From 5eb3930a32a31113f434f46ed6045b74c50378e9 Mon Sep 17 00:00:00 2001 From: "chihhao.chen" Date: Thu, 1 Jul 2021 13:07:54 +0800 Subject: [PATCH] ANDROID: usb: export built-in tracepoint functions Export these tracepoint functions to track USB data flow for performance tuning. Bug: 192512300 Signed-off-by: chihhao.chen Change-Id: I37ae07e87b5b2d0fb24c1e0a2e83954ceb4aa4f9 --- drivers/usb/host/xhci-trace.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/usb/host/xhci-trace.c b/drivers/usb/host/xhci-trace.c index d0070814d1ea..c4178357bd92 100644 --- a/drivers/usb/host/xhci-trace.c +++ b/drivers/usb/host/xhci-trace.c @@ -12,3 +12,6 @@ #include "xhci-trace.h" EXPORT_TRACEPOINT_SYMBOL_GPL(xhci_dbg_quirks); +EXPORT_TRACEPOINT_SYMBOL_GPL(xhci_urb_enqueue); +EXPORT_TRACEPOINT_SYMBOL_GPL(xhci_handle_transfer); +EXPORT_TRACEPOINT_SYMBOL_GPL(xhci_urb_giveback);