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Fix #6753

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Fix "Illegal instruction" due to recursive acquisition/multi release on a RWLock

See #6753 notes
This commit is contained in:
Julien ROGER 2016-12-02 00:05:58 +01:00 committed by Tim Mayberry
parent c5cda446e0
commit 0356d64195
1 changed files with 14 additions and 6 deletions
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20
libs/ardour/playlist.cc
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@ -676,7 +676,11 @@ Playlist::flush_notifications (bool from_undo)
framepos_t pos = position;
if (times == 1 && auto_partition){
partition(pos - 1, (pos + region->length()), true);
RegionList thawlist;
partition_internal (pos - 1, (pos + region->length()), true, thawlist);
for (RegionList::iterator i = thawlist.begin(); i != thawlist.end(); ++i) {
(*i)->resume_property_changes ();
}
}
if (itimes >= 1) {
@ -873,8 +877,10 @@ Playlist::flush_notifications (bool from_undo)
Playlist::partition (framepos_t start, framepos_t end, bool cut)
{
RegionList thawlist;
partition_internal (start, end, cut, thawlist);
{
RegionWriteLock lock(this);
partition_internal (start, end, cut, thawlist);
}
for (RegionList::iterator i = thawlist.begin(); i != thawlist.end(); ++i) {
(*i)->resume_property_changes ();
@ -892,7 +898,6 @@ Playlist::flush_notifications (bool from_undo)
RegionList new_regions;
{
RegionWriteLock rlock (this);
boost::shared_ptr<Region> region;
boost::shared_ptr<Region> current;
@ -1119,7 +1124,7 @@ Playlist::flush_notifications (bool from_undo)
//keep track of any dead space at end (for pasting into Ripple or Splice mode)
framepos_t wanted_length = end-start;
_end_space = wanted_length - get_extent().second-get_extent().first;
_end_space = wanted_length - _get_extent().second - _get_extent().first;
}
boost::shared_ptr<Playlist>
@ -1185,7 +1190,10 @@ Playlist::flush_notifications (bool from_undo)
return boost::shared_ptr<Playlist>();
}
partition_internal (start, start+cnt-1, true, thawlist);
{
RegionWriteLock rlock (this);
partition_internal (start, start+cnt-1, true, thawlist);
}
for (RegionList::iterator i = thawlist.begin(); i != thawlist.end(); ++i) {
(*i)->resume_property_changes();