On Tue, Feb 12, 2019 at 09:45:53AM -0800, Vineet Gupta wrote:
> +CC some folks interested in alignment stuff in the past.
>
> On 2/12/19 9:30 AM, David Laight wrote:
> > From: Vineet Gupta
> >> Sent: 12 February 2019 17:17
> >>
> >> On 2/8/19 2:55 AM, Alexey Brodkin wrote:
> >>> By default ARCH_S
From: Peter Zijlstra
> Sent: 13 February 2019 12:57
...
...
> In the past I've proposed a GCC plugin / checker that would verify the
> alignment requirements against the various allocators.
>
> For instance:
>
> struct foo {
> spinlock_t a;
> int b;
> } __cacheline_aligned;
>
> stru
On Tue, Feb 12, 2019 at 02:24:19PM -0600, Rob Herring wrote:
> Looks like this one isn't a dependency, so I can take it if you want.
Sure, please go ahead.
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On Wed, Feb 13, 2019 at 07:29:31AM +, Lee Jones wrote:
> I would normally have taken this, but I fear it will conflict with
> [PATCH 06/12]. For that reason, just take my:
>
> Acked-by: Lee Jones
Yes, I'll need it for the later patches in the series.
Thanks for the review.
_
On Tue, Feb 12, 2019 at 02:40:23PM -0600, Rob Herring wrote:
> > diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
> > index 3607fd2810e4..f8c66a9472a4 100644
> > --- a/drivers/of/Kconfig
> > +++ b/drivers/of/Kconfig
> > @@ -43,6 +43,7 @@ config OF_FLATTREE
> >
> > config OF_EARLY_FLATTREE
> >
Thanks Catalin and Paul. I've merged this into the dma-mapping
for-next branch.
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On Wed, Feb 13, 2019 at 12:24 PM Christoph Hellwig wrote:
>
> On Tue, Feb 12, 2019 at 02:40:23PM -0600, Rob Herring wrote:
> > > diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
> > > index 3607fd2810e4..f8c66a9472a4 100644
> > > --- a/drivers/of/Kconfig
> > > +++ b/drivers/of/Kconfig
> > > @@
On 2/13/19 4:56 AM, Peter Zijlstra wrote:
>
> Personally I think u64 and company should already force natural
> alignment; but alas.
But there is an ISA/ABI angle here too. e.g. On 32-bit ARC, LDD (load double) is
allowed to take a 32-bit aligned address to load a register pair. Thus all u64
need
