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From: David Miller <davem@davemloft.net>
To: will@kernel.org
Cc: linux-kernel@vger.kernel.org, peterz@infradead.org,
	ndesaulniers@google.com, matt@codeblueprint.co.uk,
	sparclinux@vger.kernel.org, kernel-team@android.com,
	tglx@linutronix.de
Subject: Re: [RESEND PATCH 0/4] Rework sparc32 page-table layout
Date: Thu, 14 May 2020 17:41:38 -0700 (PDT)	[thread overview]
Message-ID: <20200514.174138.617083643581260276.davem@davemloft.net> (raw)
In-Reply-To: <20200514072624.GA4280@willie-the-truck>

From: Will Deacon <will@kernel.org>
Date: Thu, 14 May 2020 08:26:24 +0100

> Hi David,
> 
> On Wed, May 13, 2020 at 03:32:26PM -0700, David Miller wrote:
>> From: Will Deacon <will@kernel.org>
>> Date: Tue, 14 Apr 2020 22:40:07 +0100
>> 
>> > This is a reposting of the patch series I sent previously to rework the
>> > sparc32 page-table layout so that 'pmd_t' can be used safely with
>> > READ_ONCE():
>> > 
>> > https://lore.kernel.org/lkml/20200324104005.11279-1-will@kernel.org
>> > 
>> > This is blocking the READ_ONCE() rework, which in turn allows us to
>> > bump the minimum GCC version for building the kernel up to 4.8.
>> 
>> Series applied to sparc-next, thanks Will.
> 
> Thanks, although this was picked up by -tip a couple of days ago [1] since
> the READ_ONCE() rework relies on it to avoid breaking the sparc32 build.
> 
> It's obviously harmless to go in both trees, but if you don't need it for
> anything then you may want to drop these to avoid duplicate commits in
> mainline.
 ...
> [1] https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/log/?h=locking/kcsan

Thanks for the heads up but I'll leave it in the sparc-next tree for now.

WARNING: multiple messages have this Message-ID (diff)
From: David Miller <davem@davemloft.net>
To: will@kernel.org
Cc: linux-kernel@vger.kernel.org, peterz@infradead.org,
	ndesaulniers@google.com, matt@codeblueprint.co.uk,
	sparclinux@vger.kernel.org, kernel-team@android.com,
	tglx@linutronix.de
Subject: Re: [RESEND PATCH 0/4] Rework sparc32 page-table layout
Date: Fri, 15 May 2020 00:41:38 +0000	[thread overview]
Message-ID: <20200514.174138.617083643581260276.davem@davemloft.net> (raw)
In-Reply-To: <20200514072624.GA4280@willie-the-truck>

From: Will Deacon <will@kernel.org>
Date: Thu, 14 May 2020 08:26:24 +0100

> Hi David,
> 
> On Wed, May 13, 2020 at 03:32:26PM -0700, David Miller wrote:
>> From: Will Deacon <will@kernel.org>
>> Date: Tue, 14 Apr 2020 22:40:07 +0100
>> 
>> > This is a reposting of the patch series I sent previously to rework the
>> > sparc32 page-table layout so that 'pmd_t' can be used safely with
>> > READ_ONCE():
>> > 
>> > https://lore.kernel.org/lkml/20200324104005.11279-1-will@kernel.org
>> > 
>> > This is blocking the READ_ONCE() rework, which in turn allows us to
>> > bump the minimum GCC version for building the kernel up to 4.8.
>> 
>> Series applied to sparc-next, thanks Will.
> 
> Thanks, although this was picked up by -tip a couple of days ago [1] since
> the READ_ONCE() rework relies on it to avoid breaking the sparc32 build.
> 
> It's obviously harmless to go in both trees, but if you don't need it for
> anything then you may want to drop these to avoid duplicate commits in
> mainline.
 ...
> [1] https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/log/?h=locking/kcsan

Thanks for the heads up but I'll leave it in the sparc-next tree for now.

  reply	other threads:[~2020-05-15  0:41 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-14 21:40 [RESEND PATCH 0/4] Rework sparc32 page-table layout Will Deacon
2020-04-14 21:40 ` Will Deacon
2020-04-14 21:40 ` [RESEND PATCH 1/4] sparc32: mm: Fix argument checking in __srmmu_get_nocache() Will Deacon
2020-04-14 21:40   ` Will Deacon
2020-04-14 21:40 ` [RESEND PATCH 2/4] sparc32: mm: Restructure sparc32 MMU page-table layout Will Deacon
2020-04-14 21:40   ` Will Deacon
2020-04-14 21:40 ` [RESEND PATCH 3/4] sparc32: mm: Change pgtable_t type to pte_t * instead of struct page * Will Deacon
2020-04-14 21:40   ` Will Deacon
2020-04-14 21:40 ` [RESEND PATCH 4/4] sparc32: mm: Reduce allocation size for PMD and PTE tables Will Deacon
2020-04-14 21:40   ` Will Deacon
2020-05-13 22:32 ` [RESEND PATCH 0/4] Rework sparc32 page-table layout David Miller
2020-05-13 22:32   ` David Miller
2020-05-14  7:26   ` Will Deacon
2020-05-14  7:26     ` Will Deacon
2020-05-15  0:41     ` David Miller [this message]
2020-05-15  0:41       ` David Miller

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