usb: ehci: fix comment for EHCI_SHRINK_JIFFIES

EHCI_SHRINK_JIFFIES should be 5ms, which was just used originally,
and not 200ms, so fix it.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 8696489cde566e94c35c46bfc3ce0e512578630b..2f0cf863b379f6ad21ed22e0450bf2597a8c924a 100644 (file)
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -95,7 +95,7 @@ static const char     hcd_name [] = "ehci_hcd";
 #define EHCI_IO_JIFFIES                (HZ/10)         /* io watchdog > irq_thresh */
 #define EHCI_ASYNC_JIFFIES     (HZ/20)         /* async idle timeout */
 #define EHCI_SHRINK_JIFFIES    (DIV_ROUND_UP(HZ, 200) + 1)
-                                               /* 200-ms async qh unlink delay */
+                                               /* 5-ms async qh unlink delay */
 
 /* Initial IRQ latency:  faster than hw default */
 static int log2_irq_thresh = 0;                // 0 to 6