Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-09-09 Thread Pavel Machek
On Tue 2020-09-01 13:57:55, Harald Arnesen wrote: > Still (rc3) doesn't work without the three reverts. > > I'm not sure how to proceed, I cannot capture any oops, and see nothing > obvious in any logs. I believe this is the place when you ask Linus for reverts... Best regards,

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-09-01 Thread Harald Arnesen
Still (rc3) doesn't work without the three reverts. I'm not sure how to proceed, I cannot capture any oops, and see nothing obvious in any logs. -- Hilsen Harald ___ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-27 Thread Pavel Machek
Hi! > >> It's a Thinkpad T520. > > > > Oh, so this is a 64-bit machine? Yeah, that patch to flush vmalloc > > ranges won't make any difference on x86-64. > > > > Or are you for some reason running a 32-bit kernel on that thing? Have > > you tried building a 64-bit one (user-space can be 32-bit,

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-26 Thread Linus Torvalds
On Wed, Aug 26, 2020 at 1:53 PM Harald Arnesen wrote: > > It's a Thinkpad T520. Oh, so this is a 64-bit machine? Yeah, that patch to flush vmalloc ranges won't make any difference on x86-64. Or are you for some reason running a 32-bit kernel on that thing? Have you tried building a 64-bit one

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-26 Thread Harald Arnesen
Dave Airlie [26.08.2020 22:47]: > On Thu, 27 Aug 2020 at 06:44, Harald Arnesen wrote: >> >> Linus Torvalds [26.08.2020 20:04]: >> >> > On Wed, Aug 26, 2020 at 2:30 AM Harald Arnesen wrote: >> >> Somehow related to lightdm or xfce4? However, it is a regression, since >> >> kernel 5.8 works. >> >

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-26 Thread Dave Airlie
On Thu, 27 Aug 2020 at 06:44, Harald Arnesen wrote: > > Linus Torvalds [26.08.2020 20:04]: > > > On Wed, Aug 26, 2020 at 2:30 AM Harald Arnesen wrote: > >> Somehow related to lightdm or xfce4? However, it is a regression, since > >> kernel 5.8 works. > > Yeah, apparently there's something else

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-26 Thread Harald Arnesen
Linus Torvalds [26.08.2020 20:04]: > On Wed, Aug 26, 2020 at 2:30 AM Harald Arnesen wrote: >> Somehow related to lightdm or xfce4? However, it is a regression, since >> kernel 5.8 works. > Yeah, apparently there's something else wrong with the relocation changes too. > > That said, does that

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-26 Thread Linus Torvalds
On Wed, Aug 26, 2020 at 2:30 AM Harald Arnesen wrote: > > Somehow related to lightdm or xfce4? However, it is a regression, since > kernel 5.8 works. Yeah, apparently there's something else wrong with the relocation changes too. That said, does that patch at

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-26 Thread Harald Arnesen
Harald Arnesen [26.08.2020 10:36]: > I was wrong about ssh working. The whole machine locks up when X starts. > > A strange thing, sometimes I can log in from lightdm before it locks up, > sometimes I cannot even use the login screen. Timing related? > > If I don't start X, console login seems

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-26 Thread Harald Arnesen
Linus Torvalds [25.08.2020 20:19]: > On Tue, Aug 25, 2020 at 9:32 AM Harald Arnesen wrote: >> >> > For posterity, I'm told the fix is [1]. >> > >> > [1] >> > https://lore.kernel.org/intel-gfx/20200821123746.16904-1-j...@8bytes.org/ >> >> Doesn't fix it for me. As soon as I start XFCE, the mouse

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-25 Thread Harald Arnesen
Linus Torvalds [25.08.2020 20:19]: >> Doesn't fix it for me. As soon as I start XFCE, the mouse and keyboard >> freeezes. I can still ssh into the machine >> >> The three reverts (763fedd6a216, 7ac2d2536dfa and 9e0f9464e2ab) fixes >> the bug for me. > Do you get any oops or other indication of

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-25 Thread Linus Torvalds
On Tue, Aug 25, 2020 at 9:32 AM Harald Arnesen wrote: > > > For posterity, I'm told the fix is [1]. > > > > [1] > > https://lore.kernel.org/intel-gfx/20200821123746.16904-1-j...@8bytes.org/ > > Doesn't fix it for me. As soon as I start XFCE, the mouse and keyboard > freeezes. I can still ssh

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-25 Thread Harald Arnesen
Jani Nikula [25.08.2020 11:55]: > On Fri, 21 Aug 2020, Pavel Machek wrote: >> On Thu 2020-08-20 09:16:18, Linus Torvalds wrote: >>> On Thu, Aug 20, 2020 at 2:23 AM Pavel Machek wrote: >>> > >>> > Yes, it seems they make things work. (Chris asked for new patch to be >>> > tested, so I am

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-25 Thread Jani Nikula
On Fri, 21 Aug 2020, Pavel Machek wrote: > On Thu 2020-08-20 09:16:18, Linus Torvalds wrote: >> On Thu, Aug 20, 2020 at 2:23 AM Pavel Machek wrote: >> > >> > Yes, it seems they make things work. (Chris asked for new patch to be >> > tested, so I am switching to his kernel, but it survived longer

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-21 Thread Pavel Machek
On Thu 2020-08-20 09:16:18, Linus Torvalds wrote: > On Thu, Aug 20, 2020 at 2:23 AM Pavel Machek wrote: > > > > Yes, it seems they make things work. (Chris asked for new patch to be > > tested, so I am switching to his kernel, but it survived longer than > > it usually does.) > > Ok, so at worst

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-20 Thread Linus Torvalds
On Thu, Aug 20, 2020 at 2:23 AM Pavel Machek wrote: > > Yes, it seems they make things work. (Chris asked for new patch to be > tested, so I am switching to his kernel, but it survived longer than > it usually does.) Ok, so at worst we know how to solve it, at best the reverts won't be needed

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-20 Thread Pavel Machek
Hi! > > I think there's been some discussion about reverting that change for > > other reasons, but it's quite likely the culprit. > > Hmm. It reverts cleanly, but the end result doesn't work, because of > other changes. > > Reverting all of > >763fedd6a216 ("drm/i915: Remove

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-19 Thread Pavel Machek
On Tue 2020-08-18 18:59:27, Linus Torvalds wrote: > On Tue, Aug 18, 2020 at 6:13 PM Dave Airlie wrote: > > > > I think there's been some discussion about reverting that change for > > other reasons, but it's quite likely the culprit. > > Hmm. It reverts cleanly, but the end result doesn't work,

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-19 Thread Pavel Machek
Hi! > > I think there's been some discussion about reverting that change for > > other reasons, but it's quite likely the culprit. > > Hmm. It reverts cleanly, but the end result doesn't work, because of > other changes. > > Reverting all of > >763fedd6a216 ("drm/i915: Remove

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-18 Thread Linus Torvalds
On Tue, Aug 18, 2020 at 6:13 PM Dave Airlie wrote: > > I think there's been some discussion about reverting that change for > other reasons, but it's quite likely the culprit. Hmm. It reverts cleanly, but the end result doesn't work, because of other changes. Reverting all of 763fedd6a216

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-18 Thread Dave Airlie
On Wed, 19 Aug 2020 at 10:38, Linus Torvalds wrote: > > Ping on this? > > The code disassembles to > > 24: 8b 85 d0 fd ff ffmov-0x230(%ebp),%eax > 2a:* c7 03 01 00 40 10movl $0x1041,(%ebx) <-- trapping instruction > 30: 89 43 04 mov%eax,0x4(%ebx) > 33:

Re: [Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-18 Thread Linus Torvalds
Ping on this? The code disassembles to 24: 8b 85 d0 fd ff ffmov-0x230(%ebp),%eax 2a:* c7 03 01 00 40 10movl $0x1041,(%ebx) <-- trapping instruction 30: 89 43 04 mov%eax,0x4(%ebx) 33: 8b 85 b4 fd ff ffmov-0x24c(%ebp),%eax 39: 89 43 08

[Intel-gfx] 5.9-rc1: graphics regression moved from -next to mainline

2020-08-17 Thread Pavel Machek
Hi! After about half an hour of uptime, screen starts blinking on thinkpad x60 and machine becomes unusable. I already reported this in -next, and now it is in mainline. It is 32-bit x86 system. Pavel Aug 17 17:36:04 amd