On Wed, 2020-03-18 at 14:33 -0700, Randy Dunlap wrote: > From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> > > Fix printk format warnings when phys_addr_t is 32 bits, i.e., > CONFIG_PHYS_ADDR_T_64BIT is not set/enabled. [] > ../mm/hugetlb.c:5472:73: note: format string is defined here > pr_warn("hugetlb_cma: reservation failed: err %d, node %d, [%llu, %llu)", > ~~~^ [] > --- linux-next-20200318.orig/mm/hugetlb.c > +++ linux-next-20200318/mm/hugetlb.c > @@ -5469,8 +5469,10 @@ void __init hugetlb_cma_reserve(int orde > 0, false, > "hugetlb", &hugetlb_cma[nid]); > if (res) { > - pr_warn("hugetlb_cma: reservation failed: err %d, node %d, [%llu, %llu)", > - res, nid, PFN_PHYS(min_pfn), PFN_PHYS(max_pfn)); > + phys_addr_t begpa = PFN_PHYS(min_pfn); > + phys_addr_t endpa = PFN_PHYS(max_pfn); > + pr_warn("hugetlb_cma: reservation failed: err %d, node %d, [%pap, %pap)", > + res, nid, &begpa, &endpa); You might correct the odd use of an open bracket then close parenthesis and add a new line too Perhaps: pr_warn("%s: reservation failed: err %d, node %d, [%pap, %pap]\n", __func__, res, nid, &begpa, &endpa);