Date: Tue, 20 Jun 2017 09:13:11 -0700 (PDT) From: "Rodney W. Grimes" <freebsd@pdx.rh.CN85.dnsmgr.net> To: Andriy Gapon <avg@freebsd.org> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: Re: svn commit: r320099 - stable/11/sys/dev/vmware/vmxnet3 Message-ID: <201706201613.v5KGDBuv089741@pdx.rh.CN85.dnsmgr.net> In-Reply-To: <201706191445.v5JEjKHE082982@repo.freebsd.org>
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> Author: avg > Date: Mon Jun 19 14:45:20 2017 > New Revision: 320099 > URL: https://svnweb.freebsd.org/changeset/base/320099 > > Log: > MFC r318867: fix vmxnet3 crash when LRO is enabled > > The crash can occur when all of the following conditions are true: > - a packet consists of multiple segments (requires LRO enabled) > - there has been a failure to allocate an mbuf for the packet and > the packet has to be dropped > - a host (vmware) still owned at least one segment of the packet, > so the driver had to wait for another interrupt to proceed to > discarding the remaining segment(s) > > Reviewed by: rstone > Approved by: re (gjb) > Sponsored by: Panzura Does this same bug exist in 10.x? If so does it make since to merge this back to 10.x? -- Rod Grimes rgrimes@freebsd.org
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