[PATCH v3 05/26] genirq/irqdesc: Annotate static information into meminspect

From: Mukesh Ojha

Date: Wed Jul 08 2026 - 01:34:53 EST


From: Eugen Hristev <ehristev@xxxxxxxxxx>

Annotate vital static information into inspection table:
- total_nr_irqs

Information on these annotated variables is stored in a dedicated
meminspect section.

Signed-off-by: Eugen Hristev <eugen.hristev@xxxxxxxxxx>
Signed-off-by: Mukesh Ojha <mukesh.ojha@xxxxxxxxxxxxxxxx>
---
kernel/irq/irqdesc.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 80ef4e27dcf4..4e58e7f5fc6c 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -16,6 +16,7 @@
#include <linux/irqdomain.h>
#include <linux/sysfs.h>
#include <linux/string_choices.h>
+#include <linux/meminspect.h>

#include "internals.h"

@@ -142,6 +143,7 @@ static void desc_set_defaults(unsigned int irq, struct irq_desc *desc, int node,
}

unsigned int total_nr_irqs __read_mostly = NR_IRQS;
+MEMINSPECT_SIMPLE_ENTRY(total_nr_irqs);

/**
* irq_get_nr_irqs() - Number of interrupts supported by the system.

--
2.53.0