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Revert "Copy commit queue in check_new_wayland_res"

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This reverts commit 9c9a8093ee.
This commit is contained in:
Pierre-Loup A. Griffais 2020-07-24 15:01:31 -07:00
parent fb2fd1127a
commit 0757f2676b
1 changed files with 60 additions and 54 deletions
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32
src/steamcompmgr.cpp
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@ -2074,27 +2074,22 @@ void handle_done_commits( void )
void check_new_wayland_res( void )
{
// When importing buffer, we'll potentially need to perform operations with
// a wlserver lock (e.g. wlr_buffer_lock). We can't do this with a
// wayland_commit_queue lock because that causes deadlocks.
std::vector<ResListEntry_t> tmp_queue;
// We need to release buffers without having a commit queue lock, otherwise
// we won't be able to lock wlserver without a deadlock
std::vector<struct wlr_buffer *> release_queue;
{
std::lock_guard<std::mutex> lock( wayland_commit_lock );
tmp_queue = wayland_commit_queue;
wayland_commit_queue.clear();
}
for ( uint32_t i = 0; i < tmp_queue.size(); i++ )
for ( uint32_t i = 0; i < wayland_commit_queue.size(); i++ )
{
struct wlr_buffer *buf = tmp_queue[ i ].buf;
struct wlr_buffer *buf = wayland_commit_queue[ i ].buf;
win *w = find_win( tmp_queue[ i ].surf );
win *w = find_win( wayland_commit_queue[ i ].surf );
if ( w == nullptr )
{
wlserver_lock();
wlr_buffer_unlock( buf );
wlserver_unlock();
release_queue.push_back( buf );
fprintf (stderr, "waylandres but no win\n");
continue;
}
@ -2135,6 +2130,17 @@ void check_new_wayland_res( void )
// Wake up commit wait thread if chilling
waitListSem.signal();
}
wayland_commit_queue.clear();
}
wlserver_lock();
for ( uint32_t i = 0; i < release_queue.size(); i++ )
{
wlr_buffer_unlock( release_queue[ i ] );
}
wlserver_unlock();
release_queue.clear();
}
int