linux-kernel - [PATCH] x86/mm/numa: Use NUMA_NO_NODE when calling memblock_set

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Date: Mon,  3 Jun 2024 16:10:05 +0200
From: Borislav Petkov <bp@...nel.org>
To: Mike Rapoport <rppt@...nel.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
	"Borislav Petkov (AMD)" <bp@...en8.de>,
	Narasimhan V <Narasimhan.V@....com>
Subject: [PATCH] x86/mm/numa: Use NUMA_NO_NODE when calling memblock_set_node()

From: "Borislav Petkov (AMD)" <bp@...en8.de>

memblock_set_node() warns about using MAX_NUMNODES, see

  e0eec24e2e19 ("memblock: make memblock_set_node() also warn about use of MAX_NUMNODES")

for details.

Reported-by: Narasimhan V <Narasimhan.V@....com>
Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
---
 arch/x86/mm/numa.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c
index ce84ba86e69e..b44a3ae51e9a 100644
--- a/arch/x86/mm/numa.c
+++ b/arch/x86/mm/numa.c
@@ -614,9 +614,9 @@ static int __init numa_init(int (*init_func)(void))
 	nodes_clear(node_online_map);
 	memset(&numa_meminfo, 0, sizeof(numa_meminfo));
 	WARN_ON(memblock_set_node(0, ULLONG_MAX, &memblock.memory,
-				  MAX_NUMNODES));
+				  NUMA_NO_NODE));
 	WARN_ON(memblock_set_node(0, ULLONG_MAX, &memblock.reserved,
-				  MAX_NUMNODES));
+				  NUMA_NO_NODE));
 	/* In case that parsing SRAT failed. */
 	WARN_ON(memblock_clear_hotplug(0, ULLONG_MAX));
 	numa_reset_distance();
-- 
2.43.0