From 89eb6241e51bc825cfbc1292802a960dcb48d778 Mon Sep 17 00:00:00 2001
From: Kevin O'Connor <kevin@koconnor.net>
Date: Thu, 22 Oct 2009 22:30:37 -0400
Subject: Handle tsc rollover.

Handle case where timetamp counter overflows while waiting.
---
 src/usb-uhci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/usb-uhci.c')

diff --git a/src/usb-uhci.c b/src/usb-uhci.c
index 5829069c..14a53007 100644
--- a/src/usb-uhci.c
+++ b/src/usb-uhci.c
@@ -160,7 +160,7 @@ wait_qh(struct uhci_qh *qh)
     for (;;) {
         if (qh->element & UHCI_PTR_TERM)
             return 0;
-        if (rdtscll() > end) {
+        if (check_time(end)) {
             dprintf(1, "Timeout on wait_qh %p\n", qh);
             return -1;
         }
-- 
cgit