Messages in this thread | | | Date | Mon, 8 Apr 2024 08:28:29 +0800 | Subject | Re: [PATCH v3 02/10] perf/alibaba_uncore_drw: Avoid placing cpumask on the stack | From | Shuai Xue <> |
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On 2024/4/3 23:59, Dawei Li wrote: > In general it's preferable to avoid placing cpumasks on the stack, as > for large values of NR_CPUS these can consume significant amounts of > stack space and make stack overflows more likely. > > Use cpumask_any_and_but() to avoid the need for a temporary cpumask on > the stack. > > Suggested-by: Mark Rutland <mark.rutland@arm.com> > Reviewed-by: Mark Rutland <mark.rutland@arm.com> > Signed-off-by: Dawei Li <dawei.li@shingroup.cn> > ---
Reviewed-by: Shuai Xue <xueshuai@linux.alibaba.com>
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