ARC: Add support for irqflags tracing and lockdep

[firefly-linux-kernel-4.4.55.git] / arch / arc / include / asm / irqflags.h

diff --git a/arch/arc/include/asm/irqflags.h b/arch/arc/include/asm/irqflags.h
index b68b53f458d1bc07f89b5b64c8f9fd9dc84ba323..cb7efc29f16ff076778c254f97d17212c0631e89 100644 (file)
--- a/arch/arc/include/asm/irqflags.h
+++ b/arch/arc/include/asm/irqflags.h
@@ -151,16 +151,38 @@ static inline void arch_unmask_irq(unsigned int irq)
 
 #else
 
+#ifdef CONFIG_TRACE_IRQFLAGS
+
+.macro TRACE_ASM_IRQ_DISABLE
+       bl      trace_hardirqs_off
+.endm
+
+.macro TRACE_ASM_IRQ_ENABLE
+       bl      trace_hardirqs_on
+.endm
+
+#else
+
+.macro TRACE_ASM_IRQ_DISABLE
+.endm
+
+.macro TRACE_ASM_IRQ_ENABLE
+.endm
+
+#endif
+
 .macro IRQ_DISABLE  scratch
        lr      \scratch, [status32]
        bic     \scratch, \scratch, (STATUS_E1_MASK | STATUS_E2_MASK)
        flag    \scratch
+       TRACE_ASM_IRQ_DISABLE
 .endm
 
 .macro IRQ_ENABLE  scratch
        lr      \scratch, [status32]
        or      \scratch, \scratch, (STATUS_E1_MASK | STATUS_E2_MASK)
        flag    \scratch
+       TRACE_ASM_IRQ_ENABLE
 .endm
 
 #endif /* __ASSEMBLY__ */