Defined in 3 files as a macro:

• include/linux/preempt.h, line 176 (as a macro)
• include/linux/preempt.h, line 195 (as a macro)
• include/linux/preempt.h, line 222 (as a macro)

Referenced in 3 files:

• include/linux/preempt.h, line 238
• kernel/locking/mutex-debug.h, line 54
• kernel/softirq.c, line 177