Re: [PATCH V11 07/17] riscv: qspinlock: Introduce qspinlock param for command line

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On 9/10/23 04:29, guoren@xxxxxxxxxx wrote:
From: Guo Ren <guoren@xxxxxxxxxxxxxxxxx>

Allow cmdline to force the kernel to use queued_spinlock when

Signed-off-by: Guo Ren <guoren@xxxxxxxxxxxxxxxxx>
Signed-off-by: Guo Ren <guoren@xxxxxxxxxx>
  Documentation/admin-guide/kernel-parameters.txt |  2 ++
  arch/riscv/kernel/setup.c                       | 16 +++++++++++++++-
  2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 7dfb540c4f6c..61cacb8dfd0e 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -4693,6 +4693,8 @@
  			[KNL] Number of legacy pty's. Overwrites compiled-in
  			default number.
+ qspinlock [RISCV] Force to use qspinlock or auto-detect spinlock.
  	qspinlock.numa_spinlock_threshold_ns=	[NUMA, PV_OPS]
  			Set the time threshold in nanoseconds for the
  			number of intra-node lock hand-offs before the

Your patch series is still based on top of numa-aware qspinlock patchset which isn't upstream yet. Please rebase it without that as that will cause merge conflict during upstream merge.


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