Re: [Linux-4.19] ThinkPad T470 not booting with "intel_iommu=on"

2018-10-18 Thread Sedat Dilek
On Thu, Oct 18, 2018 at 9:06 AM Lu Baolu wrote: > > Hi, > > On 10/18/18 2:52 PM, Sedat Dilek wrote: > > On Tue, Oct 16, 2018 at 8:37 AM Lu Baolu wrote: > >> > >> Hi Sedat, > >> > >> Sorry for late reply. > >> > >> Do you st

Re: [Linux-4.19] ThinkPad T470 not booting with "intel_iommu=on"

2018-10-16 Thread Sedat Dilek
Looked through my personal notes when I played with Intel-IOMMU and found this useful web-link: VFIO tips and tricks: "Intel-IOMMU: enabled": It doesn't mean what you think it means (see [1]). - Sedat - [1] https://vfio.blogspot.com/2016/09/intel-iommu-enabled-it-doesnt-mean-what.html _

Re: [Linux-4.19] ThinkPad T470 not booting with "intel_iommu=on"

2018-10-16 Thread Sedat Dilek
On Tue, Oct 16, 2018 at 10:03 AM Lu Baolu wrote: > > Hi, > > On 10/16/18 3:56 PM, Sedat Dilek wrote: > > On Tue, Oct 16, 2018 at 8:37 AM Lu Baolu wrote: > >> > >> Hi Sedat, > >> > >> Sorry for late reply. > >> > >> Do you st

Re: [Linux-4.19] ThinkPad T470 not booting with "intel_iommu=on"

2018-10-16 Thread Sedat Dilek
logs? [1] recommends to check... root@iniza:~# find /sys | grep dmar Shall I re-check with Linux v4.19-rc8? Thanks in advance. Regards, - Sedat - [1] https://stackoverflow.com/questions/44286683/check-for-iommu-support-on-linux [2] https://www.kernel.org/doc/Documentation/Intel-IOMMU.txt > Best

Re: [Linux-4.19] ThinkPad T470 not booting with "intel_iommu=on"

2018-09-27 Thread Sedat Dilek
On Wed, Sep 26, 2018 at 8:52 AM, Sedat Dilek wrote: > On Tue, Sep 25, 2018 at 7:01 PM, Jordan Glover > wrote: >> ‐‐‐ Original Message ‐‐‐ >> On Tuesday, September 25, 2018 1:57 PM, Joerg Roedel wrote: >> >>> Lu, >>> >>> can you please

Re: [Linux-4.19] ThinkPad T470 not booting with "intel_iommu=on"

2018-09-25 Thread Sedat Dilek
On Tue, Sep 25, 2018 at 7:01 PM, Jordan Glover wrote: > ‐‐‐ Original Message ‐‐‐ > On Tuesday, September 25, 2018 1:57 PM, Joerg Roedel wrote: > >> Lu, >> >> can you please have a look at this problem? >> >> On Wed, Sep 05, 2018 at 02:04:38PM +02

Linux 4.19-rc5: Missing iommu fix

2018-09-24 Thread Sedat Dilek
Hi Greg, thanks and congrats for this release. Me and several other people have an issue with "intel_iommu=on" (see [1]) and a patch is pending in [2]. Unfortunately, it is not in linux-iommu Git. Hope this will soon happen. Just want to inform you and let people know if they have a similiar pro

Re: [Linux-4.19] ThinkPad T470 not booting with "intel_iommu=on"

2018-09-24 Thread Sedat Dilek
On Sat, Sep 22, 2018 at 5:58 PM, Sedat Dilek wrote: > On Sat, Sep 22, 2018 at 1:40 PM, Jordan Glover > wrote: >> Hi, >> >> This is already reported at: >> https://bugs.freedesktop.org/show_bug.cgi?id=107783 >> >> There is also patch posted which fi

Re: [Linux-4.19] ThinkPad T470 not booting with "intel_iommu=on"

2018-09-22 Thread Sedat Dilek
ly that patch wasn't merged yet for unknown reasons. > Patch "[v2,1/1] iommu/vt-d: Handle memory shortage on pasid table allocation" fixes the issue for me. Tested-by: Sedat Dilek Thanks, Jordan. Regards, - Sedat - ___ iommu mailin

Re: [Linux-4.19] ThinkPad T470 not booting with "intel_iommu=on"

2018-09-20 Thread Sedat Dilek
On Wed, Sep 5, 2018 at 2:04 PM, Sedat Dilek wrote: > Hi Joerg, > > "intel_ioomu=on" was working fine here on my ThinkPad T470 with > debian/testing AMD64 with Linux v4.17.y and v4.18.y. > > With testing Linux v4.19-rc1 and v4.19-rc2 my machine is not booting - > bl