On 28.02.2020 13:07, Roger Pau Monne wrote: > Current usage of the per-CPU scratch cpumask is dangerous since > there's no way to figure out if the mask is already being used except > for manual code inspection of all the callers and possible call paths. > > This is unsafe and not reliable, so introduce a minimal get/put > infrastructure to prevent nested usage of the scratch mask and usage > in interrupt context. > > Move the declaration of scratch_cpumask to smp.c in order to place the > declaration and the accessors as close as possible. > > Signed-off-by: Roger Pau Monné <roger....@citrix.com>
Reviewed-by: Jan Beulich <jbeul...@suse.com> _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel