On Wed, 2014-04-09 at 21:01 +0200, Jean Delvare wrote: > Certainly there is some ACPI lock to prevent ACPI from racing with > itself. Can't we just use it too? There may be, but it's up to the firmware vendor to implement that and there's no standard. Some systems may just skip it because there's only a single entry point. -- Matthew Garrett <matthew.garrett@xxxxxxxxxx> ��.n��������+%������w��{.n�����{�����ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f