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From: Mike Rapoport <rppt@kernel.org>
To: Guenter Roeck <linux@roeck-us.net>
Cc: Ira Weiny <ira.weiny@intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	"James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>,
	Helge Deller <deller@gmx.de>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	"David S. Miller" <davem@davemloft.net>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	Andy Lutomirski <luto@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Chris Zankel <chris@zankel.net>,
	Max Filippov <jcmvbkbc@gmail.com>,
	Dan Williams <dan.j.williams@intel.com>,
	linux-snps-arc@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org,
	linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org,
	linux-xtensa@linux-xtensa.org, dri-devel@lists.freedesktop.org,
	Christian Koenig <christian.koenig@amd.com>,
	Al Viro <viro@zeniv.linux.org.uk>, Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH] arch/{mips,sparc,microblaze,powerpc}: Don't enable pagefault/preempt twice
Date: Thu, 4 Jun 2020 09:18:05 +0300	[thread overview]
Message-ID: <20200604061805.GA202650@kernel.org> (raw)
In-Reply-To: <3538c8ad-674e-d310-d870-4ef6888092ed@roeck-us.net>

On Wed, Jun 03, 2020 at 04:44:17PM -0700, Guenter Roeck wrote:
> On 6/3/20 2:14 PM, Ira Weiny wrote:
> > On Wed, Jun 03, 2020 at 01:57:36PM -0700, Andrew Morton wrote:
> >> On Thu, 21 May 2020 10:42:50 -0700 Ira Weiny <ira.weiny@intel.com> wrote:
> >>
> >>>>>
> >>>>> Actually it occurs to me that the patch consolidating kmap_prot is odd for
> >>>>> sparc 32 bit...
> >>>>>
> >>>>> Its a long shot but could you try reverting this patch?
> >>>>>
> >>>>> 4ea7d2419e3f kmap: consolidate kmap_prot definitions
> >>>>>
> >>>>
> >>>> That is not easy to revert, unfortunately, due to several follow-up patches.
> >>>
> >>> I have gotten your sparc tests to run and they all pass...
> >>>
> >>> 08:10:34 > ../linux-build-test/rootfs/sparc/run-qemu-sparc.sh 
> >>> Build reference: v5.7-rc4-17-g852b6f2edc0f
> >>>
> >>> Building sparc32:SPARCClassic:nosmp:scsi:hd ... running ......... passed
> >>> Building sparc32:SPARCbook:nosmp:scsi:cd ... running ......... passed
> >>> Building sparc32:LX:nosmp:noapc:scsi:hd ... running ......... passed
> >>> Building sparc32:SS-4:nosmp:initrd ... running ......... passed
> >>> Building sparc32:SS-5:nosmp:scsi:hd ... running ......... passed
> >>> Building sparc32:SS-10:nosmp:scsi:cd ... running ......... passed
> >>> Building sparc32:SS-20:nosmp:scsi:hd ... running ......... passed
> >>> Building sparc32:SS-600MP:nosmp:scsi:hd ... running ......... passed
> >>> Building sparc32:Voyager:nosmp:noapc:scsi:hd ... running ......... passed
> >>> Building sparc32:SS-4:smp:scsi:hd ... running ......... passed
> >>> Building sparc32:SS-5:smp:scsi:cd ... running ......... passed
> >>> Building sparc32:SS-10:smp:scsi:hd ... running ......... passed
> >>> Building sparc32:SS-20:smp:scsi:hd ... running ......... passed
> >>> Building sparc32:SS-600MP:smp:scsi:hd ... running ......... passed
> >>> Building sparc32:Voyager:smp:noapc:scsi:hd ... running ......... passed
> >>>
> >>> Is there another test I need to run?
> >>
> >> This all petered out, but as I understand it, this patchset still might
> >> have issues on various architectures.
> >>
> >> Can folks please provide an update on the testing status?
> > 
> > I believe the tests were failing for Guenter due to another patch set...[1]
> > 
> > My tests with just this series are working.
> > 
> >>From my understanding the other failures were unrelated.[2]
> > 
> > 	<quote Mike Rapoport>
> > 	I've checked the patch above on top of the mmots which already has
> > 	Ira's patches and it booted fine. I've used sparc32_defconfig to build
> > 	the kernel and qemu-system-sparc with default machine and CPU.
> > 	</quote>
> > 
> > Mike, am I wrong?  Do you think the kmap() patches are still causing issues?

sparc32 UP and microblaze work for me with next-20200603, but I didn't
test other architectures. 
 
> For my part, all I can say is that -next is in pretty bad shape right now.
> The summary of my tests says:
> 
> Build results:
> 	total: 151 pass: 130 fail: 21
> Qemu test results:
> 	total: 430 pass: 375 fail: 55
> 
> sparc32 smp images in next-20200603 still crash for me with a spinlock
> recursion.

I think this is because Will's fixes [1] are not yet in -next.

> s390 images hang early in boot. Several others (alpha, arm64,
> various ppc) don't even compile. I can run some more bisects over time,
> but this is becoming a full-time job :-(.
> 
> Guenter

[1] https://lore.kernel.org/lkml/20200526173302.377-1-will@kernel.org
-- 
Sincerely yours,
Mike.

  reply	other threads:[~2020-06-04  6:18 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-07 14:59 [PATCH V3 00/15] Remove duplicated kmap code ira.weiny
2020-05-07 14:59 ` [PATCH V3 01/15] arch/kmap: Remove BUG_ON() ira.weiny
2020-05-07 14:59 ` [PATCH V3 02/15] arch/xtensa: Move kmap build bug out of the way ira.weiny
2020-05-07 14:59 ` [PATCH V3 03/15] arch/kmap: Remove redundant arch specific kmaps ira.weiny
2020-05-07 14:59 ` [PATCH V3 04/15] arch/kunmap: Remove duplicate kunmap implementations ira.weiny
2020-05-07 14:59 ` [PATCH V3 05/15] {x86,powerpc,microblaze}/kmap: Move preempt disable ira.weiny
2020-05-07 14:59 ` [PATCH V3 06/15] arch/kmap_atomic: Consolidate duplicate code ira.weiny
2020-05-07 14:59 ` [PATCH V3 07/15] arch/kunmap_atomic: " ira.weiny
2020-05-16 22:33   ` Guenter Roeck
2020-05-18  3:49     ` Ira Weiny
2020-05-18  4:29       ` Guenter Roeck
2020-05-18 18:11         ` Ira Weiny
2020-05-19  0:03         ` Ira Weiny
2020-05-19  2:50           ` Guenter Roeck
2020-05-19 16:29             ` Ira Weiny
2020-05-18 16:11       ` Guenter Roeck
2020-05-18 18:48   ` [PATCH] arch/{mips,sparc,microblaze,powerpc}: Don't enable pagefault/preempt twice ira.weiny
2020-05-19 16:54     ` Guenter Roeck
2020-05-19 18:40       ` Ira Weiny
2020-05-19 19:42         ` Guenter Roeck
2020-05-20  5:02           ` Ira Weiny
2020-05-20  5:13           ` Ira Weiny
2020-05-21 16:05             ` Guenter Roeck
2020-05-21 17:42               ` Ira Weiny
2020-05-21 22:27                 ` Guenter Roeck
2020-05-21 22:36                   ` Weiny, Ira
2020-06-03 20:57                 ` Andrew Morton
2020-06-03 21:14                   ` Ira Weiny
2020-06-03 23:44                     ` Guenter Roeck
2020-06-04  6:18                       ` Mike Rapoport [this message]
2020-06-04  6:43                         ` Ira Weiny
2020-06-04  6:22                       ` Ira Weiny
2020-06-04  6:37                         ` Mike Rapoport
2020-06-04  6:44                           ` Ira Weiny
2020-06-04  9:38                         ` Guenter Roeck
2020-06-04  9:41                       ` Mike Rapoport
2020-06-04 20:51                         ` Ira Weiny
2020-05-21 15:14           ` Ira Weiny
2020-05-21 17:27       ` Al Viro
2020-05-21 22:20         ` Guenter Roeck
2020-05-21 22:46           ` Al Viro
2020-05-22  0:46             ` Al Viro
2020-05-22  1:11               ` Guenter Roeck
2020-05-22  1:29                 ` Al Viro
2020-05-22  1:35                   ` Al Viro
2020-05-22  2:28                     ` Guenter Roeck
2020-05-07 14:59 ` [PATCH V3 08/15] arch/kmap: Ensure kmap_prot visibility ira.weiny
2020-05-07 14:59 ` [PATCH V3 09/15] arch/kmap: Don't hard code kmap_prot values ira.weiny
2020-05-07 14:59 ` [PATCH V3 10/15] arch/kmap: Define kmap_atomic_prot() for all arch's ira.weiny
2020-05-17 17:37   ` Guenter Roeck
2020-05-18 18:17     ` Ira Weiny
2020-05-07 14:59 ` [PATCH V3 11/15] drm: Remove drm specific kmap_atomic code ira.weiny
2020-05-07 15:00 ` [PATCH V3 12/15] kmap: Remove kmap_atomic_to_page() ira.weiny
2020-05-07 15:00 ` [PATCH V3 13/15] parisc/kmap: Remove duplicate kmap code ira.weiny
2020-05-07 20:52   ` Andrew Morton
2020-05-07 22:50     ` Ira Weiny
2020-05-07 15:00 ` [PATCH V3 14/15] sparc: Remove unnecessary includes ira.weiny
2020-05-07 15:00 ` [PATCH V3 15/15] kmap: Consolidate kmap_prot definitions ira.weiny
2020-05-07 20:53   ` Andrew Morton
2020-05-07 22:51     ` Ira Weiny
2020-05-07 22:52   ` [PATCH V3.1] " ira.weiny

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