<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - WARNING: CPU: 0 PID: 487 at drivers/gpu/drm/amd/amdgpu/../display /dc/gpio/gpio_base.c:64 dal_gpio_open_ex+0xc/0x30 [amdgpu]" href="https://bugs.freedesktop.org/show_bug.cgi?id=105725#c13">Comment # 13</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - WARNING: CPU: 0 PID: 487 at drivers/gpu/drm/amd/amdgpu/../display /dc/gpio/gpio_base.c:64 dal_gpio_open_ex+0xc/0x30 [amdgpu]" href="https://bugs.freedesktop.org/show_bug.cgi?id=105725">bug 105725</a> from <a class="email" href="mailto:petrcvekcz@gmail.com" title="Petr Cvek <petrcvekcz@gmail.com>"> Petr Cvek</a> <pre>Comment on <a href="attachment.cgi?id=142485" name="attach_142485" title="Suggested fix with a semaphore">attachment 142485</a> <a href="attachment.cgi?id=142485&action=edit" title="Suggested fix with a semaphore">[details]</a> <a href='page.cgi?id=splinter.html&bug=105725&attachment=142485'>[review]</a> Suggested fix with a semaphore It seems there is a race condition between multiple threads which calls dal_ddc_open(). With attached patch (testing only, ugly) there are no warnings anymore.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>