Messages in this thread | | | Date | Thu, 3 Aug 2023 10:50:04 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH v15 3/6] locking/qspinlock: Introduce CNA into the slow path of qspinlock |
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On Wed, Aug 02, 2023 at 07:14:05PM -0400, Guo Ren wrote:
> The pv_ops is belongs to x86 custom frame work, and it prevent other > architectures connect to the CNA spinlock.
static_call() exists as a arch neutral variant of this.
> I'm working on riscv qspinlock on sg2042 64 cores 2/4 NUMA nodes > platforms. Here are the patches about riscv CNA qspinlock: > https://lore.kernel.org/linux-riscv/20230802164701.192791-19-guoren@kernel.org/ > > What's the next plan for this patch series? I think the two-queue design > has satisfied most platforms with two NUMA nodes.
What has been your reason for working on CNA? What lock has been so contended you need this?
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