linux-kernel - RE: [PATCH 1/5] sched: convert sighand_struct.count to refcount

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Date:   Fri, 18 Jan 2019 17:24:19 +0000
From:   "Reshetova, Elena" <elena.reshetova@...el.com>
To:     Andrea Parri <andrea.parri@...rulasolutions.com>
CC:     "mingo@...hat.com" <mingo@...hat.com>,
        "peterz@...radead.org" <peterz@...radead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
        "viro@...iv.linux.org.uk" <viro@...iv.linux.org.uk>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "keescook@...omium.org" <keescook@...omium.org>,
        "tglx@...utronix.de" <tglx@...utronix.de>
Subject: RE: [PATCH 1/5] sched: convert sighand_struct.count to refcount_t

> Hi Elena,

Hi!

> 
> [...]
> 
> > **Important note for maintainers:
> >
> > Some functions from refcount_t API defined in lib/refcount.c
> > have different memory ordering guarantees than their atomic
> > counterparts.
> > The full comparison can be seen in
> > https://lkml.org/lkml/2017/11/15/57 and it is hopefully soon
> > in state to be merged to the documentation tree.
> 
> Just a remark to point out that that document got merged, even though
> in a different location/format: c.f.,
> 
>   b6e859f6cdd1 ("docs: refcount_t documentation")
> 

Ups, indeed, forgot that we merged the docs. It has been long time that 
these patches has been sitting in my old repo. 

Best Regards,
Elena.