[RFC][PATCH v2 13/29] kernel/fork: Annotate static information into Kmemdump

Eugen Hristev eugen.hristev at linaro.org
Thu Jul 24 06:54:56 PDT 2025


Annotate vital static information into kmemdump:
 - nr_threads

Information on these variables is stored into dedicated kmemdump section.

Signed-off-by: Eugen Hristev <eugen.hristev at linaro.org>
---
 kernel/fork.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/fork.c b/kernel/fork.c
index edc6579f736b..ae8ae9b9180b 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -105,6 +105,7 @@
 #include <uapi/linux/pidfd.h>
 #include <linux/pidfs.h>
 #include <linux/tick.h>
+#include <linux/kmemdump.h>
 
 #include <asm/pgalloc.h>
 #include <linux/uaccess.h>
@@ -137,6 +138,7 @@
  */
 unsigned long total_forks;	/* Handle normal Linux uptimes. */
 int nr_threads;			/* The idle threads do not count.. */
+KMEMDUMP_VAR_CORE(nr_threads, sizeof(nr_threads));
 
 static int max_threads;		/* tunable limit on nr_threads */
 
-- 
2.43.0




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