tree e6ac5ff82a0d5067213135cdf049b912b02e824d
parent b076deb8498e26c9aa2f44046fe5e9936ae2fb5a
author Patrick McHardy <kaber@trash.net> 1177103661 -0700
committer David S. Miller <davem@sunset.davemloft.net> 1177565343 -0700

[NETLINK]: Switch cb_lock spinlock to mutex and allow to override it

Switch cb_lock to mutex and allow netlink kernel users to override it
with a subsystem specific mutex for consistent locking in dump callbacks.
All netlink_dump_start users have been audited not to rely on any
side-effects of the previously used spinlock.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>