Hi all, After merging the akpm tree, today's linux-next build (x86_64 allmodconfig) produced this warning: mm/hmm.c: In function 'hmm_vma_walk_pud': mm/hmm.c:478:9: warning: unused variable 'pmdp' [-Wunused-variable] 478 | pmd_t *pmdp; | ^~~~ mm/hmm.c:477:30: warning: unused variable 'next' [-Wunused-variable] 477 | unsigned long addr = start, next; | ^~~~ Introduced by commit cc53bfffefc3 ("mm: pagewalk: add p4d_entry() and pgd_entry()") -- Cheers, Stephen Rothwell