Re: [Qemu-devel] [PATCH v7 3/4] monitor: more comments on lock-free fleids/funcs

[Peter Xu]

On Thu, May 24, 2018 at 10:41:09AM +0200, Markus Armbruster wrote:
> Regarding the subject: what are "fleids"?

Ouch. :( I meant the word "fields".

> 
> Peter Xu <address@hidden> writes:
> 
> > Add some explicit comment for both Readline and cpu_set/cpu_get helpers
> > that they do not need the mon_lock protection.
> >
> > Signed-off-by: Peter Xu <address@hidden>
> > ---
> >  monitor.c | 12 +++++++++++-
> >  1 file changed, 11 insertions(+), 1 deletion(-)
> >
> > diff --git a/monitor.c b/monitor.c
> > index d6c3c08932..f01589f945 100644
> > --- a/monitor.c
> > +++ b/monitor.c
> > @@ -207,7 +207,16 @@ struct Monitor {
> >      int suspend_cnt;            /* Needs to be accessed atomically */
> >      bool skip_flush;
> >      bool use_io_thr;
> > +
> > +    /*
> > +     * State used only in the thread "owning" the monitor.
> > +     * If @use_io_thr, this is mon_global.mon_iothread.
> > +     * Else, it's the main thread.
> > +     * These members can be safely accessed without locks.
> > +     */
> >      ReadLineState *rs;
> > +    // other members that aren't shared
> 
> Whoops, misunderstanding!  I meant this line as a placeholder, to
> further illustrate my intent.  It should not be committed.  If we need a
> comment here, it should use /* traditional comment syntax */.

My fault.

Please let me know if you want me to repost...  Thanks,

-- 
Peter Xu