On Mon, 2013-07-08 at 22:42 +0400, [email protected] wrote: > Hello, > > Is it safe to change lines in > plugins/quota/quota-maildir.c::maildirsize_write() from > fd = file_dotlock_open_group(.., DOTLOCK_CREATE_FLAG_NONBLOCK, ..); > to > fd = file_dotlock_open_group(.., 0, ..); ? > > Rationale is: exim+cpanel frequently leave stale maldirsize.lock, but when > quota plugin try to dotlock maildirsize, it do this with NONBLOCK flag and > just once, so first lock fails with EAGAIN and second may never happen. (When > last mail is over quota this also prevent user from further receiving any > mail because quota remain exceeded, forver. This is annoing problem.) I > wonder if it is possible to do easy fix problem by removing NONBLOCK flag, > but as I don't understand why this NONBLOCK flag is used in the first place I > decided to ask developers in the list for approval.
Here's a better fix: http://hg.dovecot.org/dovecot-2.2/rev/24d6708cea76
