Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski <kuba@xxxxxxxxxx>: On Mon, 22 Jan 2024 08:20:28 -0800 you wrote: > From: Michael Kelley <mhklinux@xxxxxxxxxxx> > > Current code in netvsc_drv_init() incorrectly assumes that PAGE_SIZE > is 4 Kbytes, which is wrong on ARM64 with 16K or 64K page size. As a > result, the default VMBus ring buffer size on ARM64 with 64K page size > is 8 Mbytes instead of the expected 512 Kbytes. While this doesn't break > anything, a typical VM with 8 vCPUs and 8 netvsc channels wastes 120 > Mbytes (8 channels * 2 ring buffers/channel * 7.5 Mbytes/ring buffer). > > [...] Here is the summary with links: - [net,1/1] hv_netvsc: Calculate correct ring size when PAGE_SIZE is not 4 Kbytes https://git.kernel.org/netdev/net/c/6941f67ad37d You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html