tree b2c0e3a799444d9c25c00cf34975b456e0c9ef9d
parent c12e87f4652b1ba3be168b4f63a440399b941928
author Trond Myklebust <Trond.Myklebust@netapp.com> 1142313648 -0800
committer Linus Torvalds <torvalds@g5.osdl.org> 1142351838 -0800

[PATCH] SUNRPC: Fix potential deadlock in RPC code

In rpc_wake_up() and rpc_wake_up_status(), it is possible for the call to
__rpc_wake_up_task() to fail if another thread happens to be calling
rpc_wake_up_task() on the same rpc_task.

Problem noticed by Bruno Faccini.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>