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Message-ID: <39a9b28c-2792-45ce-a8c6-1703cab0f2de@ghiti.fr>
Date: Fri, 31 May 2024 15:37:37 +0200
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Subject: Re: [PATCH 7/7] riscv: Add qspinlock support based on Zabha extension
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To: Andrea Parri <parri.andrea@gmail.com>,
 Alexandre Ghiti <alexghiti@rivosinc.com>
Cc: Jonathan Corbet <corbet@lwn.net>, Paul Walmsley
 <paul.walmsley@sifive.com>, Palmer Dabbelt <palmer@dabbelt.com>,
 Albert Ou <aou@eecs.berkeley.edu>, Peter Zijlstra <peterz@infradead.org>,
 Ingo Molnar <mingo@redhat.com>, Will Deacon <will@kernel.org>,
 Waiman Long <longman@redhat.com>, Boqun Feng <boqun.feng@gmail.com>,
 Arnd Bergmann <arnd@arndb.de>, Leonardo Bras <leobras@redhat.com>,
 Guo Ren <guoren@kernel.org>, linux-doc@vger.kernel.org,
 linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
 linux-arch@vger.kernel.org
References: <20240528151052.313031-1-alexghiti@rivosinc.com>
 <20240528151052.313031-8-alexghiti@rivosinc.com> <ZlZ8/Nv3QS99AgY9@andrea>
From: Alexandre Ghiti <alex@ghiti.fr>
In-Reply-To: <ZlZ8/Nv3QS99AgY9@andrea>
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Hi Andrea,

On 29/05/2024 02:55, Andrea Parri wrote:
>> +	select ARCH_USE_QUEUED_SPINLOCKS if TOOLCHAIN_HAS_ZABHA
> IIUC, we should make sure qspinlocks run with ARCH_WEAK_RELEASE_ACQUIRE,
> perhaps a similar select for the latter?  (not a kconfig expert)


Where did you see this dependency? And if that is really a dependency of 
qspinlocks, shouldn't this be under CONFIG_QUEUED_SPINLOCKS? (not a 
Kconfig expert too).


>
>    Andrea
>
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