On Fri, Jul 19, 2019 at 09:04:55AM -0700, Nathan Chancellor wrote:
> On Fri, Jul 19, 2019 at 10:23:03AM -0500, Segher Boessenkool wrote:
> > On Thu, Jul 18, 2019 at 08:24:56PM -0700, Nathan Chancellor wrote:
> > > On Mon, Jul 08, 2019 at 11:49:52PM -0700, Nathan Chancellor wrote:
> > > > On Tue, Ju
On Sun, Jul 21, 2019 at 12:58:46AM -0700, Nathan Chancellor wrote:
> I have attached the disassembly of arch/powerpc/kernel/mem.o with
> clear_page (working) and broken_clear_page (broken), along with the side
> by side diff. My assembly knowledge is fairly limited as it stands and
> it is certainl
Hi Nathan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[cannot apply to v5.3-rc1 next-20190719]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
https://github.com/0day-ci/linux/commits/Nat
Hi Segher,
On Sun, Jul 21, 2019 at 01:01:50PM -0500, Segher Boessenkool wrote:
> On Sun, Jul 21, 2019 at 12:58:46AM -0700, Nathan Chancellor wrote:
> > I have attached the disassembly of arch/powerpc/kernel/mem.o with
> > clear_page (working) and broken_clear_page (broken), along with the side
> >
On Mon, Jun 03, 2019 at 03:11:58PM -0700, Nathan Chancellor wrote:
> When building with -Wsometimes-uninitialized, clang warns:
>
> drivers/pci/hotplug/rpaphp_core.c:243:14: warning: variable 'fndit' is
> used uninitialized whenever 'for' loop exits because its condition is
> false [-Wsometimes-un
On Wed, 2019-07-17 at 10:35:24 UTC, "Gautham R. Shenoy" wrote:
> From: "Gautham R. Shenoy"
>
> xive_find_target_in_mask() has the following for(;;) loop which has a
> bug when @first == cpumask_first(@mask) and condition 1 fails to hold
> for every CPU in @mask. In this case we loop forever in th
On Wed, 2019-07-17 at 23:54:37 UTC, Shawn Anastasio wrote:
> The refactor of powerpc DMA functions in commit cc17d780
> ("powerpc/dma: remove dma_nommu_mmap_coherent") incorrectly
> changes the way DMA mappings are handled on powerpc.
> Since this change, all mapped pages are marked as cache-in
On Fri, 2019-07-19 at 05:05:02 UTC, Michael Neuling wrote:
> On systems like P9 powernv where we have no TM (or P8 booted with
> ppc_tm=off), userspace can construct a signal context which still has
> the MSR TS bits set. The kernel tries to restore this context which
> results in the following cra
On Thu, 2019-07-18 at 21:51:54 UTC, =?UTF-8?Q?C=c3=a9dric_Le_Goater?= wrote:
> On 18/07/2019 15:14, Cédric Le Goater wrote:
...
>
> Here is a fix. Could you give it a try on your system ?
>
> Thanks,
>
> C.
>
> >From b6f728ca19a9540c8bf4f5a56991c4e3dab4cf56 Mon Sep 17 00:00:00 2001
> From: =?
On Fri, 2019-07-19 at 05:05:02 UTC, Michael Neuling wrote:
> On systems like P9 powernv where we have no TM (or P8 booted with
> ppc_tm=off), userspace can construct a signal context which still has
> the MSR TS bits set. The kernel tries to restore this context which
> results in the following cra
Michael Ellerman writes:
> On Fri, 2019-07-19 at 05:05:02 UTC, Michael Neuling wrote:
>> On systems like P9 powernv where we have no TM (or P8 booted with
>> ppc_tm=off), userspace can construct a signal context which still has
>> the MSR TS bits set. The kernel tries to restore this context which
Nathan Chancellor writes:
> On Mon, Jun 03, 2019 at 03:11:58PM -0700, Nathan Chancellor wrote:
>> When building with -Wsometimes-uninitialized, clang warns:
>>
>> drivers/pci/hotplug/rpaphp_core.c:243:14: warning: variable 'fndit' is
>> used uninitialized whenever 'for' loop exits because its con
On Sun, Jul 21, 2019 at 07:41:40PM -0700, Nathan Chancellor wrote:
> Hi Segher,
>
> On Sun, Jul 21, 2019 at 01:01:50PM -0500, Segher Boessenkool wrote:
> > On Sun, Jul 21, 2019 at 12:58:46AM -0700, Nathan Chancellor wrote:
> > > 017c clear_user_page:
> > > 17c: 94 21 ff f0
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