Commit e66372ec authored by Wang Kefeng's avatar Wang Kefeng Committed by Russell King (Oracle)
Browse files

ARM: 9246/1: dump: show page table level name 



ARM could have 3 page table level if ARM_LPAE enabled, or only 2 page
table level, let's show the page table level name when dump.

Signed-off-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: default avatarRussell King (Oracle) <rmk+kernel@armlinux.org.uk>
parent afd1efa1

arch/arm/mm/dump.c

+5 −1
Original line number Diff line number Diff line
@@ -200,6 +200,7 @@ static const struct prot_bits section_bits[] = { 
};



struct pg_level {

	const char *name;

	const struct prot_bits *bits;

	size_t num;

	u64 mask;
@@ -213,9 +214,11 @@ static struct pg_level pg_level[] = { 
	}, { /* p4d */

	}, { /* pud */

	}, { /* pmd */

		.name	= (CONFIG_PGTABLE_LEVELS > 2) ? "PMD" : "PGD",

		.bits	= section_bits,

		.num	= ARRAY_SIZE(section_bits),

	}, { /* pte */

		.name	= "PTE",

		.bits	= pte_bits,

		.num	= ARRAY_SIZE(pte_bits),

	},
@@ -282,7 +285,8 @@ static void note_page(struct pg_state *st, unsigned long addr, 
				delta >>= 10;

				unit++;

			}

			pt_dump_seq_printf(st->seq, "%9lu%c", delta, *unit);

			pt_dump_seq_printf(st->seq, "%9lu%c %s", delta, *unit,

					   pg_level[st->level].name);

			if (st->current_domain)

				pt_dump_seq_printf(st->seq, " %s",

							st->current_domain);