Messages in this thread | | | Subject | Re: [PATCH v2 3/5] locking/qspinlock: Introduce CNA into the slow path of qspinlock | From | Alex Kogan <> | Date | Wed, 3 Apr 2019 23:14:49 -0400 |
| |
Hi, Hanjun.
> On Apr 3, 2019, at 10:02 PM, Hanjun Guo <guohanjun@huawei.com> wrote: > > Hi Alex, > > On 2019/3/29 23:20, Alex Kogan wrote: >> + >> +static __always_inline void cna_init_node(struct mcs_spinlock *node, int cpuid, >> + u32 tail) >> +{ >> + if (decode_numa_node(node->node_and_count) == -1) >> + store_numa_node(node, numa_cpu_node(cpuid)); > > How about using cpu_to_node() here and #include <linux/topology.h> in this > file, then the code can be reused for other architectures such as ARM64? Good point. Thanks!
— Alex
> > Thanks > Hanjun >
| |