Date: Tue, 12 May 2026 17:02:53 +0000 From: Wei Hu <whu@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: de698a13ccca - stable/15 - Hyper-V: hn: just call vf's ioctl when changing mtu Message-ID: <6a035d3d.3efc8.1da886a2@gitrepo.freebsd.org>
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The branch stable/15 has been updated by whu: URL: https://cgit.FreeBSD.org/src/commit/?id=de698a13cccaf831b1812c577594429421b028c5 commit de698a13cccaf831b1812c577594429421b028c5 Author: Wei Hu <whu@FreeBSD.org> AuthorDate: 2025-12-23 04:23:39 +0000 Commit: Wei Hu <whu@FreeBSD.org> CommitDate: 2026-05-12 17:02:00 +0000 Hyper-V: hn: just call vf's ioctl when changing mtu When changing mtu, if a vf is attached to the netvsc interface, just calling its ioctl to change vf's mtu is good enough. Tested by: whu MFC after: 3 days Sponsored by: Microsoft (cherry picked from commit 44f656641c238cb3db31026f3e3bef36cd5231a8) --- sys/dev/hyperv/netvsc/if_hn.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/sys/dev/hyperv/netvsc/if_hn.c b/sys/dev/hyperv/netvsc/if_hn.c index b23c0d76115d..8c79ae7b003b 100644 --- a/sys/dev/hyperv/netvsc/if_hn.c +++ b/sys/dev/hyperv/netvsc/if_hn.c @@ -3763,14 +3763,16 @@ hn_ioctl(if_t ifp, u_long cmd, caddr_t data) ifr_vf = *ifr; strlcpy(ifr_vf.ifr_name, if_name(vf_ifp), sizeof(ifr_vf.ifr_name)); - error = ifhwioctl(SIOCSIFMTU,vf_ifp, + error = ifhwioctl(SIOCSIFMTU, vf_ifp, (caddr_t)&ifr_vf, curthread); + HN_UNLOCK(sc); if (error) { - HN_UNLOCK(sc); if_printf(ifp, "%s SIOCSIFMTU %d failed: %d\n", if_name(vf_ifp), ifr->ifr_mtu, error); - break; + } else { + if_setmtu(ifp, ifr->ifr_mtu); } + break; } /*home | help
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