Date: Tue, 28 Jul 2009 10:29:25 GMT From: Hans Petter Selasky <hselasky@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 166673 for review Message-ID: <200907281029.n6SATPUh047306@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=166673 Change 166673 by hselasky@hselasky_laptop001 on 2009/07/28 10:28:46 USB controller: - allow disabling "root_mount_hold()" by setting a sysctl Affected files ... .. //depot/projects/usb/src/sys/dev/usb/controller/usb_controller.c#22 edit Differences ... ==== //depot/projects/usb/src/sys/dev/usb/controller/usb_controller.c#22 (text+ko) ==== @@ -79,6 +79,10 @@ "Debug level"); #endif +static int usb_no_boot_wait = 0; +SYSCTL_INT(_hw_usb, OID_AUTO, no_boot_wait, CTLFLAG_RW, &usb_no_boot_wait, 0, + "No device enumerate waiting at boot."); + static uint8_t usb_post_init_called = 0; static devclass_t usb_devclass; @@ -132,8 +136,10 @@ return (ENXIO); } - /* delay vfs_mountroot until the bus is explored */ - bus->bus_roothold = root_mount_hold(device_get_nameunit(dev)); + if (usb_no_boot_wait == 0) { + /* delay vfs_mountroot until the bus is explored */ + bus->bus_roothold = root_mount_hold(device_get_nameunit(dev)); + } if (usb_post_init_called) { mtx_lock(&Giant);
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