From: Andrea Parri <parri.andrea@gmail.com>
To: 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
Subject: Re: [PATCH 7/7] riscv: Add qspinlock support based on Zabha extension
Date: Wed, 29 May 2024 02:55:24 +0200 [thread overview]
Message-ID: <ZlZ8/Nv3QS99AgY9@andrea> (raw)
In-Reply-To: <20240528151052.313031-8-alexghiti@rivosinc.com>
> + 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)
Andrea
WARNING: multiple messages have this Message-ID (diff)
From: Andrea Parri <parri.andrea@gmail.com>
To: 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
Subject: Re: [PATCH 7/7] riscv: Add qspinlock support based on Zabha extension
Date: Wed, 29 May 2024 02:55:24 +0200 [thread overview]
Message-ID: <ZlZ8/Nv3QS99AgY9@andrea> (raw)
In-Reply-To: <20240528151052.313031-8-alexghiti@rivosinc.com>
> + 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)
Andrea
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next prev parent reply other threads:[~2024-05-29 0:55 UTC|newest]
Thread overview: 88+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-28 15:10 [PATCH 0/7] Zacas/Zabha support and qspinlocks Alexandre Ghiti
2024-05-28 15:10 ` Alexandre Ghiti
2024-05-28 15:10 ` [PATCH 1/7] riscv: Implement cmpxchg32/64() using Zacas Alexandre Ghiti
2024-05-28 15:10 ` Alexandre Ghiti
2024-05-28 15:34 ` Conor Dooley
2024-05-28 15:34 ` Conor Dooley
2024-05-29 12:20 ` Alexandre Ghiti
2024-05-29 12:20 ` Alexandre Ghiti
2024-05-30 14:43 ` Conor Dooley
2024-05-30 14:43 ` Conor Dooley
2024-05-28 18:16 ` Andrea Parri
2024-05-28 18:16 ` Andrea Parri
2024-05-28 15:10 ` [PATCH 2/7] riscv: Implement cmpxchg8/16() using Zabha Alexandre Ghiti
2024-05-28 15:10 ` Alexandre Ghiti
2024-05-28 19:31 ` Nathan Chancellor
2024-05-28 19:31 ` Nathan Chancellor
2024-05-29 12:49 ` Alexandre Ghiti
2024-05-29 12:49 ` Alexandre Ghiti
2024-05-29 15:57 ` Nathan Chancellor
2024-05-29 15:57 ` Nathan Chancellor
2024-06-03 15:31 ` Alexandre Ghiti
2024-06-03 15:31 ` Alexandre Ghiti
2024-05-28 23:54 ` Andrea Parri
2024-05-28 23:54 ` Andrea Parri
2024-05-29 12:29 ` Alexandre Ghiti
2024-05-29 12:29 ` Alexandre Ghiti
2024-05-29 12:55 ` Alexandre Ghiti
2024-05-29 12:55 ` Alexandre Ghiti
2024-05-28 15:10 ` [PATCH 3/7] riscv: Implement arch_cmpxchg128() using Zacas Alexandre Ghiti
2024-05-28 15:10 ` Alexandre Ghiti
2024-05-28 15:10 ` [PATCH 4/7] riscv: Implement xchg8/16() using Zabha Alexandre Ghiti
2024-05-28 15:10 ` Alexandre Ghiti
2024-05-28 15:22 ` Conor Dooley
2024-05-28 15:22 ` Conor Dooley
2024-05-29 6:15 ` Alexandre Ghiti
2024-05-29 6:15 ` Alexandre Ghiti
2024-05-28 18:00 ` Andrea Parri
2024-05-28 18:00 ` Andrea Parri
2024-05-29 8:04 ` Alexandre Ghiti
2024-05-29 8:04 ` Alexandre Ghiti
2024-05-28 15:10 ` [PATCH 5/7] asm-generic: ticket-lock: Reuse arch_spinlock_t of qspinlock Alexandre Ghiti
2024-05-28 15:10 ` Alexandre Ghiti
2024-05-28 15:10 ` [PATCH 6/7] asm-generic: ticket-lock: Add separate ticket-lock.h Alexandre Ghiti
2024-05-28 15:10 ` Alexandre Ghiti
2024-05-28 15:10 ` [PATCH 7/7] riscv: Add qspinlock support based on Zabha extension Alexandre Ghiti
2024-05-28 15:10 ` Alexandre Ghiti
2024-05-29 0:55 ` Andrea Parri [this message]
2024-05-29 0:55 ` Andrea Parri
2024-05-31 13:37 ` Alexandre Ghiti
2024-05-31 13:37 ` Alexandre Ghiti
2024-05-31 15:52 ` Andrea Parri
2024-05-31 15:52 ` Andrea Parri
2024-06-01 6:18 ` Guo Ren
2024-06-01 6:18 ` Guo Ren
2024-06-03 0:41 ` Andrea Parri
2024-06-03 0:41 ` Andrea Parri
2024-05-29 9:23 ` Guo Ren
2024-05-29 9:23 ` Guo Ren
2024-05-29 13:03 ` Alexandre Ghiti
2024-05-29 13:03 ` Alexandre Ghiti
2024-05-30 1:54 ` Guo Ren
2024-05-30 1:54 ` Guo Ren
2024-05-30 5:30 ` Alexandre Ghiti
2024-05-30 5:30 ` Alexandre Ghiti
2024-05-31 1:57 ` Guo Ren
2024-05-31 1:57 ` Guo Ren
2024-05-31 6:22 ` Alexandre Ghiti
2024-05-31 6:22 ` Alexandre Ghiti
2024-05-31 6:42 ` Guo Ren
2024-05-31 6:42 ` Guo Ren
2024-06-03 9:21 ` Alexandre Ghiti
2024-06-03 9:21 ` Alexandre Ghiti
2024-06-03 11:11 ` Guo Ren
2024-06-03 11:11 ` Guo Ren
2024-05-31 13:10 ` Guo Ren
2024-05-31 13:10 ` Guo Ren
2024-06-03 9:49 ` Alexandre Ghiti
2024-06-03 9:49 ` Alexandre Ghiti
2024-06-03 11:28 ` Guo Ren
2024-06-03 11:28 ` Guo Ren
2024-06-03 11:34 ` Alexandre Ghiti
2024-06-03 11:34 ` Alexandre Ghiti
2024-06-03 11:44 ` Guo Ren
2024-06-03 11:44 ` Guo Ren
2024-06-03 11:49 ` Alexandre Ghiti
2024-06-03 11:49 ` Alexandre Ghiti
2024-06-03 11:57 ` Guo Ren
2024-06-03 11:57 ` Guo Ren
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