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author | Andriy Skulysh <andriy_skulysh@xyratex.com> | 2013-01-07 00:12:15 +0200 |
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committer | J. Bruce Fields <bfields@redhat.com> | 2013-01-23 18:17:39 -0500 |
commit | 35525b79786b2ba58ef13822198ce22c497bc7a2 (patch) | |
tree | 2aaefaf2b21a3b3b133b29b711c811be0e335c11 /include/linux/sunrpc/svc.h | |
parent | 624ab4644819948e9dc87c114201e98f2e52490f (diff) | |
download | lwn-35525b79786b2ba58ef13822198ce22c497bc7a2.tar.gz lwn-35525b79786b2ba58ef13822198ce22c497bc7a2.zip |
sunrpc: Fix lockd sleeping until timeout
There is a race in enqueueing thread to a pool and
waking up a thread.
lockd doesn't wake up on reception of lock granted callback
if svc_wake_up() is called before lockd's thread is added
to a pool.
Signed-off-by: Andriy Skulysh <Andriy_Skulysh@xyratex.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'include/linux/sunrpc/svc.h')
-rw-r--r-- | include/linux/sunrpc/svc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 676ddf53b3ee..1f0216b9a6c9 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -50,6 +50,7 @@ struct svc_pool { unsigned int sp_nrthreads; /* # of threads in pool */ struct list_head sp_all_threads; /* all server threads */ struct svc_pool_stats sp_stats; /* statistics on pool operation */ + int sp_task_pending;/* has pending task */ } ____cacheline_aligned_in_smp; /* |