[RFC][PATCH v2 11/29] sched/core: Annotate static information into Kmemdump

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


Annotate vital static information into kmemdump:
 - runqueues

Information on these variables is stored into dedicated kmemdump section.

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

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 2343f5691c54..18ba6c1e174f 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -67,6 +67,7 @@
 #include <linux/wait_api.h>
 #include <linux/workqueue_api.h>
 #include <linux/livepatch_sched.h>
+#include <linux/kmemdump.h>
 
 #ifdef CONFIG_PREEMPT_DYNAMIC
 # ifdef CONFIG_GENERIC_IRQ_ENTRY
@@ -119,6 +120,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(sched_update_nr_running_tp);
 EXPORT_TRACEPOINT_SYMBOL_GPL(sched_compute_energy_tp);
 
 DEFINE_PER_CPU_SHARED_ALIGNED(struct rq, runqueues);
+KMEMDUMP_VAR_CORE(runqueues, sizeof(runqueues));
 
 #ifdef CONFIG_SCHED_PROXY_EXEC
 DEFINE_STATIC_KEY_TRUE(__sched_proxy_exec);
-- 
2.43.0




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