Messages in this thread | | | Date | Thu, 10 Jan 2013 08:57:54 -0800 | From | Stephen Hemminger <> | Subject | Re: [RELEASE] Userspace RCU 0.7.6 |
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On Thu, 10 Jan 2013 11:42:41 -0500 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> wrote:
> * Stephen Hemminger (shemminger@vyatta.com) wrote: > > On Wed, 9 Jan 2013 13:46:17 -0500 > > Mathieu Desnoyers <mathieu.desnoyers@efficios.com> wrote: > > > > > liburcu is a LGPLv2.1 userspace RCU (read-copy-update) library. This > > > data synchronization library provides read-side access which scales > > > linearly with the number of cores. It does so by allowing multiples > > > copies of a given data structure to live at the same time, and by > > > monitoring the data structure accesses to detect grace periods after > > > which memory reclamation is possible. > > > > > > liburcu-cds provides efficient data structures based on RCU and > > > lock-free algorithms. Those structures include hash tables, queues, > > > stacks, and doubly-linked lists. > > > > > > This is a bugfix release, mainly fixing handling of processes using > > > call_rcu, then fork() without following exec(), and then continuing use > > > of synchronize_rcu() or call_rcu() in the child process. A hang in > > > synchronize_rcu() in the child could occur, which is fixed by this > > > release. > > > > > > Changelog: > > > 2013-01-09 Userspace RCU 0.7.6 > > > * Discourage use of pthread_atfork() for call_rcu handlers > > > * Fix call_rcu fork handling > > > * test: fork handling > > > * Fix TLS detection: test with linker, add --disable-compiler-tls > > > * Cleanup: cast pthread_self() return value to unsigned long > > > * Fallback mechanism not working on platform where TLS is unsupported > > > > > > Project website: http://lttng.org/urcu > > > Download link: http://lttng.org/files/urcu/ > > > > > > > Why is the git repository still at 0.7.4 and there is no tag for 0.7.6? > > Am I looking at the right place? > > $ git remote -v > > origin git://git.lttng.org/userspace-rcu.git (fetch) > > I tried doing this to confirm: > > git clone git://git.lttng.org/userspace-rcu.git > cd userspace-rcu > git tag -l > > and v0.7.6 is there. > > Please note that this tag is in the stable-0.7 branch (not master). > > Please let me know if the problem persists for you after making sure you > use the right branch. > > Thanks, > > Mathieu >
Ok, I didn't see the stable branch.
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