Messages in this thread |  | | From | Heiko Stübner <> | Subject | Re: [PATCH v4 1/7] asm-generic: ticket-lock: New generic ticket-based spinlock | Date | Wed, 04 May 2022 13:57:31 +0200 |
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Am Samstag, 30. April 2022, 17:36:20 CEST schrieb Palmer Dabbelt: > From: Peter Zijlstra <peterz@infradead.org> > > This is a simple, fair spinlock. Specifically it doesn't have all the > subtle memory model dependencies that qspinlock has, which makes it more > suitable for simple systems as it is more likely to be correct. It is > implemented entirely in terms of standard atomics and thus works fine > without any arch-specific code. > > This replaces the existing asm-generic/spinlock.h, which just errored > out on SMP systems. > > Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> > Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
on riscv64+riscv32 qemu, beaglev and d1-nezha
Tested-by: Heiko Stuebner <heiko@sntech.de>
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