From faa6c35e78dd0c843de15e08e91211625bb1df67 Mon Sep 17 00:00:00 2001 From: Liam Date: Thu, 12 Oct 2023 21:07:49 -0400 Subject: [PATCH] qt: ensure worker cancellation is complete before clearing --- src/yuzu/game_list.cpp | 5 +++-- src/yuzu/game_list_worker.cpp | 7 ++++--- src/yuzu/game_list_worker.h | 5 ++++- 3 files changed, 11 insertions(+), 6 deletions(-) diff --git a/src/yuzu/game_list.cpp b/src/yuzu/game_list.cpp index 74f48031ae..2bb1a0239b 100644 --- a/src/yuzu/game_list.cpp +++ b/src/yuzu/game_list.cpp @@ -826,12 +826,13 @@ void GameList::PopulateAsync(QVector& game_dirs) { tree_view->setColumnHidden(COLUMN_SIZE, !UISettings::values.show_size); tree_view->setColumnHidden(COLUMN_PLAY_TIME, !UISettings::values.show_play_time); + // Before deleting rows, cancel the worker so that it is not using them + emit ShouldCancelWorker(); + // Delete any rows that might already exist if we're repopulating item_model->removeRows(0, item_model->rowCount()); search_field->clear(); - emit ShouldCancelWorker(); - GameListWorker* worker = new GameListWorker(vfs, provider, game_dirs, compatibility_list, play_time_manager, system); diff --git a/src/yuzu/game_list_worker.cpp b/src/yuzu/game_list_worker.cpp index 588f1dd6e1..077ced12b6 100644 --- a/src/yuzu/game_list_worker.cpp +++ b/src/yuzu/game_list_worker.cpp @@ -293,7 +293,7 @@ void GameListWorker::AddTitlesToGameList(GameListDir* parent_dir) { void GameListWorker::ScanFileSystem(ScanTarget target, const std::string& dir_path, bool deep_scan, GameListDir* parent_dir) { const auto callback = [this, target, parent_dir](const std::filesystem::path& path) -> bool { - if (stop_processing) { + if (stop_requested) { // Breaks the callback loop. return false; } @@ -399,7 +399,6 @@ void GameListWorker::ScanFileSystem(ScanTarget target, const std::string& dir_pa } void GameListWorker::run() { - stop_processing = false; provider->ClearAllEntries(); for (UISettings::GameDir& game_dir : game_dirs) { @@ -427,9 +426,11 @@ void GameListWorker::run() { } emit Finished(watch_list); + processing_completed.Set(); } void GameListWorker::Cancel() { this->disconnect(); - stop_processing = true; + stop_requested.store(true); + processing_completed.Wait(); } diff --git a/src/yuzu/game_list_worker.h b/src/yuzu/game_list_worker.h index 2bb0a0cb6b..54dc05e308 100644 --- a/src/yuzu/game_list_worker.h +++ b/src/yuzu/game_list_worker.h @@ -12,6 +12,7 @@ #include #include +#include "common/thread.h" #include "yuzu/compatibility_list.h" #include "yuzu/play_time_manager.h" @@ -82,7 +83,9 @@ private: const PlayTime::PlayTimeManager& play_time_manager; QStringList watch_list; - std::atomic_bool stop_processing; + + Common::Event processing_completed; + std::atomic_bool stop_requested = false; Core::System& system; };