From ba220b42c05561761b764089b27a34fd2c6cdc19 Mon Sep 17 00:00:00 2001
From: Yury Norov <ynorov@nvidia.com>
Date: Tue, 19 May 2026 12:30:56 -0400
Subject: cpumask: switch cpumap_print_to_pagebuf() to using scnprintf()

In preparation for removing bitmap_print_to_pagebuf(), switch
cpumap_print_to_pagebuf() to using scnprintf("%*pbl").

Signed-off-by: Yury Norov <ynorov@nvidia.com>
---
 include/linux/cpumask.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'include/linux')

diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index 80211900f373..d3cda0544954 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -13,8 +13,10 @@
 #include <linux/cpumask_types.h>
 #include <linux/gfp_types.h>
 #include <linux/numa.h>
+#include <linux/sprintf.h>
 #include <linux/threads.h>
 #include <linux/types.h>
+#include <vdso/page.h>
 
 #include <asm/bug.h>
 
@@ -1326,8 +1328,9 @@ static __always_inline bool cpu_dying(unsigned int cpu)
 static __always_inline ssize_t
 cpumap_print_to_pagebuf(bool list, char *buf, const struct cpumask *mask)
 {
-	return bitmap_print_to_pagebuf(list, buf, cpumask_bits(mask),
-				      nr_cpu_ids);
+	/* Opencode offset_in_page(buf) to not include linux/mm.h */
+	return scnprintf(buf, PAGE_SIZE - ((unsigned long)buf & ~PAGE_MASK),
+			 list ? "%*pbl\n" : "%*pb\n", cpumask_pr_args(mask));
 }
 
 /**
-- 
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