Date: Wed, 6 Mar 2013 08:04:44 +0000 (UTC) From: Pyun YongHyeon <yongari@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org Subject: svn commit: r247873 - stable/8/sys/dev/msk Message-ID: <201303060804.r2684ill029930@svn.freebsd.org>
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Author: yongari Date: Wed Mar 6 08:04:44 2013 New Revision: 247873 URL: http://svnweb.freebsd.org/changeset/base/247873 Log: MFC r247382: RX checksum offloading on old Yukon controllers seem to cause more problems. Disable RX checksum offloading on controllers that don't use new descriptor format but give chance to enable it with ifconfig(8). Modified: stable/8/sys/dev/msk/if_msk.c Directory Properties: stable/8/sys/ (props changed) stable/8/sys/dev/ (props changed) stable/8/sys/dev/msk/ (props changed) Modified: stable/8/sys/dev/msk/if_msk.c ============================================================================== --- stable/8/sys/dev/msk/if_msk.c Wed Mar 6 08:03:26 2013 (r247872) +++ stable/8/sys/dev/msk/if_msk.c Wed Mar 6 08:04:44 2013 (r247873) @@ -1696,6 +1696,12 @@ msk_attach(device_t dev) ifp->if_capabilities |= IFCAP_VLAN_HWCSUM; } ifp->if_capenable = ifp->if_capabilities; + /* + * Disable RX checksum offloading on controllers that don't use + * new descriptor format but give chance to enable it. + */ + if ((sc_if->msk_flags & MSK_FLAG_DESCV2) == 0) + ifp->if_capenable &= ~IFCAP_RXCSUM; /* * Tell the upper layer(s) we support long frames.
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