Date: Tue, 23 Dec 2025 05:51:41 +0000 From: Wei Hu <whu@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 44f656641c23 - main - Hyper-V: hn: just call vf's ioctl when changing mtu Message-ID: <694a2ded.22193.3a2f040f@gitrepo.freebsd.org>
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The branch main has been updated by whu: URL: https://cgit.FreeBSD.org/src/commit/?id=44f656641c238cb3db31026f3e3bef36cd5231a8 commit 44f656641c238cb3db31026f3e3bef36cd5231a8 Author: Wei Hu <whu@FreeBSD.org> AuthorDate: 2025-12-23 04:23:39 +0000 Commit: Wei Hu <whu@FreeBSD.org> CommitDate: 2025-12-23 05:38:40 +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 --- 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 2ae9e710978e..79fdea371fbb 100644 --- a/sys/dev/hyperv/netvsc/if_hn.c +++ b/sys/dev/hyperv/netvsc/if_hn.c @@ -3750,14 +3750,16 @@ 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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