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[DLM] Fix lowcomms socket closing

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This patch fixes the slight mess made in lowcomms closing by previous patches
and fixes all sorts of DLM hangs.

Signed-Off-By: Patrick Caulfield <pcaulfie@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Patrick Caulfield 2007-08-20 15:13:38 +01:00 committed by Steven Whitehouse
parent a13b8c5f23
commit 61d96be0f4
1 changed files with 4 additions and 12 deletions
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16
fs/dlm/lowcomms.c
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@ -334,18 +334,8 @@ static void close_connection(struct connection *con, bool and_other)
con->rx_page = NULL;
}
/* If we are an 'othercon' then NULL the pointer to us
from the parent and tidy ourself up */
if (test_bit(CF_IS_OTHERCON, &con->flags)) {
struct connection *parent = __nodeid2con(con->nodeid, 0);
parent->othercon = NULL;
kmem_cache_free(con_cache, con);
}
else {
/* Parent connections get reused */
con->retries = 0;
mutex_unlock(&con->sock_mutex);
}
con->retries = 0;
mutex_unlock(&con->sock_mutex);
}
/* We only send shutdown messages to nodes that are not part of the cluster */
@ -731,6 +721,8 @@ static int tcp_accept_from_sock(struct connection *con)
INIT_WORK(&othercon->swork, process_send_sockets);
INIT_WORK(&othercon->rwork, process_recv_sockets);
set_bit(CF_IS_OTHERCON, &othercon->flags);
}
if (!othercon->sock) {
newcon->othercon = othercon;
othercon->sock = newsock;
newsock->sk->sk_user_data = othercon;