Re: ixl(4) bhyve(8) SR-IOV with Transparent VLAN associated w/ VF's
- In reply to: Lexi Winter : "Re: ixl(4) bhyve(8) SR-IOV with Transparent VLAN associated w/ VF's"
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Date: Sat, 20 Apr 2024 04:21:37 UTC
On Wed, Apr 17, 2024 at 10:04 PM Lexi Winter <lexi@le-fay.org> wrote: > Paul Procacci: > > I'm assigning VF's to bhyve with pci passthru. > [...] > > Given this, I figured the best option would be to set the VLAN on the VF > on > > the host prior to handing it off to the bhyve instance effectively > enabling > > transparent vlans. > [...] > > Has anyone done this? Does anyone have any pointers to accomplish this? > > i looked into this a while ago and concluded that it's not supported, at > least on Intel cards. > > my recollection is that someone was working on this at one point, but > never finished it -- unfortunately, i can't remember who that was... > > you may be able to work around this by running vlan(4) on the VF on the > host instead of passing the interface to the guest, but then you lose > most of the benefits of using SR-IOV to begin with. i have run into > some odd bugs with both SR-IOV and vlan(4) on ixgbe cards and would > definitely recommend testing that thoroughly before deploying it. > That's a real bummer. You'd think this would be kinda a thing considering the security implications. Welp, Thanks for writing back Lexi! ~Paul -- __________________ :(){ :|:& };: