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Work around an NVIDIA driver bug that would cause Clementine to use 100% cpu on shutdown.

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This commit is contained in:
David Sansome 2011-10-23 15:43:41 +01:00
parent 1b6ce64532
commit 5237c005c9
1 changed files with 26 additions and 1 deletions
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27
src/main.cpp
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@ -462,5 +462,30 @@ int main(int argc, char *argv[]) {
QObject::connect(&a, SIGNAL(messageReceived(QByteArray)), &w, SLOT(CommandlineOptionsReceived(QByteArray)));
w.CommandlineOptionsReceived(options);
return a.exec();
int ret = a.exec();
#ifdef Q_OS_LINUX
// The nvidia driver would cause Clementine (or any application that used
// opengl) to use 100% cpu on shutdown. See:
// http://code.google.com/p/clementine-player/issues/detail?id=2088
// https://bugs.gentoo.org/show_bug.cgi?id=375615
// Work around this problem by exiting immediately (and not running the buggy
// nvidia atexit shutdown handler) if we're using one of the affected versions
// of the nvidia driver.
QFile self_maps("/proc/self/maps");
if (self_maps.open(QIODevice::ReadOnly)) {
QByteArray data = self_maps.readAll();
if (data.contains("libnvidia-tls.so.285.03") ||
data.contains("libnvidia-tls.so.280.13") ||
data.contains("libnvidia-tls.so.275.28") ||
data.contains("libnvidia-tls.so.275.19")) {
qLog(Warning) << "Exiting immediately to work around NVIDIA driver bug";
_exit(ret);
}
self_maps.close();
}
#endif
return ret;
}