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USB: xhci: Remove unused HCD statistics code.

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CONFIG_USB_HCD_STAT was used in an abandoned patch to track host
controller throughput statistics.  Since CONFIG_USB_HCD_STAT will never be
defined, remove code that can never run.

Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Sarah Sharp 2009-11-03 13:06:40 -08:00 committed by Greg Kroah-Hartman
parent 6f5165cf98
commit 3c67d899cd
1 changed files with 0 additions and 7 deletions
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7
drivers/usb/host/xhci-ring.c
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@ -526,9 +526,6 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci,
struct xhci_td *last_unlinked_td;
struct xhci_dequeue_state deq_state;
#ifdef CONFIG_USB_HCD_STAT
ktime_t stop_time = ktime_get();
#endif
memset(&deq_state, 0, sizeof(deq_state));
slot_id = TRB_TO_SLOT_ID(trb->generic.field[3]);
@ -593,10 +590,6 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci,
list_del(&cur_td->cancelled_td_list);
/* Clean up the cancelled URB */
#ifdef CONFIG_USB_HCD_STAT
hcd_stat_update(xhci->tp_stat, cur_td->urb->actual_length,
ktime_sub(stop_time, cur_td->start_time));
#endif
/* Doesn't matter what we pass for status, since the core will
* just overwrite it (because the URB has been unlinked).
*/