diff mbox series

[v3,2/2] xen: make CONFIG_DEBUG_LOCKS usable without CONFIG_DEBUG

Message ID 20200121101301.421-3-jgross@suse.com (mailing list archive)
State New, archived
Headers show
Series xen: fix CONFIG_DEBUG_LOCKS | expand

Commit Message

Juergen Gross Jan. 21, 2020, 10:13 a.m. UTC 
In expert mode it is possible to enable CONFIG_DEBUG_LOCKS without
having enabled CONFIG_DEBUG. The coding is depending on CONFIG_DEBUG
as it is using ASSERT(), however.

Fix that by using BUG_ON() instead of ASSERT() in rel_lock().

Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
---
 xen/common/spinlock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/xen/common/spinlock.c b/xen/common/spinlock.c
index 286f916bca..344981c54a 100644
--- a/xen/common/spinlock.c
+++ b/xen/common/spinlock.c
@@ -86,7 +86,7 @@  static void got_lock(union lock_debug *debug)
 static void rel_lock(union lock_debug *debug)
 {
     if ( atomic_read(&spin_debug) > 0 )
-        ASSERT(debug->cpu == smp_processor_id());
+        BUG_ON(debug->cpu != smp_processor_id());
     debug->cpu = SPINLOCK_NO_CPU;
 }