Date: Wed, 15 Mar 2017 14:44:59 +0000 (UTC) From: Sean Bruno <sbruno@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r315306 - head/sys/dev/e1000 Message-ID: <201703151444.v2FEixfZ086033@repo.freebsd.org>
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Author: sbruno Date: Wed Mar 15 14:44:59 2017 New Revision: 315306 URL: https://svnweb.freebsd.org/changeset/base/315306 Log: Actually set the MTU to the requested value and fixup handling of jumbo frames. Submitted by: Matt Macy <mmacy@nextbsd.org> Reported by: pho Sponsored by: Limelight Networks Modified: head/sys/dev/e1000/if_em.c Modified: head/sys/dev/e1000/if_em.c ============================================================================== --- head/sys/dev/e1000/if_em.c Wed Mar 15 13:36:35 2017 (r315305) +++ head/sys/dev/e1000/if_em.c Wed Mar 15 14:44:59 2017 (r315306) @@ -1116,7 +1116,6 @@ em_if_mtu_set(if_ctx_t ctx, uint32_t mtu { int max_frame_size; struct adapter *adapter = iflib_get_softc(ctx); - struct ifnet *ifp = iflib_get_ifp(ctx); if_softc_ctx_t scctx = iflib_get_softc_ctx(ctx); IOCTL_DEBUGOUT("ioctl rcv'd: SIOCSIFMTU (Set Interface MTU)"); @@ -1154,7 +1153,7 @@ em_if_mtu_set(if_ctx_t ctx, uint32_t mtu } scctx->isc_max_frame_size = adapter->hw.mac.max_frame_size = - if_getmtu(ifp) + ETHER_HDR_LEN + ETHER_CRC_LEN; + mtu + ETHER_HDR_LEN + ETHER_CRC_LEN; return (0); }
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