[Swan-commit] Changes to ref refs/heads/master

[Andrew Cagney]

New commits:
commit 9df86fa93d42e70a18420cb4359462488ff463ac
Merge: ed253f2 d872f5a
Author: Andrew Cagney <cagney at gnu.org>
Date:   Wed Sep 6 14:45:07 2017 -0400

    logging: eliminate more double buffers and global state accesses from helper threads
    
    From lswlog_log_errno() and exit_log().
    
    Merge commit 'd872f5abb5cb0f8d37f3c196657d55e624078ab6'

commit d872f5abb5cb0f8d37f3c196657d55e624078ab6
Author: Andrew Cagney <cagney at gnu.org>
Date:   Wed Sep 6 14:37:46 2017 -0400

    logging: in exit_log() don't add state/connection prefix when helper thread
    
    and avoid a double-buffer

commit f144ba8a3cf4f62292cc7a456db396e325672525
Author: Andrew Cagney <cagney at gnu.org>
Date:   Wed Sep 6 14:33:14 2017 -0400

    logging: in lswlog_log_errno() don't add state/connection prefix when helper thread
    
    and avoid a double-buffer