x86: remove (null) in /sys kernel_page_tables

Impact: cleanup

%p prints out 0x000000000000000 as (null)
so use %lx instead.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <49E43282.1090607@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/mm/dump_pagetables.c b/arch/x86/mm/dump_pagetables.c
index e7277cbcfb40ee1ea455fb63c4c6665656724013..a725b7f760ae4ba860e93b9af99b40931621430b 100644 (file)
--- a/arch/x86/mm/dump_pagetables.c
+++ b/arch/x86/mm/dump_pagetables.c
@@ -161,13 +161,14 @@ static void note_page(struct seq_file *m, struct pg_state *st,
                   st->current_address >= st->marker[1].start_address) {
                const char *unit = units;
                unsigned long delta;
+               int width = sizeof(unsigned long) * 2;
 
                /*
                 * Now print the actual finished series
                 */
-               seq_printf(m, "0x%p-0x%p   ",
-                          (void *)st->start_address,
-                          (void *)st->current_address);
+               seq_printf(m, "0x%0*lx-0x%0*lx   ",
+                          width, st->start_address,
+                          width, st->current_address);
 
                delta = (st->current_address - st->start_address) >> 10;
                while (!(delta & 1023) && unit[1]) {