On Mon, 29 Apr 2019 22:38:42 +0800, Junchang Wang wrote:
> Hi list,
>
> Variable rcu_gp_ctr is accessed concurrently by the updater and readers,
> and hence should be protected by READ_ONCE() and WRITE_ONCE(). This patch
> set updates rcu and rcu_qs.
>
> The tex file is updated accordingly. And a new scheme, which is suggested
> by Akira and can extract code snippets from the source code, has been
> applied.
>
> Please note that rcu_nest also needs to be updated. I will first make sure
> that I'm fully understand how it works, and then submit a patch for it.
>
Hi Junchang,
Thanks for doing all this.
One thing I'd like you to be aware of is that when a patch is updated heavily
like this, Reviewed-by: tags should be dropped.
I'll review this patch set in a few days. Please give me a little while.
Thanks, Akira
> --
> Junchang Wang (2):
> rcu: Use READ_ONCE() and WRITE_ONCE() for shared variable rcu_gp_ctr
> rcu_qs: Use READ_ONCE() AND WRITE_ONCE() for shared variable
> rcu_gp_ctr
>
> CodeSamples/defer/rcu.c | 30 ++++---
> CodeSamples/defer/rcu.h | 21 +++--
> CodeSamples/defer/rcu_qs.c | 29 ++++---
> CodeSamples/defer/rcu_qs.h | 42 ++++-----
> appendix/toyrcu/toyrcu.tex | 207 +++++++++++++++++----------------------------
> 5 files changed, 146 insertions(+), 183 deletions(-)
>
