Commit de649e7f authored by Yuwei Guan's avatar Yuwei Guan Committed by Mike Rapoport (IBM)
Browse files

memblock: Update nid info in memblock debugfs 



The node id for memblock reserved regions will be wrong,
so let's show 'x' for reg->nid == MAX_NUMNODES in debugfs to keep it align.

Suggested-by: default avatarMike Rapoport (IBM) <rppt@kernel.org>
Co-developed-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: default avatarYuwei Guan <ssawgyw@gmail.com>
Link: https://lore.kernel.org/r/20230601133149.37160-1-ssawgyw@gmail.com


Signed-off-by: default avatarMike Rapoport (IBM) <rppt@kernel.org>
parent 493f349e

mm/memblock.c

+6 −2
Original line number Diff line number Diff line
@@ -2169,17 +2169,21 @@ static int memblock_debug_show(struct seq_file *m, void *private) 
{

	struct memblock_type *type = m->private;

	struct memblock_region *reg;

	int i, j;

	int i, j, nid;

	unsigned int count = ARRAY_SIZE(flagname);

	phys_addr_t end;



	for (i = 0; i < type->cnt; i++) {

		reg = &type->regions[i];

		end = reg->base + reg->size - 1;

		nid = memblock_get_region_node(reg);



		seq_printf(m, "%4d: ", i);

		seq_printf(m, "%pa..%pa ", &reg->base, &end);

		seq_printf(m, "%4d ", memblock_get_region_node(reg));

		if (nid != MAX_NUMNODES)

			seq_printf(m, "%4d ", nid);

		else

			seq_printf(m, "%4c ", 'x');

		if (reg->flags) {

			for (j = 0; j < count; j++) {

				if (reg->flags & (1U << j)) {