From: Will Deacon <will.deacon@arm.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: torvalds@linux-foundation.org, oleg@redhat.com,
paulmck@linux.vnet.ibm.com, benh@kernel.crashing.org,
mpe@ellerman.id.au, npiggin@gmail.com,
linux-kernel@vger.kernel.org, mingo@kernel.org,
stern@rowland.harvard.edu
Subject: Re: [RFC][PATCH 0/5] Getting rid of smp_mb__before_spinlock
Date: Fri, 9 Jun 2017 15:49:38 +0100 [thread overview]
Message-ID: <20170609144938.GP13955@arm.com> (raw)
In-Reply-To: <20170607161501.819948352@infradead.org>
On Wed, Jun 07, 2017 at 06:15:01PM +0200, Peter Zijlstra wrote:
> There was a thread on this somewhere about a year ago, I finally remembered to
> finish this :-)
>
> This series removes two smp_mb__before_spinlock() (ab)users and converts the
> scheduler to use smp_mb__after_spinlock(), which provides more guarantees with
> the same amount of barriers.
For the arm64 bits:
Acked-by: Will Deacon <will.deacon@arm.com>
Will
prev parent reply other threads:[~2017-06-09 14:50 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-07 16:15 [RFC][PATCH 0/5] Getting rid of smp_mb__before_spinlock Peter Zijlstra
2017-06-07 16:15 ` [RFC][PATCH 1/5] mm: Rework {set,clear,mm}_tlb_flush_pending() Peter Zijlstra
2017-06-09 14:45 ` Will Deacon
2017-06-09 18:42 ` Peter Zijlstra
2017-07-28 17:45 ` Peter Zijlstra
2017-08-01 10:31 ` Will Deacon
2017-08-01 12:02 ` Benjamin Herrenschmidt
2017-08-01 12:14 ` Peter Zijlstra
2017-08-01 16:39 ` Peter Zijlstra
2017-08-01 16:44 ` Will Deacon
2017-08-01 16:48 ` Peter Zijlstra
2017-08-01 22:59 ` Peter Zijlstra
2017-08-02 1:23 ` Benjamin Herrenschmidt
2017-08-02 8:11 ` Peter Zijlstra
2017-08-02 8:15 ` Will Deacon
2017-08-02 8:43 ` Will Deacon
2017-08-02 8:51 ` Peter Zijlstra
2017-08-02 9:02 ` Will Deacon
2017-08-02 22:54 ` Benjamin Herrenschmidt
2017-08-02 8:45 ` Peter Zijlstra
2017-08-02 9:02 ` Will Deacon
2017-08-02 9:18 ` Peter Zijlstra
2017-08-02 13:57 ` Benjamin Herrenschmidt
2017-08-02 15:46 ` Peter Zijlstra
2017-08-02 0:17 ` Benjamin Herrenschmidt
2017-08-01 22:42 ` Benjamin Herrenschmidt
2017-06-07 16:15 ` [RFC][PATCH 2/5] locking: Introduce smp_mb__after_spinlock() Peter Zijlstra
2017-06-07 16:15 ` [RFC][PATCH 3/5] overlayfs: Remove smp_mb__before_spinlock() usage Peter Zijlstra
2017-06-07 16:15 ` [RFC][PATCH 4/5] locking: Remove smp_mb__before_spinlock() Peter Zijlstra
2017-06-07 16:15 ` [RFC][PATCH 5/5] powerpc: Remove SYNC from _switch Peter Zijlstra
2017-06-08 0:32 ` Nicholas Piggin
2017-06-08 6:54 ` Peter Zijlstra
2017-06-08 7:29 ` Nicholas Piggin
2017-06-08 7:57 ` Peter Zijlstra
2017-06-08 8:21 ` Nicholas Piggin
2017-06-08 9:54 ` Michael Ellerman
2017-06-08 10:00 ` Nicholas Piggin
2017-06-08 12:45 ` Peter Zijlstra
2017-06-08 13:18 ` Nicholas Piggin
2017-06-08 13:47 ` Peter Zijlstra
2017-06-09 14:49 ` Will Deacon [this message]
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