X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=src%2Fwrapper%2Firqdesc.c;h=b77b044b7d8fe543d8af450bfd0b3c93b706273f;hb=92e2c5feecb39cdd4796da89f2b684e395403040;hp=1bfae91a3c2efad263b166d517bbb7d912085297;hpb=dfdb34fd8576fba33510491aef5cd5f6f67b56b8;p=lttng-modules.git

diff --git a/src/wrapper/irqdesc.c b/src/wrapper/irqdesc.c
index 1bfae91a..b77b044b 100644
--- a/src/wrapper/irqdesc.c
+++ b/src/wrapper/irqdesc.c
@@ -29,7 +29,13 @@ struct irq_desc *wrapper_irq_to_desc(unsigned int irq)
 	if (!irq_to_desc_sym)
 		irq_to_desc_sym = (void *) kallsyms_lookup_funcptr("irq_to_desc");
 	if (irq_to_desc_sym) {
-		return irq_to_desc_sym(irq);
+		struct irq_ibt_state irq_ibt_state;
+		struct irq_desc *ret;
+
+		irq_ibt_state = wrapper_irq_ibt_save();
+		ret = irq_to_desc_sym(irq);
+		wrapper_irq_ibt_restore(irq_ibt_state);
+		return ret;
 	} else {
 		printk_once(KERN_WARNING "LTTng: irq_to_desc symbol lookup failed.\n");
 		return NULL;