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Subject[PATCH 1/2] sunrpc: make rpc_wait_bit_killable handle freeze events
Date
Allow the wait_on_bit_killable sleeps in SUNRPC layer to respect the
freezer. This should allow suspend and hibernate events to occur, even
when there are RPC's pending on the wire.

Tested-by: John Hughes <john@Calva.COM>
Acked-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
---
net/sunrpc/sched.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index d12ffa5..09bb64e 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -18,6 +18,7 @@
#include <linux/smp.h>
#include <linux/spinlock.h>
#include <linux/mutex.h>
+#include <linux/freezer.h>

#include <linux/sunrpc/clnt.h>

@@ -231,7 +232,8 @@ static int rpc_wait_bit_killable(void *word)
{
if (fatal_signal_pending(current))
return -ERESTARTSYS;
- schedule();
+ if (!try_to_freeze())
+ schedule();
return 0;
}

--
1.7.6.4


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