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* [PATCH 0/2] riscv: Rewrite percpu operations and support cmpxchg-local feature
@ 2022-10-26 10:40 Wen Yao
  2022-10-26 10:40 ` [PATCH 1/2] riscv: percpu:Add riscv percpu operations Wen Yao
  2022-10-26 10:40 ` [PATCH 2/2] riscv:kconfig:select HAVE_CMPXCHG_LOCAL Wen Yao
  0 siblings, 2 replies; 7+ messages in thread
From: Wen Yao @ 2022-10-26 10:40 UTC (permalink / raw)
  To: paul.walmsley, palmer, aou, dennis, tj, cl
  Cc: linux-riscv, linux-kernel, linux-mm, Wen Yao

The series try to use riscv amo instructions to optimise some percpu
operations and select HAVE_CMPXCHG_LOCAL to support cmpxchg-local feature.

Wen Yao (2):
  riscv: percpu:Add riscv percpu operations
  riscv:kconfig:select HAVE_CMPXCHG_LOCAL

 arch/riscv/Kconfig              |   1 +
 arch/riscv/include/asm/percpu.h | 101 ++++++++++++++++++++++++++++++++
 2 files changed, 102 insertions(+)
 create mode 100644 arch/riscv/include/asm/percpu.h

-- 
2.25.1



^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2022-10-30 13:19 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-10-26 10:40 [PATCH 0/2] riscv: Rewrite percpu operations and support cmpxchg-local feature Wen Yao
2022-10-26 10:40 ` [PATCH 1/2] riscv: percpu:Add riscv percpu operations Wen Yao
2022-10-26 18:54   ` Conor Dooley
2022-10-27  0:14   ` kernel test robot
2022-10-27  1:05   ` kernel test robot
2022-10-30 13:19   ` Christoph Lameter
2022-10-26 10:40 ` [PATCH 2/2] riscv:kconfig:select HAVE_CMPXCHG_LOCAL Wen Yao

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