linux-kernel - Re: Linux 3.1.4

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Date:	Tue, 29 Nov 2011 08:25:58 +0900
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	torvalds@...ux-foundation.org, stable@...r.kernel.org, lwn@....net
Subject: Re: Linux 3.1.4

diff --git a/Makefile b/Makefile
index d614254..7f8a93b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 VERSION = 3
 PATCHLEVEL = 1
-SUBLEVEL = 3
+SUBLEVEL = 4
 EXTRAVERSION =
 NAME = "Divemaster Edition"
 
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index afef3df..29bec34 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1480,15 +1480,10 @@ iso_stream_schedule (
 
 		/* NOTE:  assumes URB_ISO_ASAP, to limit complexity/bugs */
 
-		/* find a uframe slot with enough bandwidth.
-		 * Early uframes are more precious because full-speed
-		 * iso IN transfers can't use late uframes,
-		 * and therefore they should be allocated last.
-		 */
-		next = start;
-		start += period;
-		do {
-			start--;
+		/* find a uframe slot with enough bandwidth */
+		next = start + period;
+		for (; start < next; start++) {
+
 			/* check schedule: enough space? */
 			if (stream->highspeed) {
 				if (itd_slot_ok(ehci, mod, start,
@@ -1501,7 +1496,7 @@ iso_stream_schedule (
 						start, sched, period))
 					break;
 			}
-		} while (start > next);
+		}
 
 		/* no room in the schedule */
 		if (start == next) {
--
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