Re: [PATCH 0/10] iommu/vt-d: Fix intel vt-d faults in kdump kernel

2014-12-25 Thread Takao Indoh
On 2014/12/26 15:46, Li, ZhenHua wrote: > Hi Takao Indoh, > > Thank you very much for your testing. I will add your update in next > version. > Also I think a flush for __iommu_update_old_root_entry is also necessary. > > Currently I have no idea about your fault, does it happen before or > durin

Re: [PATCH 0/10] iommu/vt-d: Fix intel vt-d faults in kdump kernel

2014-12-25 Thread Li, ZhenHua
Hi Takao Indoh, Thank you very much for your testing. I will add your update in next version. Also I think a flush for __iommu_update_old_root_entry is also necessary. Currently I have no idea about your fault, does it happen before or during its loading? Could you send me your full kernel log as

Re: [PATCH 0/10] iommu/vt-d: Fix intel vt-d faults in kdump kernel

2014-12-25 Thread Takao Indoh
Hi Zhen-Hua, I tested your patch and found two problems. [1] Kenel panic occurs during 2nd kernel boot. ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 Kernel panic - not syncing: timer doesn't work through Interrupt-remapped IO-APIC CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.18.0 #25 Har

Re: [PATCH 1/2] drivers: Move iommu/ before gpu/ in Makefile

2014-12-25 Thread Linus Torvalds
On Tue, Dec 23, 2014 at 4:09 AM, Oded Gabbay wrote: > Hello Linus, > Dave Airlie asked me to send this patch to you for review. I'm not entirely happy about the fix, since we generally *should* order things by the different init-levels, but we've done the link order thing before, and I guess it's

Re: [Bug 90311] New: Hibernate failure with intel_iommu

2014-12-25 Thread Bjorn Helgaas
[+cc Alex, linux-pci, iommu] On Thu, Dec 25, 2014 at 12:13 PM, wrote: > https://bugzilla.kernel.org/show_bug.cgi?id=90311 > > Bug ID: 90311 >Summary: Hibernate failure with intel_iommu >Product: Drivers >Version: 2.5 > Kernel Version: 3.18.1 >

Re: [PATCH 0/2] Change order of linkage in kernel makefiles for amdkfd

2014-12-25 Thread Thierry Reding
On Mon, Dec 22, 2014 at 01:07:13PM +0200, Oded Gabbay wrote: > This small patch-set, was created to solve the bug described at > https://bugzilla.kernel.org/show_bug.cgi?id=89661 (Kernel panic when > trying use amdkfd driver on Kaveri). It replaces the previous patch-set > called > [PATCH 0/3]