Re: [PATCH] nptl: pthread_rwlock_rdlock return in low priority

[Xi Ruoyao <xry111@xry111.site>]

On Tue, 2023-03-07 at 17:06 +0800, abush wang via Libc-alpha wrote:
> Actually, i can not send mail without any change by git sendmail, so I
> add
> a empty line.
> This is just a mail for advisory

Don't use git send-email then.  It's a utility to send patches as mails,
not ordinary mails.

If you need a CLI tool for email use sendmail or something.
> 
> Florian Weimer <fweimer@redhat.com> 于2023年3月7日周二 16:56写道：
> 
> > * abushwang via Libc-alpha:
> > 
> > > diff --git a/nptl/pthread_rwlock_common.c
> > > b/nptl/pthread_rwlock_common.c
> > > index 5266a00ed1..35b00fc14f 100644
> > > --- a/nptl/pthread_rwlock_common.c
> > > +++ b/nptl/pthread_rwlock_common.c
> > > @@ -389,6 +389,7 @@ __pthread_rwlock_rdlock_full64
> > > (pthread_rwlock_t
> > *rwlock, clockid_t clockid,
> > >       complexity.  */
> > >    if (__glibc_likely ((r & PTHREAD_RWLOCK_WRPHASE) == 0))
> > >      return 0;
> > > +
> > >    /* Otherwise, if we were in a write phase (states #6 or #8), we
> > > must
> > wait
> > >       for explicit hand-over of the read phase; the only exception
> > > is if
> > we
> > >       can start a read phase if there is no primary writer
> > > currently.  */
> > 
> > This does not seem to be the right patch?
> > 
> > Thanks,
> > Florian
> > 
> > 

-- 
Xi Ruoyao <xry111@xry111.site>
School of Aerospace Science and Technology, Xidian University