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author	Alan Cox <alan@linux.intel.com>
	Thu, 18 Feb 2010 16:44:01 +0000 (16:44 +0000)
committer	Greg Kroah-Hartman <gregkh@suse.de>
	Tue, 2 Mar 2010 22:55:12 +0000 (14:55 -0800)
commit	a108bfcb372d8c4452701039308fb95747911c59
tree	3528621937692e28081f71131cddc3130e2641ad	tree \| snapshot (tar.gz zip)
parent	2832fc11f1360668482beec06dbcd631ae5f0cf1	commit \| diff

USB: tty: Prune uses of tty_request_room in the USB layer

We have lots of callers that do not need to do this in the first place.
Remove the calls as they both cost CPU and for big buffers can mess up the
multi-page allocation avoidance.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

24 files changed:

drivers/usb/serial/ark3116.c		diff \| blob \| blame \| history
drivers/usb/serial/cyberjack.c		diff \| blob \| blame \| history
drivers/usb/serial/cypress_m8.c		diff \| blob \| blame \| history
drivers/usb/serial/digi_acceleport.c		diff \| blob \| blame \| history
drivers/usb/serial/empeg.c		diff \| blob \| blame \| history
drivers/usb/serial/garmin_gps.c		diff \| blob \| blame \| history
drivers/usb/serial/io_edgeport.c		diff \| blob \| blame \| history
drivers/usb/serial/io_ti.c		diff \| blob \| blame \| history
drivers/usb/serial/ipaq.c		diff \| blob \| blame \| history
drivers/usb/serial/ipw.c		diff \| blob \| blame \| history
drivers/usb/serial/ir-usb.c		diff \| blob \| blame \| history
drivers/usb/serial/kl5kusb105.c		diff \| blob \| blame \| history
drivers/usb/serial/kobil_sct.c		diff \| blob \| blame \| history
drivers/usb/serial/mos7720.c		diff \| blob \| blame \| history
drivers/usb/serial/mos7840.c		diff \| blob \| blame \| history
drivers/usb/serial/navman.c		diff \| blob \| blame \| history
drivers/usb/serial/opticon.c		diff \| blob \| blame \| history
drivers/usb/serial/option.c		diff \| blob \| blame \| history
drivers/usb/serial/pl2303.c		diff \| blob \| blame \| history
drivers/usb/serial/sierra.c		diff \| blob \| blame \| history
drivers/usb/serial/spcp8x5.c		diff \| blob \| blame \| history
drivers/usb/serial/symbolserial.c		diff \| blob \| blame \| history
drivers/usb/serial/ti_usb_3410_5052.c		diff \| blob \| blame \| history
drivers/usb/serial/visor.c		diff \| blob \| blame \| history

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