As pGp has been already introduced in printk, we'd better use it to make the output human readable.
Before this change, the output is, [ 6155.716018] INFO: Slab 0x000000004027dd4f objects=33 used=3 fp=0x000000008cd1579c flags=0x17ffffc0010200 While after this change, the output is, [ 8846.517809] INFO: Slab 0x00000000f42a2c60 objects=33 used=3 fp=0x0000000060d32ca8 flags=0x17ffffc0010200(slab|head) Signed-off-by: Yafang Shao <laoar.s...@gmail.com> Reviewed-by: David Hildenbrand <da...@redhat.com> Reviewed-by: Vlastimil Babka <vba...@suse.cz> Acked-by: David Rientjes <rient...@google.com> Acked-by: Christoph Lameter <c...@linux.com> Reviewed-by: Matthew Wilcox (Oracle) <wi...@infradead.org> Reviewed-by: Miaohe Lin <linmia...@huawei.com> Reviewed-by: Andy Shevchenko <andriy.shevche...@linux.intel.com> --- mm/slub.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/mm/slub.c b/mm/slub.c index 3021ce9bf1b3..ed3f728c1367 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -650,8 +650,9 @@ void print_tracking(struct kmem_cache *s, void *object) static void print_page_info(struct page *page) { - pr_err("INFO: Slab 0x%p objects=%u used=%u fp=0x%p flags=0x%04lx\n", - page, page->objects, page->inuse, page->freelist, page->flags); + pr_err("INFO: Slab 0x%p objects=%u used=%u fp=0x%p flags=%#lx(%pGp)\n", + page, page->objects, page->inuse, page->freelist, + page->flags, &page->flags); } -- 2.18.2