+2011-09-29 Userspace RCU 0.6.5
+ * call_rcu: Document call_rcu requirements
+ * call_rcu: fix error handling of malloc error
+ * urcu call_rcu: Use RCU read-side protection for per-cpu call_rcu data
+ * urcu,call_rcu: Cleanup call_rcu_data pointers before use in child
+ * urcu,call_rcu: avoid create call_rcu_data for child when unneed
+ * urcu,defer_rcu: Make defer_rcu encoding more compact for marker
+ * urcu_defer: Use cancellation flag instead of pthread_cancel()
+ * urcu,call_rcu: protects call_rcu_data_list when remove node
+ * Create default call rcu data upon per-cpu call-rcu teardown
+ * powerpc: use __NO_LWSYNC__ check to use appropriate lwsync/sync opcode
+ * cmm: provide lightweight smp_rmb/smp_wmb on PPC
+ * atomic: provide seq_cst semantics on powerpc
+ * avoid leaking crdp for failed path
+ * Return -EEXIST when the old cpu call_rcu_data has not been removed
+ * protect writing to per_cpu_call_rcu_data[*]
+ * wake up default call_rcu thread after we move the leftover callbacks
+ * avoid memory leak in call_rcu_data_free()
+ * urcu call_rcu: fix use after free()
+ * use get_cpu_call_rcu_data() for get_call_rcu_data()
+ * init maxcpus before use
+ * call_rcu implementation: add missing static
+ * Document QSBR interaction with mutexes
+ * urcu-pointer: implement URCU_FORCE_CAST for C++ compatibility of urcu-pointer.h
+ * urcu-qsbr: use rcu_thread_offline/rcu_thread_online instead of inlining them
+ * Pair all_cpu call_rcu create with free
+ * QSBR: add missing wakeups in synchronize_rcu code
+ * cmm: do not generate code for smp_rmb/smp_wmb on x86_64
+ * cmm: let per-arch files provide cmm_smp_* barriers
+ * Optimize caa_get_cycles() for PowerPC64
+ * lfq/lfs tests: use call_rcu
+ * list: Add cds_list_first_entry
+ * rculfstack/queue: define _LGPL_SOURCE around static header include
+ * Add __rcu annotation (unimplemented)
+ * Fix incorrect fsf address in header files
+ * wfstack: push returns prior stack emptiness state
+ * Make lf stack push return if the stack was empty
+ * Document caa_container_of
+ * urcu-bp: do not call munmap for NULL registry at exit
+ * urcu libraries can directly use the _LGPL_SOURCE wfqueue
+ * rculfstack: document "push"
+ * Add runall.sh to tarball
+ * Fix build order of liburcu-cds-common
+ * Fix missing check for SYS_membarrier in map header
+ * urcu-qsbr: avoid useless futex wakeups and burning CPU for long grace periods
+ * api: reimplement BUILD_BUG_ON in compiler.h
+ * test api cleanup: remove unused primitives
+ * put thread offline while waiting for the init flag
+ * urcu: move private definitions to .c file
+ * urcu-bp: move private definitions to .c file
+ * urcu-qsbr: move private definitions to .c file
+ * rcutorture: fix rcutorture-qsbr
+ * wfqueue: fix type-incorrect assignment
+ * Fix tests Makefile EXTRA_DIST to use api.h
+ * Fix choice of default flavour in urcu/map/urcu.h
+ * api: remove list/hlist
+ * api: remove arch-specific files
+ * api: make api_gcc.h a superset of the other headers
+ * tests api: remove atomics
+ * put thread offline while waiting for the init flag
+ * urcu: move private definitions to .c file
+ * urcu-bp: move private definitions to .c file
+ * urcu-qsbr: move private definitions to .c file
+ * rcutorture: fix rcutorture-qsbr
+ * wfqueue: fix type-incorrect assignment
+ * Use caa_ prefix for min() and max()
+
2011-07-21 Userspace RCU 0.6.4
* uatomic: Fix ARM build errors in uatomic.
* urcu tests: hold mutex across use of custom allocator.