From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58322) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bonp5-0007Yx-Hp for qemu-devel@nongnu.org; Tue, 27 Sep 2016 04:33:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bonoz-0007zJ-IY for qemu-devel@nongnu.org; Tue, 27 Sep 2016 04:33:06 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35420) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bonoz-0007yb-CT for qemu-devel@nongnu.org; Tue, 27 Sep 2016 04:33:01 -0400 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2D9807F36F for ; Tue, 27 Sep 2016 08:33:00 +0000 (UTC) From: Gerd Hoffmann Date: Tue, 27 Sep 2016 10:32:46 +0200 Message-Id: <1474965172-30321-3-git-send-email-kraxel@redhat.com> In-Reply-To: <1474965172-30321-1-git-send-email-kraxel@redhat.com> References: <1474965172-30321-1-git-send-email-kraxel@redhat.com> Subject: [Qemu-devel] [PATCH 2/8] xhci: decouple EV_QUEUE from TD_QUEUE List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Gerd Hoffmann EV_QUEUE must not change because an array of that size is part of live migration data. Hard-code current value there, so we can touch TD_QUEUE without breaking live migration. Signed-off-by: Gerd Hoffmann --- hw/usb/hcd-xhci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 726435c..15cac56 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -49,7 +49,7 @@ #define TD_QUEUE 24 /* Very pessimistic, let's hope it's enough for all cases */ -#define EV_QUEUE (((3*TD_QUEUE)+16)*MAXSLOTS) +#define EV_QUEUE (((3 * 24) + 16) * MAXSLOTS) /* Do not deliver ER Full events. NEC's driver does some things not bound * to the specs when it gets them */ #define ER_FULL_HACK -- 1.8.3.1