On 01/07/21 17:41, Juergen Gross wrote:
In order to support high vcpu numbers per guest don't use on stack
vcpu bitmasks. As all those currently used bitmasks are not used in
functions subject to recursion it is fairly easy to replace them with
percpu bitmasks.
Disable preemption while such a bitmask is being used in order to
avoid double usage in case we'd switch cpus.
Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
Please use a local_lock instead of disabling preemption.
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