > from lore has two message-ids, one of them identical two a older > message, which is why this looks odd in the lore archives:

Re: [PATCH RFC 0/3] Revert "virtio_net: rx enable premapped mode by default"

2024-08-15 Thread Linux regression tracking (Thorsten Leemhuis)
[side note: the message I have been replying to at least when downloaded from lore has two message-ids, one of them identical two a older message, which is why this looks odd in the lore archives: https://lore.kernel.org/all/20240511031404.30903-1-xuanz...@linux.alibaba.com/] On 14.08.24 08:59, Mi

[PATCH RFC 0/3] Revert "virtio_net: rx enable premapped mode by default"

2024-08-13 Thread Michael S. Tsirkin
Note: Xuan Zhuo, if you have a better idea, pls post an alternative patch. Note2: untested, posting for Darren to help with testing. Turns out unconditionally enabling premapped virtio-net leads to a regression on VM with no ACCESS_PLATFORM, and with sysctl net.core.high_order_alloc_disable=1 w