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From: Guenter Roeck <linux@roeck-us.net>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: Peter Zijlstra <peterz@infradead.org>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	dri-devel@lists.freedesktop.org, linux-mips@vger.kernel.org,
	"James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>,
	Max Filippov <jcmvbkbc@gmail.com>,
	Paul Mackerras <paulus@samba.org>,
	"H. Peter Anvin" <hpa@zytor.com>,
	sparclinux@vger.kernel.org, ira.weiny@intel.com,
	Dan Williams <dan.j.williams@intel.com>,
	Helge Deller <deller@gmx.de>,
	x86@kernel.org, linux-csky@vger.kernel.org,
	Christoph Hellwig <hch@lst.de>, Ingo Molnar <mingo@redhat.com>,
	linux-snps-arc@lists.infradead.org,
	linux-xtensa@linux-xtensa.org, Borislav Petkov <bp@alien8.de>,
	Andy Lutomirski <luto@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	linux-arm-kernel@lists.infradead.org,
	Chris Zankel <chris@zankel.net>,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	linux-parisc@vger.kernel.org, linux-kernel@vger.kernel.org,
	Christian Koenig <christian.koenig@amd.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linuxppc-dev@lists.ozlabs.org,
	"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH] arch/{mips,sparc,microblaze,powerpc}: Don't enable pagefault/preempt twice
Date: Thu, 21 May 2020 15:20:46 -0700
Message-ID: <bdc8dc64-622c-3b0d-1ae1-48222cf34358@roeck-us.net> (raw)
In-Reply-To: <20200521172704.GF23230@ZenIV.linux.org.uk>

On 5/21/20 10:27 AM, Al Viro wrote:
> On Tue, May 19, 2020 at 09:54:22AM -0700, Guenter Roeck wrote:
>> On Mon, May 18, 2020 at 11:48:43AM -0700, ira.weiny@intel.com wrote:
>>> From: Ira Weiny <ira.weiny@intel.com>
>>>
>>> The kunmap_atomic clean up failed to remove one set of pagefault/preempt
>>> enables when vaddr is not in the fixmap.
>>>
>>> Fixes: bee2128a09e6 ("arch/kunmap_atomic: consolidate duplicate code")
>>> Signed-off-by: Ira Weiny <ira.weiny@intel.com>
>>
>> microblazeel works with this patch, as do the nosmp sparc32 boot tests,
>> but sparc32 boot tests with SMP enabled still fail with lots of messages
>> such as:
> 
> BTW, what's your setup for sparc32 boot tests?  IOW, how do you manage to
> shrink the damn thing enough to have the loader cope with it?  I hadn't
> been able to do that for the current mainline ;-/
> 

defconfig seems to work just fine, even after enabling various debug
and file system options.

Guenter

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Thread overview: 58+ 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     ` [PATCH] arch/{mips,sparc,microblaze,powerpc}: " 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
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
2020-05-21 15:14           ` Ira Weiny
2020-05-21 17:27       ` Al Viro
2020-05-21 22:20         ` Guenter Roeck [this message]
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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