Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-07 Thread Yinghai Lu
h 8, 2013 1:54:37 PM >> Subject: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB >> buffer earlier and can't now provide you >> with the DMA bounce buffer >> >> Hi, All >> >> On 3.9-rc1, I load crash kernel with latest kexec-tools

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-07 Thread Yinghai Lu
>>> To: "LKML" vger.kernel.org> >>> Cc: "CAI Qian" >>> Sent: Friday, March 8, 2013 1:54:37 PM >>> Subject: 3.9-rc1: crash kernel panic - not syncing: Can not allocate >>> SWIOTLB buffer earlier and can't now provide you

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-07 Thread WANG Chao
is intended... >> >>> - Original Message - >>>> From: "WANG Chao" >>>> To: "LKML" vger.kernel.org> >>>> Cc: "CAI Qian" >>>> Sent: Friday, March 8, 2013 1:54:37 PM >>>> Subject: 3.9

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-07 Thread Yinghai Lu
On Thu, Mar 7, 2013 at 11:20 PM, WANG Chao wrote: >> >> looks like your system DO have DMAR table, please enable dmar >> remapping in your kernel config. > > I've already got following config: > CONFIG_DMAR_TABLE=y > CONFIG_INTEL_IOMMU=y > CONFIG_IRQ_REMAP=y > > but I don't have intel_iommu=on in

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-07 Thread WANG Chao
On 03/08/2013 03:27 PM, Yinghai Lu wrote: > On Thu, Mar 7, 2013 at 11:20 PM, WANG Chao wrote: >>> >>> looks like your system DO have DMAR table, please enable dmar >>> remapping in your kernel config. >> >> I've already got following config: >> CONFIG_DMAR_TABLE=y >> CONFIG_INTEL_IOMMU=y >> CONFIG

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-07 Thread Yinghai Lu
On Thu, Mar 7, 2013 at 11:33 PM, WANG Chao wrote: > On 03/08/2013 03:27 PM, Yinghai Lu wrote: >> On Thu, Mar 7, 2013 at 11:20 PM, WANG Chao wrote: looks like your system DO have DMAR table, please enable dmar remapping in your kernel config. >>> >>> I've already got following confi

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-07 Thread Takao Indoh
(2013/03/08 16:33), WANG Chao wrote: On 03/08/2013 03:27 PM, Yinghai Lu wrote: On Thu, Mar 7, 2013 at 11:20 PM, WANG Chao wrote: looks like your system DO have DMAR table, please enable dmar remapping in your kernel config. I've already got following config: CONFIG_DMAR_TABLE=y CONFIG_INTEL

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-08 Thread CAI Qian
again... CAI Qian - Original Message - > From: "WANG Chao" > To: "LKML" vger.kernel.org> > Cc: "CAI Qian" > Sent: Friday, March 8, 2013 1:54:37 PM > Subject: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB > buffer earlie

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-08 Thread Yinghai Lu
On Fri, Mar 8, 2013 at 4:12 AM, WANG Chao wrote: >> what is 00:02.0 in your system? > This IOMMU issue is related to https://lkml.org/lkml/2012/11/26/814. We can > discuss this IOMMU issue in that thread. > Anyway 00:02.0 is a video card, the box is Ivy Bridge. > # lspci -s 00:02.0 -v > 00:02.0 V

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-09 Thread Yinghai Lu
[ Add more to To list ] On Fri, Mar 8, 2013 at 10:24 AM, Yinghai Lu wrote: > On Fri, Mar 8, 2013 at 4:12 AM, WANG Chao wrote: > >>> what is 00:02.0 in your system? >> This IOMMU issue is related to https://lkml.org/lkml/2012/11/26/814. We can >> discuss this IOMMU issue in that thread. >> Anyway

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-10 Thread WANG Chao
On 03/09/2013 03:39 AM, Yinghai Lu wrote: > [ Add more to To list ] > > On Fri, Mar 8, 2013 at 10:24 AM, Yinghai Lu wrote: >> On Fri, Mar 8, 2013 at 4:12 AM, WANG Chao wrote: >> what is 00:02.0 in your system? >>> This IOMMU issue is related to https://lkml.org/lkml/2012/11/26/814. We can >

Re: 3.9-rc1: crash kernel panic - not syncing: Can not allocate SWIOTLB buffer earlier and can't now provide you with the DMA bounce buffer

2013-03-11 Thread Konrad Rzeszutek Wilk
On Fri, Mar 08, 2013 at 11:39:51AM -0800, Yinghai Lu wrote: > [ Add more to To list ] > > On Fri, Mar 8, 2013 at 10:24 AM, Yinghai Lu wrote: > > On Fri, Mar 8, 2013 at 4:12 AM, WANG Chao wrote: > > > >>> what is 00:02.0 in your system? > >> This IOMMU issue is related to https://lkml.org/lkml/20