Re: [git pull] drm fixes

2012-11-21 Thread Linus Torvalds
On Wed, Nov 21, 2012 at 6:34 PM, Dave Airlie wrote: > > its vmware/nouveua/radeon/intel/ttm scattered. Hmm. That's not what I see. I just see nouveau and soem PCI ID addition. > 21 files changed, 108 insertions(+), 31 deletions(-) I get 14 files changed, 70 insertions(+), 21 deletions(-) pr

Re: [git pull] drm fixes

2012-11-28 Thread Linus Torvalds
[ Hmm. For some reason this seems to have never gone out, and was in my drafts folder. If you get it twice, my bad ] On Thu, Nov 22, 2012 at 12:57 AM, Dave Airlie wrote: > > Doh!, yes I picked wrong place to generate report from, okay here is > one corresponding to what you saw, You should never

Re: [git pull] fbcon locking fixes.

2013-01-24 Thread Linus Torvalds
On Thu, Jan 24, 2013 at 4:42 PM, Dave Airlie wrote: > > These patches have been sailing around long enough, waiting for a maintainer > to reappear, so I've decided enough is enough, lockdep is kinda useful to > have. Last this was tried, these patches failed miserably. They caused instant lockd

Re: [git pull] fbcon locking fixes.

2013-01-24 Thread Linus Torvalds
On Thu, Jan 24, 2013 at 5:45 PM, Dave Airlie wrote: > > Okay I've just sent out another fbcon patch to fix the locking harder. > > There was a path going into set_con2fb_path if an fb driver was > already registered, I just pushed the locking out further on anyone > going in there. > > it boots on

Re: 3.5-rc7: nouveau doesn't X on NVC0

2012-09-05 Thread Linus Torvalds
[ This got dropped somehow - it's in my draft folder. The bisection may be irrelevant now: does it work with current git, since we've had some nouveau changes? ] On Tue, Aug 28, 2012 at 8:26 AM, Alexey Dobriyan wrote: > Ping! > > No X for me with 3.6-rc2. Can you possibly bisect it, at least par

Re: [git pull] drm merge for rc1 (part 1)

2012-10-04 Thread Linus Torvalds
On Wed, Oct 3, 2012 at 9:08 PM, Dave Airlie wrote: > > So this pull is for my drm-next-merged branch which is my drm-next branch > merged with your tree, and some fixups applied to the merge. Ok, as usual I actually wanted to do the merge myself despite the annoying conflicts (this *really* is th

Re: Linux 3.7-rc1 (nouveau_bios_score oops).

2012-10-19 Thread Linus Torvalds
Added more appropriate people to this. Added both i915 and nouveau people, since apparently that fine piece of hardware has both. Guys, any ideas? Paweł, could you perhaps get a photo of the oops and post it somewhere? I'm assuming the oops happens early during boot and you never get a usable mac

Re: Linux 3.7-rc1 (nouveau_bios_score oops).

2012-10-19 Thread Linus Torvalds
On Fri, Oct 19, 2012 at 3:41 PM, Martin Peres wrote: > > You must have missed the oops that was attached to the mail: > http://www.spinics.net/lists/kernel/msg1420355.html I did indeed. So never mind about that dmesg request, Paweł ;-p > Paweł, could you try the attached patch please ? Thanks f

Re: Linux 3.7-rc1 (nouveau_bios_score oops).

2012-10-21 Thread Linus Torvalds
On Sun, Oct 21, 2012 at 5:09 AM, Marcin Slusarz wrote: > > This looks like ACPI bug... I'm _shocked_ to hear that firmware would be fragile. Anyway, here's the #1 thing to keep in mind about firmware: - firmware is *always* buggy. It's that simple. Don't expect anything else. Firmware is writ

Re: Linux 3.7-rc1 (nouveau_bios_score oops).

2012-10-21 Thread Linus Torvalds
On Sun, Oct 21, 2012 at 5:49 PM, Marcin Slusarz wrote: > > I know. But this bug is not about broken firmware. It's about Linux kernel > ACPI implementation, which (I think) wrongly interprets ACPI script. Hmm. Len, care to comment? Marcin quoted the AML and our arguments in an earlier thing. I do

Re: Linux 3.4-rc4

2012-04-21 Thread Linus Torvalds
bisection. Linus On Sat, Apr 21, 2012 at 9:07 PM, Nick Bowler wrote: > On 2012-04-21 15:43 -0700, Linus Torvalds wrote: >> But none of it really looks all that scary. It looks like the 3.4 >> release is all on track, but please do holler if you see regressions. > > OK, I'll

Re: [PATCH] mm: Work around Intel SNB GTT bug with some physical pages.

2012-05-08 Thread Linus Torvalds
On Mon, May 7, 2012 at 4:13 PM, Stéphane Marchesin wrote: > > In the end, I came up with the ugly workaround of just leaking the > offending pages in shmem.c. Don't leak it. Instead, add it to some RCU list, and free it using RCU. Or some one-second timer or something. That kind of approach sho

drm/i915 3.5 merge window: gen6_sanitize_pm errors

2012-05-24 Thread Linus Torvalds
These guys seem to be recently introduced: [drm:gen6_sanitize_pm] *ERROR* Power management discrepancy: GEN6_RP_INTERRUPT_LIMITS expected 1700, was 1206 [drm:gen6_sanitize_pm] *ERROR* Power management discrepancy: GEN6_RP_INTERRUPT_LIMITS expected 1707, was 1700 This is on my

Re: [GIT PULL]: dma-buf updates for 3.5

2012-05-25 Thread Linus Torvalds
On Fri, May 25, 2012 at 2:17 AM, Sumit Semwal wrote: > > I am really sorry - I goofed up in the git URL (sent the ssh URL > instead). I was going to send you an acerbic email asking for your private ssh key, but then noticed that you had sent another email with the public version of the git tree.

i915: eDP hot-unplug errors

2012-05-27 Thread Linus Torvalds
Oops. This got sent without the right Cc, and the wrong subject (the people who were *supposed* to be cc'd instead got into the subject line, and the subject line got dropped entirely). Linus On Sun, May 27, 2012 at 4:09 PM, Linus Torvalds wrote: > A new wor

Re: i915: GPU hung (F14, Intel Core i5-670)

2012-05-29 Thread Linus Torvalds
On Mon, May 28, 2012 at 12:06 AM, Chris Wilson wrote: > > No, the i915_error_state had everything I needed to see. It is the old > ddx bug that was hardcoding a maximum relocation address that never > corresponded with an actual hw limit. As soon we try to use memory above > that value, the GPU de

Re: edp backtrace spam on MacBookAir4,1

2012-05-30 Thread Linus Torvalds
On Wed, May 30, 2012 at 1:27 AM, Daniel Vetter wrote: > > Ok, Chris couldn't reproduce this on his mba. Can you please boot with > drm.debug=0xe, reproduce the noise and then attach the full dmesg? Hmm. Now *I* can't reproduce it either. I have updated my system in the meantime, so maybe this is

Re: edp backtrace spam on MacBookAir4,1

2012-05-30 Thread Linus Torvalds
On Wed, May 30, 2012 at 9:00 AM, Daniel Vetter wrote: > > Hm, that's pretty strange that you can't reproduce this any more. We check > this has_edp stuff once at boot and then never touch it again. Actually, I think I just figured out how to reproduce it: try to suspend with the micro-DP <-> VGA

Re: i915: GPU hung (F14, Intel Core i5-670)

2012-05-30 Thread Linus Torvalds
On Wed, May 30, 2012 at 12:42 AM, Daniel Vetter wrote: > > Really, please upgrade your userspace - this is by far not the only bug > fixed since then that can result in a gpu hang. I *can't* upgrade my userpsace. F14 is the last one that has a sane window manager. After that, the gnome3 shit hap

Re: i915: GPU hung (F14, Intel Core i5-670)

2012-05-30 Thread Linus Torvalds
On Wed, May 30, 2012 at 12:25 AM, Chris Wilson wrote: > > You've reported this bug in the past, though maybe on a different machine: It's quite likely the same machine - but in the past it may have happened once per six months or something. Now it happened twice in two days. Li

Re: [git pull] drm intel + exynos fixes

2012-06-08 Thread Linus Torvalds
This breaks things for me. Bisect says: 9e612a008fa7fe493a473454def56aa321479495 is the first bad commit commit 9e612a008fa7fe493a473454def56aa321479495 Author: Chris Wilson Date: Thu May 31 13:08:53 2012 +0100 drm/i915/crt: Do not rely upon the HPD presence pin Whilst most monitors d

Re: [git pull] drm intel + exynos fixes

2012-06-08 Thread Linus Torvalds
On Fri, Jun 8, 2012 at 3:12 PM, Chris Wilson wrote: > > Shock, horror, that's how it is meant to work when we cannot determine > whether or not there is actually an output attached to the VGA. We don't break existing installations. And that existing installation has worked for a long time. You br

Re: [git pull] drm intel + exynos fixes

2012-06-08 Thread Linus Torvalds
On Fri, Jun 8, 2012 at 3:12 PM, Chris Wilson wrote: > > So it falls back to > load-detection, which in your case it cannot do since all the available > pipes are assigned and so it just reports the VGA connection as unknown. Btw, it's a singularly stupid decision to say "Ok, I *know* I

Re: [git pull] drm intel + exynos fixes

2012-06-08 Thread Linus Torvalds
On Fri, Jun 8, 2012 at 3:52 PM, Chris Wilson wrote: > > And that was my point. You were blaming the patch for making you aware > of existing behaviour that results in utter confusion, for as Alex > points out there is no sane way for userspace to handle the unknown > connection status from the det

Re: [git pull] drm gma500 fixes

2012-07-16 Thread Linus Torvalds
On Mon, Jul 16, 2012 at 12:42 PM, Dave Airlie wrote: > > Sorry been travelling and a bit neglectful of some of Alan's > patches, I actually took the three Alan sent me already, exactly because they seemed harmless and I didn't know your schedule. Your pull has a "gma500: Fix frequency detection"

Re: drm_lock()->block_all_signals() is broken

2011-07-12 Thread Linus Torvalds
On Tue, Jul 12, 2011 at 11:15 AM, Oleg Nesterov wrote: > > I tried many times to ask about the supposed behaviour of > block_all_signals() in drm, but it seems nobody can answer. It's always been broken, I think. We've had threads about it before (years and years ago). I'd certainly be willing to

Re: 3.1-rc3-git6: Reported regressions from 3.0

2011-08-28 Thread Linus Torvalds
On Sun, Aug 28, 2011 at 12:35 PM, Dave Jones wrote: > On Sun, Aug 28, 2011 at 08:22:05PM +0200, Rafael J. Wysocki wrote: > >  > Bug-Entry    : http://bugzilla.kernel.org/show_bug.cgi?id=41742 >  > Subject              : duplicate filename  for intel_backlight with the > i915 driver >  > Submitter

Re: [git pull] drm fixes

2011-10-04 Thread Linus Torvalds
On Tue, Oct 4, 2011 at 9:34 AM, Dave Airlie wrote: > > all radeon fixes, one nasty startup crash and/or memory corruption on one > family of radeon hd6450s resulted in a patch to stop setting a bunch of > regs in the drivers and let the BIOS set them correctly, displayport > regression fix, and so

Re: [PULL] drm-intel-fixes (drm/i915 driver)

2011-10-06 Thread Linus Torvalds
On Thu, Sep 29, 2011 at 6:18 PM, Keith Packard wrote: > > Here are three tiny patches, two new bug fixes and one regression fix > that disables FBC on Ironlake and older chips. So I got this error notice at bootup with the current -git tree. Everything seems to work despite it, but I thought I'd

Re: [git pull] drm fixes

2011-11-07 Thread Linus Torvalds
On Mon, Nov 7, 2011 at 5:27 AM, Dave Airlie wrote: > > are available in the git repository at: > >  ssh://people.freedesktop.org/~/linux drm-fixes No they are *not* available there. Fix your pull script already! I mentioned this once earlier, your pull requests are wrong, and point to things tha

Re: Linux 3.2-rc1

2011-11-08 Thread Linus Torvalds
Hmm, I don't know what caused this to trigger, but I'm adding both the i915 people and the HDA people to the cc, and they can fight to the death about this in the HDMI Thunderdome. Guys: One.. Two.. Three.. FIGHT! Linus On Tue, Nov 8, 2011 at 6:55 AM, Nick Bowler wrote: > > Mod

Fwd: [PATCH] i915: Fix bug where screen brightness is not restored

2011-11-15 Thread Linus Torvalds
Email sent to wrong people/list, Linus -- Forwarded message -- From: Alex Davis Date: Tue, Nov 15, 2011 at 12:42 AM Subject: [PATCH] i915: Fix bug where screen brightness is not restored To: "linux-ker...@vger.kernel.org" , "torva...@linux-foundation.org" From: Al

Re: BUG: circular locking dependency detected

2013-01-30 Thread Linus Torvalds
On Thu, Jan 31, 2013 at 9:19 AM, Russell King wrote: > > So... what you seem to be telling me is that 3.9 is going to be a > release which issues lockdep complaints when the console blanks, and > you think that's acceptable? > > Adding Linus and Andrew so they're aware of this issue... Oh, we're

Re: BUG: circular locking dependency detected

2013-01-30 Thread Linus Torvalds
On Thu, Jan 31, 2013 at 11:13 AM, Russell King wrote: > > Which may or may not be a good thing depending how you look at it; it > means that once your kernel blanks, you get a lockdep dump. At that > point you lose lockdep checking for everything else because lockdep > disables itself after the f

Re: Debugging Thinkpad T430s occasional suspend failure.

2013-02-16 Thread Linus Torvalds
On Sat, Feb 16, 2013 at 1:45 PM, Hugh Dickins wrote: > > I hacked around on your PM_TRACE set_magic_time() / read_magic_time() > yesterday, to save an oopsing core kernel ip there, instead of hashed > pm trace info (it makes sense in this case to invert your sequence, > putting the high order into

Re: [git pull] drm merge for 3.9-rc1

2013-02-25 Thread Linus Torvalds
On Mon, Feb 25, 2013 at 4:05 PM, Dave Airlie wrote: > > So up front, this has a massive merge conflict in > drivers/gpu/drm/radeon/evergreen_cs.c I've fixed it up in drm-next-merged > in the same tree, I fixed up some small ordering issues in my merge as > well, however they aren't important if yo

Re: [git pull] drm merge for 3.9-rc1

2013-02-26 Thread Linus Torvalds
On Mon, Feb 25, 2013 at 4:05 PM, Dave Airlie wrote: > > Highlights: > > i915: all over the map, haswell power well enhancements, valleyview macro > horrors cleaned up, killing lots of legacy GTT > code, Lowlight: There's something wrong with i915 DP detection or whatever. I get stuff like this:

Re: [git pull] drm merge for 3.9-rc1

2013-02-26 Thread Linus Torvalds
On Tue, Feb 26, 2013 at 5:39 PM, Linus Torvalds wrote: > > Lowlight: > > [5.710827] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not > signal timeout (has irq: 1)! Oh, forgot to mention - this is my trusty old Westmere chip (aka "Core i5-670", aka Clarkdale, a

Re: [git pull] drm merge for 3.9-rc1

2013-02-26 Thread Linus Torvalds
On Tue, Feb 26, 2013 at 7:30 PM, Dave Airlie wrote: > > If you want to just bump it so Ironlake isn't affected, (patch attached). It works fine 95% of the time and isn't a hard failure when it doesn't, so this isn't critical. I can wait for it to be fixed a while. > Is this external DP monitor o

Re: linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-19 Thread Linus Torvalds
On Fri, Apr 19, 2013 at 2:09 PM, Sedat Dilek wrote: > > I have applied all three patches and see still call-traces. > New are apparmor related messages. Can you try the crazy rcu double-free debug hack? See https://lkml.org/lkml/2013/3/30/113 and I'm re-attaching the ugly-ass crazy hack pa

Re: linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-19 Thread Linus Torvalds
On Fri, Apr 19, 2013 at 3:34 PM, Sedat Dilek wrote: > > See attached dmesg. This still has the bug Davidlohr pointed at: >> This looks like what Emmanuel was/is running into: >> https://lkml.org/lkml/2013/3/30/1 you need to move the "IS_ERR()" check before the sem_lock. Linus ___

Re: linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcu related? ]

2013-04-19 Thread Linus Torvalds
On Fri, Apr 19, 2013 at 3:55 PM, Sedat Dilek wrote: > > Davidlohr pointed to this patch (tested the triplet): > > ipc, sem: do not call sem_lock when bogus sma: > https://lkml.org/lkml/2013/3/31/12 > > Is that what you mean? Yup. Linus ___ dri-deve

Re: 3.2-rc2+: Reported regressions from 3.0 and 3.1

2011-11-21 Thread Linus Torvalds
On Mon, Nov 21, 2011 at 1:49 PM, Rafael J. Wysocki wrote: > > Subject    : Simultaneous cat and external keyboard input causing kernel panic > Submitter  : Timo Jyrinki > Date       : 2011-11-03 12:14 > Message-ID : > CAJtFfxmovJHspHHKbvBVc4pw+u5mjGmUejCXEzdV+GqE=jv...@mail.gmail.com > Reference

Re: 3.2-rc2+: Reported regressions from 3.0 and 3.1

2011-11-21 Thread Linus Torvalds
On Mon, Nov 21, 2011 at 1:49 PM, Rafael J. Wysocki wrote: > > Subject    : [3.1 REGRESSION] Commit 5cec93c216db77c45f7ce970d46283bcb1933884 > breaks the Chromium seccomp sandbox > Submitter  : Nix > Date       : 2011-11-14 0:40 > Message-ID : 8762inleno@spindle.srvr.nix > References : http:/

Re: 3.2-rc2+: Reported regressions from 3.0 and 3.1

2011-11-21 Thread Linus Torvalds
On Mon, Nov 21, 2011 at 1:49 PM, Rafael J. Wysocki wrote: > > Subject    : hugetlb oops on 3.1.0-rc8-devel > Submitter  : Andy Lutomirski > Date       : 2011-11-01 22:20 > Message-ID : > calcetrw1mpvcz2to5roaz1r6vnno+srhr-dha6_pkri2qic...@mail.gmail.com > References : http://marc.info/?l=linux-k

Re: 3.2-rc2+: Reported regressions from 3.0 and 3.1

2011-11-21 Thread Linus Torvalds
On Mon, Nov 21, 2011 at 1:49 PM, Rafael J. Wysocki wrote: > > Subject    : lockdep warning after aa6afca5bcab: "proc: fix races against > execve() of /proc/PID/fd**" > Submitter  : Ari Savolainen > Date       : 2011-11-08 3:47 > Message-ID : > caebykaxyzefhtgwmm2afawq2saxyuo_yptnw+6avwscoysc...

Re: 3.2-rc2+: Reported regressions from 3.0 and 3.1

2011-11-21 Thread Linus Torvalds
On Mon, Nov 21, 2011 at 1:49 PM, Rafael J. Wysocki wrote: > > Subject    : [3.1-rc8 REGRESSION] sky2 hangs machine on turning off or > suspending > Submitter  : Rafał Miłecki > Date       : 2011-11-09 11:46 > Message-ID : > CACna6ryTdLcWVYgHu=_mrfga1sfivpe_dyzoy-hmmkggkwa...@mail.gmail.com > Re

Re: [git pull] drm fixes

2011-12-06 Thread Linus Torvalds
On Tue, Dec 6, 2011 at 8:21 AM, Dave Airlie wrote: > > 3 fixes, one for an ongoing Intel VT-d/Ironlake GPU that I've been > testing, and one kexec fix from Jerome for an issue reported on the list > where the gpu writeback engines need to be switched off, along with a > trivial fix from Alex. Qui

Re: [git pull] drm fixes

2011-12-06 Thread Linus Torvalds
On Tue, Dec 6, 2011 at 8:36 AM, Dave Airlie wrote: > > Well I do care about kexec but only due to being forced into caring > about it for a certain enterprise distro that uses it a lot, so maybe > I was a bit biased in this case, and I dislike random memory > corruptions due to my subsystem even i

Re: [PATCH 0/2]: drm/i915: Disable RC6 and semaphores on SNB *again*

2011-12-26 Thread Linus Torvalds
On Mon, Dec 26, 2011 at 5:02 PM, Keith Packard wrote: > This leaves them enabled on IVB, but disables them on SNB as we've > discovered (yet again) that there are hardware combinations that > simply cannot run with them. Oh well. Applied, Linus ___

Re: [git pull] dma-buf tree

2012-01-08 Thread Linus Torvalds
On Fri, Jan 6, 2012 at 7:06 AM, Dave Airlie wrote: > > Now we've all agreed that the initial implementation is a good baseline > for us to move forward on, but its messy working with others when the core > code is out of tree. So we'd like to merge the core dma-buf code now so we > can all build o

Re: [git pull] drm fixes

2012-01-25 Thread Linus Torvalds
On Wed, Jan 25, 2012 at 11:05 AM, Dave Airlie wrote: > > bunch of regression fixes since TTM rework and radeon initialisation, > modesetting fixes for Alex to fix some black screens on kms start type > issues, and two radeon ACPI fixes that make some laptops no oops on > startup. Does that includ

Re: [PATCH] drm: Reduce the number of retries whilst reading EDIDs

2012-02-23 Thread Linus Torvalds
On Thu, Feb 23, 2012 at 11:52 AM, Chris Wilson wrote: > > i2c retries if sees an EGAIN, drm_do_probe_ddc_edid retries until it > gets a result and *then* drm_do_get_edid retries until it gets a result > it is happy with. All in all, that is a lot of processor intensive > looping in cases where we

Re: [PATCH] drm: Reduce the number of retries whilst reading EDIDs

2012-02-23 Thread Linus Torvalds
On Thu, Feb 23, 2012 at 12:15 PM, Linus Torvalds wrote: > > Sadly, this doesn't seem to make any difference to my case. My xrandr > stays at 0.555s even with this patch. Btw, profiling with call chains seems to say that it all comes from intel_sdvo_get_analog_edid() (a

Re: [PATCH] drm: Reduce the number of retries whilst reading EDIDs

2012-02-23 Thread Linus Torvalds
On Thu, Feb 23, 2012 at 1:36 PM, Eugeni Dodonov wrote: > > Perhaps a stupid question, but does you tree has > http://cgit.freedesktop.org/~airlied/linux/commit/?h=drm-next&id=9292f37e1f5c79400254dca46f83313488093825 > from Dave's drm-next? > > If it has, it would be the 1st time that I see xrandr

Re: [PATCH] drm, gma500: Fix Cedarview boot failures in 3.3-rc

2012-03-05 Thread Linus Torvalds
On Mon, Mar 5, 2012 at 6:22 AM, Alan Cox wrote: > From: Alan Cox > > [Resending with correct address for Linus] Should I take this directly, or is there a pending DRM pull that will contain this? Linus ___ dri-devel mailing list d

Re: [git pull] drm gma500 fix

2012-03-05 Thread Linus Torvalds
On Mon, Mar 5, 2012 at 10:57 AM, Dave Airlie wrote: > >  git://people.freedesktop.org/~airlied/linux drm-fixes Hmm. Is freedesktop.org having trouble? I got fatal: unable to connect to people.freedesktop.org: people.freedesktop.org[0: 131.252.210.176]: errno=Connection refused and an the t

Re: [git pull] drm gma500 fix

2012-03-05 Thread Linus Torvalds
On Mon, Mar 5, 2012 at 2:36 PM, Keith Packard wrote: > <#part sign=pgpmime> > On Mon, 5 Mar 2012 14:09:13 -0800, Linus Torvalds > wrote: >> Hmm. Is freedesktop.org having trouble? > > ECC memory errors -- we're moving this stuff to a new machine as quickly >

i915 modeset memory corruption issues? (Fwd: Oops in ext3_block_to_path.isra.40+0x26/0x11b)

2012-03-16 Thread Linus Torvalds
Guys, I don't know if these kinds of things have been forwarded to you, but there's apparently been several things like this going on - with the finger pointing to the i915 driver apparently clearing random memory. Often the end result seems to be list corruption or a NULL pointer dereference in t

Re: i915 modeset memory corruption issues? (Fwd: Oops in ext3_block_to_path.isra.40+0x26/0x11b)

2012-03-16 Thread Linus Torvalds
On Fri, Mar 16, 2012 at 3:52 PM, Keith Packard wrote: > > We had a theory about hibernation -- unflushed FB writes that go astray > when the pages underneath the GTT get reassigned when switching from the > boot kernel to the resumed kernel. Well, even without hibernation, one theory was about th

Re: i915 modeset memory corruption issues? (Fwd: Oops in ext3_block_to_path.isra.40+0x26/0x11b)

2012-03-17 Thread Linus Torvalds
On Sat, Mar 17, 2012 at 1:23 PM, Dave Airlie wrote: > > I did however get a flashback in google to this: > > http://lists.fedoraproject.org/pipermail/scm-commits/2010-July/456636.html > > Linus don't think we ever did work out why that worked, I wonder if we > lost something after that. Hmm. Mayb

Re: i915 modeset memory corruption issues? (Fwd: Oops in ext3_block_to_path.isra.40+0x26/0x11b)

2012-03-17 Thread Linus Torvalds
On Sat, Mar 17, 2012 at 3:09 PM, Hugh Dickins wrote: > > I've got to go out for an hour: I'll digest more and think more about > this when I get back.  If someone could explain the original problem > with _MOVABLE, that would help me: I do not believe we actually ever uncovered the original probl

Re: [git pull] drm main pull for 3.4-rc1

2012-03-22 Thread Linus Torvalds
On Wed, Mar 21, 2012 at 3:47 AM, Dave Airlie wrote: > > (oh and any warnings you see in i915 are gcc's fault from what anyone can > see). Christ those are annoying. Has anybody contacted the gcc people about this? Linus ___ dri-deve

Re: [git pull] drm main pull for 3.4-rc1

2012-03-24 Thread Linus Torvalds
Btw, I think this came in through the DRM merge: ERROR: "mdfld_set_brightness" [drivers/gpu/drm/gma500/gma500_gfx.ko] undefined! make[1]: *** [__modpost] Error 1 make: *** [modules] Error 2 this is just "make ARCH=i386" with allmodconfig. Linus On Wed, Mar 21, 2012

Re: [git pull] drm for 2.6.35-rc1 (revised)

2010-05-21 Thread Linus Torvalds
Grrr. Not well tested. On x86, I get several warnings like this: drivers/video/fbmem.c: In function ‘fb_do_apertures_overlap’: drivers/video/fbmem.c:1494: warning: format ‘%llx’ expects type ‘long long unsigned int’, but argument 2 has type ‘resource_size_t’ Please fix. And ple

Re: [git pull] drm for 2.6.35-rc1 (revised)

2010-05-21 Thread Linus Torvalds
On Sat, 22 May 2010, Stephen Rothwell wrote: > > That being said, I did not get the mentioned warning for either an i386 > or x86_64 allmodconfig build - I wonder why not? Compiler differences? > Config differences? (See > http://kisskb.ellerman.id.au/kisskb/buildresult/2617918/ and > http://ki

Re: [git pull] drm fixes

2010-06-07 Thread Linus Torvalds
On Mon, 7 Jun 2010, Dave Airlie wrote: > > 3 regressions fixes, one radeon loading on IGP, one i865 loading, one and > an evergreen userspace interaction workaround. This is: 26 files changed, 372 insertions(+), 66 deletions(-) and there are apparently several reports of known probl

Re: [git pull] drm fixes

2010-06-07 Thread Linus Torvalds
On Mon, 7 Jun 2010, Al Viro wrote: > > Ho-hum... Speaking of which, what about leak fixes? There's a long-standing > in-core inode leak in jffs2; basically, if you fail directory modification > in symlink() et.al., you get a leaked inode and whinge at umount. Found > after -rc1, had been ther

Re: [git pull] drm fixes

2010-06-07 Thread Linus Torvalds
On Tue, 8 Jun 2010, Dave Airlie wrote: > >         26 files changed, 372 insertions(+), 66 deletions(-) > > > > and there are apparently several reports of known problems (the problem > > with modesetting) that isn't even addressed. > > Okay, not sure what the addressed regression you are talki

Re: [git pull] drm fixes

2010-06-07 Thread Linus Torvalds
On Tue, 8 Jun 2010, Dave Airlie wrote: > > Oh the one where I said to the reporter, I've reproduced this, and > will fix it tomorrow when I have proper time and access to my test > machine? > > I didn't think writing a fix in the 5 mins before I left the test > machine and sending it you was ac

Re: [git pull] drm fixes

2010-06-07 Thread Linus Torvalds
On Mon, 7 Jun 2010, David Woodhouse wrote: > > The fix is fairly trivial. There's a "big" patch to fs/jffs2/dir.c which > accounts for the bulk of my pull request, but if you look harder you'll > see it's mostly just a bunch of removing 'return ret;' and adding > 'goto fail;' so the error clean

Re: [git pull] drm fixes

2010-06-07 Thread Linus Torvalds
On Mon, 7 Jun 2010, Al Viro wrote: > On Mon, Jun 07, 2010 at 02:17:23PM -0700, Linus Torvalds wrote: > > jffs2_clear_inode(inode); > > > > into > > > > make_bad_inode(inode); > > iput(inode); > > > > and that changelog does

Re: [Bugme-new] [Bug 16488] New: [i915] Framebuffer ID error after suspend/hibernate leading to X crash

2010-08-03 Thread Linus Torvalds
On Tue, Aug 3, 2010 at 12:25 AM, Chris Wilson wrote: > On Mon, 2 Aug 2010 16:55:03 -0700, Andrew Morton > wrote: >> >> (switched to email.  Please respond via emailed reply-to-all, not via the >> bugzilla web interface). >> >> On Sun, 1 Aug 2010 08:55:49 GMT >> bugzilla-dae...@bugzilla.kernel.or

Re: Intel graphics CPU usage - SDVO detect bogosity?

2010-08-15 Thread Linus Torvalds
On Sun, Aug 15, 2010 at 8:30 PM, Dave Airlie wrote: > > At least we should replace mdelay with msleep in those functions. How precise does the timing have to be? I think i2c is self-clocking, so it's ok to see big skews? Becuase msleep() can be off by quite a bit (mdelay can too, but it's _way_ m

Re: Intel graphics CPU usage - SDVO detect bogosity?

2010-08-15 Thread Linus Torvalds
On Sun, Aug 15, 2010 at 9:06 PM, Andy Lutomirski wrote: > > You might be hitting the infamous hotplug storm [1].  The symptoms vary by > kernel version. Hmm. I don't think it's a storm. The drm.debug=4 thing shows things just every 10 seconds. That seems pretty controlled. Of course, it seems to

Re: [git pull] drm fixes

2010-11-12 Thread Linus Torvalds
On Wed, Nov 10, 2010 at 4:24 PM, Dave Airlie wrote: > > I've started taking Chris's pull requests now, so all the intel drm > changes should start coming via my tree always now, unless they are pretty > exceptional or I'm away. Btw, Chris - don't do this: commit 08deebf98783d3de553eed2c9b6b8dc

Re: [git pull] drm fixes

2010-11-12 Thread Linus Torvalds
On Fri, Nov 12, 2010 at 9:21 AM, Chris Wilson wrote: > > My bad, I cherry-picked it from our public drm-intel-next tree and thought > it wise to include the cross-reference to explain the duplication and > merge conflicts and to provide some additional test history into the commit. > Obviously not

Re: [PATCH 0/7] BKL removal follow-up

2010-11-18 Thread Linus Torvalds
On Thu, Nov 18, 2010 at 3:34 PM, Jan Kara wrote: > >  Just for info, UDF BKL removal patches seem to work fine but I want to > give them some final SMP testing on Monday before pushing them to -next. > I'm not sure how much people hurry with disabling the lock so if I should > push them ASAP or wh

Re: [git pull] drm fixes

2010-11-19 Thread Linus Torvalds
On Fri, Nov 19, 2010 at 2:02 AM, Chris Wilson wrote: > > Note it also contains a couple of fluff fallout patches from the recent > drm-fixes rebase. (I thought it would be wise to include any core drm > changes in our testing before sending the request...) F*%^ me, why does drm always have to be

Re: [git pull] drm fixes

2010-11-19 Thread Linus Torvalds
On Fri, Nov 19, 2010 at 12:24 PM, Dave Airlie wrote: > > I also wonder if its partly psychological on your part, if I sent a > number of smaller pull requests rather than queuing up things would > you notice the line count less? If Chris sends things direct to you > instead of me merging them and

Re: [git pull] drm fixes

2010-12-22 Thread Linus Torvalds
On Wed, Dec 22, 2010 at 8:59 AM, Chris Wilson wrote: > On Wed, 22 Dec 2010 17:24:36 +0100, Takashi Iwai wrote: >> The commit 448f53a1ede54eb854d036abf54573281412d650 >>   drm/i915/bios: Reverse order of 100/120 Mhz SSC clocks >> >> causes a regression on a SandyBridge machine here. >> The laptop

Re: [git pull] drm fixes

2010-12-23 Thread Linus Torvalds
On Thu, Dec 23, 2010 at 1:32 AM, Alex Riesen wrote: > On Thu, Dec 23, 2010 at 04:54, Linus Torvalds > wrote: >> Why does that code need to figure out some LVDS clock from the BIOS? >> Why can't the code look at the actual hardware state or similar, since >> presumabl

Re: Linux 2.6.37-rc8 (no fb)

2010-12-29 Thread Linus Torvalds
On Wed, Dec 29, 2010 at 10:21 AM, Randy Dunlap wrote: > > The only significant difference that I can see in the kernel message log > is this: Hmm. I suspect that difference should have gone away with commit 92971021c6328 (Revert "drm: Don't try and disable an encoder that was never enabled"), but

Re: Linux 2.6.37

2011-01-06 Thread Linus Torvalds
On Thu, Jan 6, 2011 at 2:48 AM, Michal Hocko wrote: > > It seems that there is still a regression for intel graphic cards > backlight. One report is https://bugzilla.kernel.org/show_bug.cgi?id=22672. > I can reproduce the problem easily by: > xset dpms force standby; sleep 3s; xset dpms force on >

Re: [git pull] drm for rc1

2011-01-10 Thread Linus Torvalds
On Mon, Jan 10, 2011 at 2:59 PM, Dave Airlie wrote: > Highlights: > core/drivers: add support for high precision vblank timestamps > radeon: pageflipping support, Gen2 PCIE support > nouveau: reworked VRAM and VM support > intel: better ILK/SNB powersaving support, Full GTT support Lowlights: it'

Re: [git pull] drm for rc1

2011-01-11 Thread Linus Torvalds
On Mon, Jan 10, 2011 at 10:06 PM, Jesse Barnes wrote: > > Arg.  It's been ok on my ILK systems, but Chris has found some issues with > out watermarking code iirc; apparently we're underflowing the display FIFO, > causing all sorts of trouble.  If it works before the pull of Dave's tree, > can y

Re: [git pull] drm for rc1

2011-01-11 Thread Linus Torvalds
On Tue, Jan 11, 2011 at 8:01 AM, Linus Torvalds wrote: > > But yes, it worked before pulling Dave's tree, IOW, I haven't seen > this message on this machine before. .. and it's not a fluke. It happened again, and once more while I was away from the machine and the screen

Re: [git pull] drm for rc1

2011-01-11 Thread Linus Torvalds
On Tue, Jan 11, 2011 at 11:12 AM, Jesse Barnes wrote: > > Have you tried reproducing it using xset dpms force off or similar? That doesn't seem to do anything bad. In fact, I think the second time it happened the screen never went black - just the random photo thing was on. But no, forcing the s

Re: [git pull] drm for rc1

2011-01-11 Thread Linus Torvalds
On Tue, Jan 11, 2011 at 11:45 AM, Jesse Barnes wrote: >> >> Maybe the screen just has to be inactive for a longer time: do you do >> some dynamic "let's power things down if nothing is changing"? > > There are some timeouts, the FBC engine will recompress about once > every 15s; the self-refresh t

Re: [git pull] drm for rc1

2011-01-11 Thread Linus Torvalds
On Tue, Jan 11, 2011 at 11:25 AM, Linus Torvalds wrote: > > Maybe the screen just has to be inactive for a longer time: do you do > some dynamic "let's power things down if nothing is changing"? So since this is _almost_ reproducible for me, I tried bisecting it. The

Re: [git pull] drm for rc1

2011-01-11 Thread Linus Torvalds
On Tue, Jan 11, 2011 at 2:16 PM, Linus Torvalds wrote: > > I'll test the merge, but I thought I'd send out this note already at > this point, because I'm pretty sure this is it. Hmm. The merge already has the *ERROR* Hangcheck (together with jerky behavior), so it was

Re: [git pull] drm for rc1

2011-01-11 Thread Linus Torvalds
On Tue, Jan 11, 2011 at 3:20 PM, Christian Borntraeger wrote: > > Now nouveau framebuffer is completely broken on my T61p (01:00.0 VGA > compatible controller: nVidia Corporation G84M [Quadro FX 570M] (rev a1)) > During startup the framebuffer shows only stripes and a blank > screen after suspend

Re: [git pull] drm for rc1

2011-01-11 Thread Linus Torvalds
On Tue, Jan 11, 2011 at 3:01 PM, Linus Torvalds wrote: > > ... I'll test that drm-intel-staging commit. Initial testing _seems_ to confirm that merging drm-intel-staging gets rid of the problem. But I haven't spent a whole lot of time in the screen saver. Will start driving kid

Re: [git pull] drm for rc1

2011-01-12 Thread Linus Torvalds
On Wed, Jan 12, 2011 at 5:32 AM, James Simmons wrote: > > Okay. The nouveau driver also uses the pitch as well. It > really should be using the pitch field from drm_framebuffer instead of the > line_length from fb_fix_screeninfo. This patch is just to make sure this > is the issue. I will submit a

Re: [git pull] drm intel only fixes

2011-01-12 Thread Linus Torvalds
On Tue, Jan 11, 2011 at 10:03 PM, Dave Airlie wrote: > > I'm stuck at home with just my i5 laptop due to the office being shut due > to the ongoing floods. But I've booted and ran this for a few hours and it > seems to be better than the current tree. It contains a couple of patches > to fix DMAR

Re: [git pull] drm intel only fixes

2011-01-12 Thread Linus Torvalds
On Wed, Jan 12, 2011 at 11:46 AM, Jesse Barnes wrote: > > Since I doubt we're actually offloading to our video decode kernels for > Flash video on your machine It's the latest 64-bit beta flash player, so maybe it does use hw acceleration. > it could very well be a memory

Re: [git pull] drm intel only fixes

2011-01-12 Thread Linus Torvalds
On Wed, Jan 12, 2011 at 12:27 PM, Linus Torvalds wrote: > On Wed, Jan 12, 2011 at 11:46 AM, Jesse Barnes > wrote: >> >> Since I doubt we're actually offloading to our video decode kernels for >> Flash video on your machine > > It's the latest 64-bit be

Re: [git pull] drm intel only fixes

2011-01-12 Thread Linus Torvalds
On Wed, Jan 12, 2011 at 1:28 PM, Linus Torvalds wrote: > > Oh, and I'm also seeing corruption on my sandybridge machine. No video > involved, the gdm login screen is already corrupted this way. Similar > odd shifted lines etc, so I'd assume it's related. Hmm. I bi

Re: [git pull] drm intel only fixes

2011-01-12 Thread Linus Torvalds
On Wed, Jan 12, 2011 at 2:22 PM, Jesse Barnes wrote: > > Ah, ok.  So it could be our internal FDI link is underrunning; it goes > between the CPU and PCH and carries display bits. I'm not sure it's an underrun or anything like that: the corruption is long-term in the non-video case. So I take bac

Re: Please revert nouveau.

2011-01-16 Thread Linus Torvalds
On Sun, Jan 16, 2011 at 12:00 PM, Anca Emanuel wrote: > > In 2.6.37-git5 with the revert, the boot screen is changing the resolution. > With this version, it don't. So, can you make a nice report of that - along with 'dmesg' for _both_ cases - to the right people? In this case, that would be at

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