On 11.03.2022 11:35, Juergen Gross wrote: > purge_persistent_grants() is scanning the grants list for persistent > grants being no longer in use by the backend. When having found such a > grant, it will be set to "invalid" and pushed to the tail of the list. > > Instead of pushing it directly to the end of the list, add it first to > a temporary list, avoiding to scan those entries again in the main > list traversal. After having finished the scan, append the temporary > list to the grant list. > > Suggested-by: Jan Beulich <jbeulich@xxxxxxxx> > Signed-off-by: Juergen Gross <jgross@xxxxxxxx> Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>