[Bug 679652] New: [0.11] Minibobject lock/unlock race
GStreamer (bugzilla.gnome.org)
bugzilla at gnome.org
Mon Jul 9 14:52:54 PDT 2012
https://bugzilla.gnome.org/show_bug.cgi?id=679652
GStreamer | gstreamer (core) | 0.11.x
Summary: [0.11] Minibobject lock/unlock race
Classification: Platform
Product: GStreamer
Version: 0.11.x
OS/Version: All
Status: UNCONFIRMED
Severity: major
Priority: Normal
Component: gstreamer (core)
AssignedTo: gstreamer-bugs at lists.freedesktop.org
ReportedBy: matej.knopp at gmail.com
QAContact: gstreamer-bugs at lists.freedesktop.org
GNOME version: ---
Created an attachment (id=218367)
--> (https://bugzilla.gnome.org/attachment.cgi?id=218367)
Patch
gst_mini_object_lock/unlock with GST_LOCK_FLAG_EXCLUSIVE sometimes fails to
increment/decrement lock state. It happens when
g_atomic_int_compare_and_exchange fails to update the variable on the first
time, because access_mode does not have GST_LOCK_FLAG_EXCLUSIVE flag set
anymore.
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