[PATCH 4.16 47/64] x86/vector: Fix the args of vector_alloc tracepoint

Greg Kroah-Hartman
2018-06-24T15:36:39Z

From: Dou Liyang <douly.fnst@cn.fujitsu.com>

commit 838d76d63ec4eaeaa12bedfa50f261480f615200 upstream.

The vector_alloc tracepont reversed the reserved and ret aggs, that made
the trace print wrong. Exchange them.

Fixes: 8d1e3dca7de6 ("x86/vector: Add tracepoints for vector management")
Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: hpa@zytor.com
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20180601065031.21872-1-douly.fnst@cn.fujitsu.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
arch/x86/include/asm/trace/irq_vectors.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/x86/include/asm/trace/irq_vectors.h
+++ b/arch/x86/include/asm/trace/irq_vectors.h
@@ -236,7 +236,7 @@ TRACE_EVENT(vector_alloc,
TP_PROTO(unsigned int irq, unsigned int vector, bool reserved,
int ret),

- TP_ARGS(irq, vector, ret, reserved),
+ TP_ARGS(irq, vector, reserved, ret),

TP_STRUCT__entry(
__field( unsigned int, irq )