linux-kernel - [PATCH AUTOSEL 4.19 027/100] NFSv4: Ensure that the state manager exits the loop on SIGKILL

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Message-Id: <20191018220525.9042-27-sashal@kernel.org>
Date:   Fri, 18 Oct 2019 18:04:12 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Trond Myklebust <trond.myklebust@...merspace.com>,
        Sasha Levin <sashal@...nel.org>, linux-nfs@...r.kernel.org
Subject: [PATCH AUTOSEL 4.19 027/100] NFSv4: Ensure that the state manager exits the loop on SIGKILL

From: Trond Myklebust <trond.myklebust@...merspace.com>

[ Upstream commit a1aa09be21fa344d1f5585aab8164bfae55f57e3 ]

Signed-off-by: Trond Myklebust <trond.myklebust@...merspace.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/nfs/nfs4state.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index c36ef75f2054b..b3086e99420c7 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -2613,7 +2613,7 @@ static void nfs4_state_manager(struct nfs_client *clp)
 			return;
 		if (test_and_set_bit(NFS4CLNT_MANAGER_RUNNING, &clp->cl_state) != 0)
 			return;
-	} while (refcount_read(&clp->cl_count) > 1);
+	} while (refcount_read(&clp->cl_count) > 1 && !signalled());
 	goto out_drain;
 
 out_error:
-- 
2.20.1