Date: Fri, 21 May 2010 04:48:40 +0000 (UTC) From: "Kenneth D. Merry" <ken@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-7@freebsd.org Subject: svn commit: r208368 - stable/7/sys/netinet Message-ID: <201005210448.o4L4meog011509@svn.freebsd.org>
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Author: ken Date: Fri May 21 04:48:40 2010 New Revision: 208368 URL: http://svn.freebsd.org/changeset/base/208368 Log: MFC r206844: Don't clear other flags (e.g. CSUM_TCP) when setting CSUM_TSO. This was causing TSO to break for the Xen netfront driver. Reviewed by: gibbs, rwatson Modified: stable/7/sys/netinet/tcp_output.c Directory Properties: stable/7/sys/ (props changed) stable/7/sys/cddl/contrib/opensolaris/ (props changed) stable/7/sys/contrib/dev/acpica/ (props changed) stable/7/sys/contrib/pf/ (props changed) Modified: stable/7/sys/netinet/tcp_output.c ============================================================================== --- stable/7/sys/netinet/tcp_output.c Fri May 21 04:47:22 2010 (r208367) +++ stable/7/sys/netinet/tcp_output.c Fri May 21 04:48:40 2010 (r208368) @@ -995,7 +995,7 @@ send: * XXX: Fixme: This is currently not the case for IPv6. */ if (tso) { - m->m_pkthdr.csum_flags = CSUM_TSO; + m->m_pkthdr.csum_flags |= CSUM_TSO; m->m_pkthdr.tso_segsz = tp->t_maxopd - optlen; }
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