From: will.deacon@arm.com (Will Deacon)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/7] io-64-nonatomic: Add relaxed accessor variants
Date: Mon, 25 Apr 2016 17:11:01 +0100 [thread overview]
Message-ID: <20160425161101.GC2122@arm.com> (raw)
In-Reply-To: <4658440.AyDy7GFvoa@wuerfel>
On Mon, Apr 25, 2016 at 05:41:21PM +0200, Arnd Bergmann wrote:
> On Monday 25 April 2016 16:28:01 Robin Murphy wrote:
> > >>>
> > >>> We _could_ - indeed I started doing that, but then decided that the
> > >>> obfuscation of horrible macro-templated functions wasn't worth saving a
> > >>> couple of hundred bytes in some code that isn't exactly difficult to
> > >>> maintain and has needed touching once in 4 years.
> > >>>
> > >>> If you did want to go down the macro route, I may as well also generate both
> > >>> lo-hi and hi-lo headers all from a single template, it'd be really clever...
> > >>> <alarm bells>
> > >>
> > >> I certainly wasn't suggesting any more than the obvious macroisation,
> > >> but I'll leave it up to Arnd, as I think this falls on his lap.
> > >
> > > I'd prefer the open-coded variant as well.
> >
> > By that, do you mean sticking with the smmu_writeq() implementation in
> > the driver and dropping this patch, or merging this patch as-is without
> > further macro-magic?
> >
>
> Sorry, that was really ambiguous on my end. I meant leaving patch 4/7
> as it is in the version you posted.
I'm happy with that. Could I have your ack, so that I can queue it with
the related SMMU patches, please?
Will
next prev parent reply other threads:[~2016-04-25 16:11 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-13 17:12 [PATCH 0/7] arm-smmu: Implementation and context format differentiation Robin Murphy
2016-04-13 17:12 ` [PATCH 1/7] iommu/arm-smmu: Differentiate specific implementations Robin Murphy
2016-04-13 21:15 ` Chalamarla, Tirumalesh
2016-04-13 17:12 ` [PATCH 2/7] iommu/arm-smmu: Convert ThunderX workaround to new method Robin Murphy
2016-04-13 21:16 ` Chalamarla, Tirumalesh
2016-04-13 17:12 ` [PATCH 3/7] iommu/arm-smmu: Work around MMU-500 prefetch errata Robin Murphy
2016-04-21 16:15 ` Will Deacon
2016-04-21 16:16 ` Will Deacon
2016-04-13 17:13 ` [PATCH 4/7] io-64-nonatomic: Add relaxed accessor variants Robin Murphy
2016-04-21 16:18 ` Will Deacon
2016-04-22 17:08 ` Robin Murphy
2016-04-25 13:32 ` Will Deacon
2016-04-25 15:21 ` Arnd Bergmann
2016-04-25 15:28 ` Robin Murphy
2016-04-25 15:41 ` Arnd Bergmann
2016-04-25 16:11 ` Will Deacon [this message]
2016-04-25 16:11 ` Arnd Bergmann
2016-04-26 10:38 ` [PATCH v2] " Robin Murphy
2016-04-13 17:13 ` [PATCH 5/7] iommu/arm-smmu: Tidy up 64-bit/atomic I/O accesses Robin Murphy
2016-04-13 17:13 ` [PATCH 6/7] iommu/arm-smmu: Decouple context format from kernel config Robin Murphy
2016-04-21 16:30 ` Will Deacon
2016-04-22 17:38 ` Robin Murphy
2016-04-25 11:02 ` Will Deacon
2016-04-25 13:14 ` Robin Murphy
2016-04-25 13:41 ` Will Deacon
2016-04-25 16:21 ` Robin Murphy
2016-04-28 16:12 ` [PATCH v2] " Robin Murphy
2016-04-13 17:13 ` [PATCH 7/7] iommu/arm-smmu: Support SMMUv1 64KB supplement Robin Murphy
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