[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel][PV-ops][PATCH] Netback: Fix PV network issue fornetback multiple threads patchset
On Thu, Jun 10, 2010 at 08:51:24AM -0400, djmagee@xxxxxxxxxxxx wrote: > I can confirm that this patch solves the problem for me. Tested in Win7 > x64 with GPLPV 0.11.0.213, and with a PV linux domain running fedora 12 > 64bit. > Good to hear. So I guess Jeremy can revert the revert and apply the bugfix patch :) -- Pasi > Doug Magee > > -----Original Message----- > From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx > [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Xu, Dongxiao > Sent: Thursday, June 10, 2010 7:49 AM > To: Jeremy Fitzhardinge > Cc: xen-devel@xxxxxxxxxxxxxxxxxxx; djmagee@xxxxxxxxxxxx; > Pasi@xxxxxxxxxxxxxxxxxxxx; Fantu > Subject: [Xen-devel][PV-ops][PATCH] Netback: Fix PV network issue > fornetback multiple threads patchset > > Hi Jeremy, > > The attached patch should fix the PV network issue after applying the > netback multiple threads patchset. > > This bug comes from the version upgrade when resending my patchset last > time. > > In patch v1 & v2, I used kzalloc() to allocate memory, so there is no > problem. > In patch v3, I changed it to "__get_free_pages(GFP_KERNEL | __GFP_ZERO, > order)", so there is also no problem. > However in patch v4, when modified it to vmalloc according to the > comments, memset(0) is missing. Sorry for that. > > *ONE POINT IS*, the phenomenon on my side is different from the bug > reports from mailing list. They often saw GPLPV network long ping > latency, and on my side, system would crash when enabling guest network. > > > After applying the patch, network in the following cases are working > fine in my side. > > WinXP 32bit with gplpv_XP_0.11.0.213.msi 64bit Linux PV guest. > 64bit RHEL5u3 HVM guest with PV driver > > Can somebody help to try this fixing for long ping latency phenomenon? > Appreciate for that! > > Thanks, > Dongxiao > > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxxxxxxxx > http://lists.xensource.com/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
|
![]() |
Lists.xenproject.org is hosted with RackSpace, monitoring our |