Don't flush attribute cache the first time when stating a lock file. Usually the locking works fine without it.
Don't flush attribute cache the first time when stating a lock file. Usually
the locking works fine without it.

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branch : HEAD

jwm/dovecot-notmuch,jwm/dovecot-notmuch,jkerihuel/dovecot,jwm/dovecot-notmuch,jkerihuel/dovecot,jkerihuel/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,jkerihuel/dovecot,jwm/dovecot-notmuch