diff options
Diffstat (limited to 'kernel/locking')
| -rw-r--r-- | kernel/locking/Makefile | 1 | ||||
| -rw-r--r-- | kernel/locking/irqflag-debug.c | 11 |
2 files changed, 12 insertions, 0 deletions
diff --git a/kernel/locking/Makefile b/kernel/locking/Makefile index 6d11cfb9b41f..8838f1d7c4a2 100644 --- a/kernel/locking/Makefile +++ b/kernel/locking/Makefile @@ -15,6 +15,7 @@ CFLAGS_REMOVE_mutex-debug.o = $(CC_FLAGS_FTRACE) CFLAGS_REMOVE_rtmutex-debug.o = $(CC_FLAGS_FTRACE) endif +obj-$(CONFIG_DEBUG_IRQFLAGS) += irqflag-debug.o obj-$(CONFIG_DEBUG_MUTEXES) += mutex-debug.o obj-$(CONFIG_LOCKDEP) += lockdep.o ifeq ($(CONFIG_PROC_FS),y) diff --git a/kernel/locking/irqflag-debug.c b/kernel/locking/irqflag-debug.c new file mode 100644 index 000000000000..9603d207a4ca --- /dev/null +++ b/kernel/locking/irqflag-debug.c @@ -0,0 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include <linux/bug.h> +#include <linux/export.h> +#include <linux/irqflags.h> + +void warn_bogus_irq_restore(void) +{ + WARN_ONCE(1, "raw_local_irq_restore() called with IRQs enabled\n"); +} +EXPORT_SYMBOL(warn_bogus_irq_restore); |