From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: devel/merge.2.6.35-rc3 [WAS: [GIT PULL] pv/pcifront-2.6.32 + pv/pciback-2.6.32 = [INTx/MSI/MSI-X work now]] Date: Wed, 30 Jun 2010 10:59:59 -0400 Message-ID: <20100630145959.GA5100@phenom.dumpdata.com> References: <20100421025903.GA26843@phenom.dumpdata.com> <359195472.20100421104336@eikelenboom.it> <20100622184521.GA4784@phenom.dumpdata.com> <1713253213.20100627193533@eikelenboom.it> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1713253213.20100627193533@eikelenboom.it> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Sander Eikelenboom Cc: Jeremy Fitzhardinge , xen-devel@lists.xensource.com, thomas@schwinge.name List-Id: xen-devel@lists.xenproject.org On Sun, Jun 27, 2010 at 07:35:33PM +0200, Sander Eikelenboom wrote: > Hi Konrad, > > I have tried the 2.6.35-rc3, because i hoped the xhci (usb3) isoc support would be in by now, but it seems nog fully functional yet :(. > On boot i did get this, don't know if it's something with xen-swiotlb of with the xhci since both are in the trace :-) Ah, this is good. It actually does look to be a xen-swiotlb bug. Can you send me your .config file please and thank you for testing this out. FYI, the problem shouldn't affect the running of the system. > [ 1.379534] [] ? smp_call_function_many+0x76/0x1be > [ 1.379543] [] warn_slowpath_common+0x80/0xae > [ 1.379551] [] ? do_flush_tlb_all+0x0/0x61 > [ 1.379558] [] warn_slowpath_null+0x15/0x17 > [ 1.379566] [] smp_call_function_many+0x76/0x1be > [ 1.379573] [] ? do_flush_tlb_all+0x0/0x61 > [ 1.379580] [] ? do_flush_tlb_all+0x0/0x61 > [ 1.379587] [] smp_call_function+0x20/0x24 > [ 1.379594] [] on_each_cpu+0x18/0x57 > [ 1.379601] [] flush_tlb_all+0x17/0x19 > [ 1.379608] [] __purge_vmap_area_lazy+0x128/0x183 > [ 1.379616] [] vm_unmap_aliases+0x162/0x173 > [ 1.379624] [] xen_create_contiguous_region+0x44/0xea > [ 1.379633] [] xen_swiotlb_alloc_coherent+0x6e/0xe2 > [ 1.379640] [] dma_pool_alloc+0x191/0x319