[PATCH] mm: numa,memblock: include <asm/numa.h> for 'numa_nodes_parsed'

[PATCH] mm: numa,memblock: include <asm/numa.h> for 'numa_nodes_parsed'

[Ben Dooks]

The 'numa_nodes_parsed' is defined in <asm/numa.h> but this file
is not included in mm/numa_memblks.c (build x86_64) so add this
to the incldues to fix the following sparse warning:

mm/numa_memblks.c:13:12: warning: symbol 'numa_nodes_parsed' was not declared. Should it be static?

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
---
 mm/numa_memblks.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mm/numa_memblks.c b/mm/numa_memblks.c
index 5b009a9cd8b4..8f5735fda0a2 100644
--- a/mm/numa_memblks.c
+++ b/mm/numa_memblks.c
@@ -7,6 +7,8 @@
 #include <linux/numa.h>
 #include <linux/numa_memblks.h>
 
+#include <asm/numa.h>
+
 int numa_distance_cnt;
 static u8 *numa_distance;
 
-- 
2.37.2.352.g3c44437643

Re: [PATCH] mm: numa,memblock: include <asm/numa.h> for 'numa_nodes_parsed'

[Andrew Morton]

On Thu,  8 Jan 2026 10:15:39 +0000 Ben Dooks <ben.dooks@codethink.co.uk> wrote:

> The 'numa_nodes_parsed' is defined in <asm/numa.h> but this file
> is not included in mm/numa_memblks.c (build x86_64) so add this
> to the incldues to fix the following sparse warning:
> 
> mm/numa_memblks.c:13:12: warning: symbol 'numa_nodes_parsed' was not declared. Should it be static?
> 

huh, I wonder how that snuck through and survived more than a
year.  

Thanks, I'll add

Fixes: 87482708210f ("mm: introduce numa_memblks")
Cc: <stable@vger.kernel.org>