linux-kernel - RE: [PATCH 0/4] lockd refcount conversions

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Date:   Thu, 30 Nov 2017 07:48:52 +0000
From:   "Reshetova, Elena" <elena.reshetova@...el.com>
To:     "J. Bruce Fields" <bfields@...ldses.org>
CC:     "linux-nfs@...r.kernel.org" <linux-nfs@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "jlayton@...nel.org" <jlayton@...nel.org>,
        "trond.myklebust@...marydata.com" <trond.myklebust@...marydata.com>,
        "anna.schumaker@...app.com" <anna.schumaker@...app.com>,
        "peterz@...radead.org" <peterz@...radead.org>,
        "keescook@...omium.org" <keescook@...omium.org>
Subject: RE: [PATCH 0/4] lockd refcount conversions

> Thanks, applying all four for 4.16.--b.

Thank you very much!

Best Regards,
Elena.

> 
> On Wed, Nov 29, 2017 at 01:15:42PM +0200, Elena Reshetova wrote:
> > This series, for lockd component, replaces atomic_t reference
> > counters with the new refcount_t type and API (see include/linux/refcount.h).
> > By doing this we prevent intentional or accidental
> > underflows or overflows that can led to use-after-free vulnerabilities.
> >
> > The patches are fully independent and can be cherry-picked separately.
> > If there are no objections to the patches, please merge them via respective
> tree.
> >
> > Elena Reshetova (4):
> >   lockd: convert nlm_host.h_count from atomic_t to refcount_t
> >   lockd: convert nsm_handle.sm_count from atomic_t to refcount_t
> >   lockd: convert nlm_lockowner.count from atomic_t to refcount_t
> >   lockd: convert nlm_rqst.a_count from atomic_t to refcount_t
> >
> >  fs/lockd/clntproc.c         | 14 +++++++-------
> >  fs/lockd/host.c             | 16 ++++++++--------
> >  fs/lockd/mon.c              | 14 +++++++-------
> >  fs/lockd/svcproc.c          |  2 +-
> >  include/linux/lockd/lockd.h |  9 +++++----
> >  5 files changed, 28 insertions(+), 27 deletions(-)
> >
> > --
> > 2.7.4