[Gluster-devel] Integrating liburcu source into the glusterfs source tree

[Deepak Shetty]

On Thu, Jan 29, 2015 at 5:05 PM, Kaushal M <kshlmster at gmail.com> wrote:

> Hi all,
> I had started a thread previously on the efforts we are undertaking to
> improve thread synchronization in GlusterD [1]. I had mentioned that we
> will be using RCU for synchronization and the userspace RCU library
> (liburcu) [2] for implementation.
>
> I am now in a almost in a position to submit changes to Gerrit for review.
> But, I have an obstacle of making liburcu available on the jenkins slaves.
>
> I have begun development using the 0.8.6 version of liburcu, which is the
> latest stable release. EPEL has liburcu packages for CentOS 6 and 7, but
> they are the of the older 0.7.* versions. Fedora has packages more recent
> packages, but they are still older, 0.8.1. [3].
>
> Considering the above situation with binary packages, I'm considering
> adding liburcu into the GlusterFS tree as a part of /contrib. This will be
> similar in vein to the argp-standalone library.
>
> liburcu is licensed under LGPL-v2.1, so I don't think there is going to be
> any problem including it. But IANAL, so I would like to know of if this
> would if this is okay from a legal perspective.
>
> I'll add the liburcu source to our tree and push the change for review.
> I'm not really familiar with autotools, so I'll need some help integrating
> it into our build system. I'll update the list when I have pushed the
> change for review.
>

How do you intend to add, as a git submodule or ?
I had worked on GNU autotools in the past, but frankly don't remember much
of it. If any help is needed I can try, or can get someone to help from my
ex-company :)

thanx,
deepak
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