linux-kernel - Re: [PATCH v5 09/13] asm-generic: ticket-lock: Reuse arch_spinlock

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Message-ID: <20240821-e350a1485008ee3263fae985@orel>
Date: Wed, 21 Aug 2024 16:28:30 +0200
From: Andrew Jones <ajones@...tanamicro.com>
To: Alexandre Ghiti <alexghiti@...osinc.com>
Cc: Jonathan Corbet <corbet@....net>, 
	Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>, 
	Albert Ou <aou@...s.berkeley.edu>, Conor Dooley <conor@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Andrea Parri <parri.andrea@...il.com>, 
	Nathan Chancellor <nathan@...nel.org>, Peter Zijlstra <peterz@...radead.org>, 
	Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>, Waiman Long <longman@...hat.com>, 
	Boqun Feng <boqun.feng@...il.com>, Arnd Bergmann <arnd@...db.de>, 
	Leonardo Bras <leobras@...hat.com>, Guo Ren <guoren@...nel.org>, linux-doc@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org, 
	linux-arch@...r.kernel.org, Guo Ren <guoren@...ux.alibaba.com>
Subject: Re: [PATCH v5 09/13] asm-generic: ticket-lock: Reuse arch_spinlock_t
 of qspinlock

On Sun, Aug 18, 2024 at 08:35:34AM GMT, Alexandre Ghiti wrote:
> From: Guo Ren <guoren@...ux.alibaba.com>
> 
> The arch_spinlock_t of qspinlock has contained the atomic_t val, which
> satisfies the ticket-lock requirement. Thus, unify the arch_spinlock_t
> into qspinlock_types.h. This is the preparation for the next combo
> spinlock.
> 
> Reviewed-by: Leonardo Bras <leobras@...hat.com>
> Suggested-by: Arnd Bergmann <arnd@...db.de>
> Link: https://lore.kernel.org/linux-riscv/CAK8P3a2rnz9mQqhN6-e0CGUUv9rntRELFdxt_weiD7FxH7fkfQ@mail.gmail.com/
> Signed-off-by: Guo Ren <guoren@...nel.org>
> Signed-off-by: Guo Ren <guoren@...ux.alibaba.com>
> Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
> ---
>  include/asm-generic/spinlock.h       | 14 +++++++-------
>  include/asm-generic/spinlock_types.h | 12 ++----------
>  2 files changed, 9 insertions(+), 17 deletions(-)
>

Reviewed-by: Andrew Jones <ajones@...tanamicro.com>