On Fri 04-05-18 14:52:09, Huaisheng Ye wrote: > realtotalpages is calculated by taking off absent_pages from > spanned_pages in every zone. > Debug message of calculate_node_totalpages shall accurately > indicate that it is real totalpages to avoid ambiguity. Is the printk actually useful? Why don't we simply remove it? You can get the information from /proc/zoneinfo so why to litter the dmesg output? > Signed-off-by: Huaisheng Ye <yehs1@xxxxxxxxxx> > --- > mm/page_alloc.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/mm/page_alloc.c b/mm/page_alloc.c > index 1b39db4..9d57db2 100644 > --- a/mm/page_alloc.c > +++ b/mm/page_alloc.c > @@ -5967,7 +5967,7 @@ static void __meminit calculate_node_totalpages(struct pglist_data *pgdat, > > pgdat->node_spanned_pages = totalpages; > pgdat->node_present_pages = realtotalpages; > - printk(KERN_DEBUG "On node %d totalpages: %lu\n", pgdat->node_id, > + printk(KERN_DEBUG "On node %d realtotalpages: %lu\n", pgdat->node_id, > realtotalpages); > } > > -- > 1.8.3.1 > -- Michal Hocko SUSE Labs