From: Michal Hocko <mhocko@xxxxxxxx> Subject: memory_hotplug: add missing newlines to debugging output pages_correctly_probed is missing new lines which means that the line is not printed rightaway but it rather waits for additional printks. Add \n to all three messages in pages_correctly_probed. Link: http://lkml.kernel.org/r/20181218162307.10518-1-mhocko@xxxxxxxxxx Fixes: b77eab7079d9 ("mm/memory_hotplug: optimize probe routine") Signed-off-by: Michal Hocko <mhocko@xxxxxxxx> Reviewed-by: Oscar Salvador <osalvador@xxxxxxx> Reviewed-by: Wei Yang <richard.weiyang@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- --- a/drivers/base/memory.c~memory_hotplug-add-missing-newlines-to-debugging-output +++ a/drivers/base/memory.c @@ -207,15 +207,15 @@ static bool pages_correctly_probed(unsig return false; if (!present_section_nr(section_nr)) { - pr_warn("section %ld pfn[%lx, %lx) not present", + pr_warn("section %ld pfn[%lx, %lx) not present\n", section_nr, pfn, pfn + PAGES_PER_SECTION); return false; } else if (!valid_section_nr(section_nr)) { - pr_warn("section %ld pfn[%lx, %lx) no valid memmap", + pr_warn("section %ld pfn[%lx, %lx) no valid memmap\n", section_nr, pfn, pfn + PAGES_PER_SECTION); return false; } else if (online_section_nr(section_nr)) { - pr_warn("section %ld pfn[%lx, %lx) is already online", + pr_warn("section %ld pfn[%lx, %lx) is already online\n", section_nr, pfn, pfn + PAGES_PER_SECTION); return false; } _
