#!/bin/bash # # Copyright (c) 2011 Bryan Schumaker # # Script for easier NFSD fault injection # Check that debugfs has been mounted DEBUGFS=`cat /proc/mounts | grep debugfs` if [ "$DEBUGFS" == "" ]; then echo "debugfs does not appear to be mounted!" echo "Please mount debugfs and try again" exit 1 fi # Check that the fault injection directory exists DEBUGDIR=`echo $DEBUGFS | awk '{print $2}'`/nfsd if [ ! -d "$DEBUGDIR" ]; then echo "$DEBUGDIR does not exist" echo "Check that your .config selects CONFIG_NFSD_FAULT_INJECTION" exit 1 fi function help() { echo "Usage $0 injection_type [count]" echo "" echo "Injection types are:" ls $DEBUGDIR exit 1 } if [ $# == 0 ]; then help elif [ ! -f $DEBUGDIR/$1 ]; then help elif [ $# != 2 ]; then COUNT=0 else COUNT=$2 fi BEFORE=`mktemp` AFTER=`mktemp` dmesg > $BEFORE echo $COUNT > $DEBUGDIR/$1 dmesg > $AFTER # Capture lines that only exist in the $AFTER file diff $BEFORE $AFTER | grep ">" rm -f $BEFORE $AFTER elect name='h' onchange='this.form.submit();'> net-next plumbingsTobias Klauser
summaryrefslogtreecommitdiff
path: root/drivers/usb/storage/initializers.h
diff options
context:
space:
mode:
authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /drivers/usb/storage/initializers.h
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/usb/storage/initializers.h')