linux/net/iucv
Ursula Braun 13fdc9a74d [AF_IUCV]: Avoid deadlock between iucv_path_connect and tasklet.
An iucv deadlock may occur, where one CPU is spinning on the
iucv_table_lock for iucv_tasklet_fn(), while another CPU is holding
the iucv_table_lock for an iucv_path_connect() and is waiting for
the first CPU in an smp_call_function.
Solution: replace spin_lock in iucv_tasklet_fn by spin_trylock and
reschedule tasklet in case of non-granted lock.

Signed-off-by: Ursula Braun <braunu@de.ibm.com>
Acked-by: Frank Pavlic <fpavlic@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2007-07-14 19:03:41 -07:00
..
af_iucv.c [AF_IUCV]: Compile fix - adopt to skbuff changes. 2007-05-05 11:41:18 -07:00
iucv.c [AF_IUCV]: Avoid deadlock between iucv_path_connect and tasklet. 2007-07-14 19:03:41 -07:00
Kconfig [AF_IUCV]: Improve description of IUCV and AFIUCV configuration options. 2007-07-14 19:03:00 -07:00
Makefile [S390]: Add AF_IUCV socket support 2007-02-08 13:51:54 -08:00