Hi Peter,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on kselftest/next]
[also build test ERROR on tip/sched/core linux/master linus/master v5.9-rc5
next-20200915]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we
- On Sep 15, 2020, at 2:55 PM, Peter Oskolkov p...@google.com wrote:
[...]
>
> -static int membarrier_private_expedited(int flags)
> +static int membarrier_private_expedited(int flags, int cpu_id)
> {
> - int cpu;
> cpumask_var_t tmpmask;
> struct mm_struct *mm = current->mm;
>
This patchset is based on Google-internal RSEQ
work done by Paul Turner and Andrew Hunter.
When working with per-CPU RSEQ-based memory allocations,
it is sometimes important to make sure that a global
memory location is no longer accessed from RSEQ critical
sections. For example, there can be two
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