If mmap_disable=yes, don't reopen index file unless we really have to, because it causes cache sync to get lost.
If mmap_disable=yes, don't reopen index file unless we really have to,
because it causes cache sync to get lost.

Distrotech/dovecot,Distrotech/dovecot,Distrotech/dovecot,Distrotech/dovecot,Distrotech/dovecot