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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-01-04 17:50:30 (GMT) |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-01-04 17:59:30 (GMT) |
| commit | 360e1a534901592b289ba8768fc71b6e6ad49070 (patch) | |
| tree | da7e6cf25fc31ebe1279fcfd4ab67dc45eeb95ec /net | |
| parent | 6db6dd7d3fd8f7c765dabc376493d6791ab28bd6 (diff) | |
| download | linux-360e1a534901592b289ba8768fc71b6e6ad49070.tar.xz | |
SUNRPC: Partial revert of commit 168e4b39d1afb79a7e3ea6c3bb246b4c82c6bdb9
Partially revert commit (SUNRPC: add WARN_ON_ONCE for potential deadlock).
The looping behaviour has been tracked down to a knownn issue with
workqueues, and a workaround has now been implemented.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: Weston Andros Adamson <dros@netapp.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Bruce Fields <bfields@fieldses.org>
Cc: stable@vger.kernel.org [>= 3.7]
Diffstat (limited to 'net')
| -rw-r--r-- | net/sunrpc/clnt.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 822f020..1915ffe 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -610,11 +610,6 @@ EXPORT_SYMBOL_GPL(rpc_killall_tasks); */ void rpc_shutdown_client(struct rpc_clnt *clnt) { - /* - * To avoid deadlock, never call rpc_shutdown_client from a - * workqueue context! - */ - WARN_ON_ONCE(current->flags & PF_WQ_WORKER); might_sleep(); dprintk_rcu("RPC: shutting down %s client for %s\n", |