[PATCH 4/6] NLM: Have lockd call try_to_freeze

lockd makes itself freezable, but never calls try_to_freeze(). Have it
call try_to_freeze() within the main loop.

Signed-off-by: Jeff Layton <[email protected]>
---
 fs/lockd/svc.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index 0f4148a..03a83a0 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -155,6 +155,9 @@ lockd(struct svc_rqst *rqstp)
 		long timeout = MAX_SCHEDULE_TIMEOUT;
 		char buf[RPC_MAX_ADDRBUFLEN];
 
+		if (try_to_freeze())
+			continue;
+
 		if (signalled()) {
 			flush_signals(current);
 			if (nlmsvc_ops) {
-- 
1.5.3.3

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---

• Follow-Ups:
  • [PATCH 5/6] NLM: Convert lockd to use kthreads
    • From: Jeff Layton <[email protected]>

• References:
  • [PATCH 0/6] Intro: convert lockd to kthread and fix use-after-free
    • From: Jeff Layton <[email protected]>
  • [PATCH 1/6] SUNRPC: Allow svc_pool_map_set_cpumask to work with any task
    • From: Jeff Layton <[email protected]>
  • [PATCH 2/6] SUNRPC: Break up __svc_create_thread and make svc_create_kthread
    • From: Jeff Layton <[email protected]>
  • [PATCH 3/6] NLM: Initialize completion variable in lockd_up
    • From: Jeff Layton <[email protected]>

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