The open(self.lock, 'w') may fail when the lock is created by other
users, return false for this case to let it try other devices.
Fixed:
runqemu - INFO - Running /sbin/ip link...
runqemu - INFO - Acquiring lockfile /tmp/qemu-tap-locks/tap0.lock...
Traceback (most recent call last):
File "/buildarea/lyang1/poky/scripts/runqemu", line 972, in <module>
ret = main()
File "/buildarea/lyang1/poky/scripts/runqemu", line 963, in main
config.setup_network()
File "/buildarea/lyang1/poky/scripts/runqemu", line 810, in setup_network
self.setup_tap()
File "/buildarea/lyang1/poky/scripts/runqemu", line 761, in setup_tap
if self.acquire_lock():
File "/buildarea/lyang1/poky/scripts/runqemu", line 182, in acquire_lock
lock_descriptor = open(self.lock, 'w')
PermissionError: [Errno 13] Permission denied: '/tmp/qemu-tap-locks/tap0.lock'
(From OE-Core rev: f364f773a0381a75b5992c8c8a1d63a81dbd4422)
Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
6a5bd99bfc