From: "Reshetova, Elena" <elena.reshetova@intel.com>
To: Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"cgroups@vger.kernel.org" <cgroups@vger.kernel.org>,
"linux-audit@redhat.com" <linux-audit@redhat.com>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>,
"tj@kernel.org" <tj@kernel.org>,
"mingo@redhat.com" <mingo@redhat.com>,
"hannes@cmpxchg.org" <hannes@cmpxchg.org>,
"lizefan@huawei.com" <lizefan@huawei.com>,
"acme@kernel.org" <acme@kernel.org>,
"alexander.shishkin@linux.intel.com"
<alexander.shishkin@linux.intel.com>,
"eparis@redhat.com" <eparis@redhat.com>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"arnd@arndb.de" <arnd@arndb.de>,
"luto@kernel.org" <luto@kernel.org>,
"keescook@chromium.org" <keescook@chromium.org>,
Hans Liljestrand <ishkamiel@gmail.com>,
David Windsor <dwindsor@gmail.com>
Subject: RE: [PATCH 14/15] kernel: convert futex_pi_state.refcount from atomic_t to refcount_t
Date: Fri, 7 Jul 2017 10:27:27 +0000 [thread overview]
Message-ID: <2236FBA76BA1254E88B949DDB74E612B6FF21DCD@IRSMSX102.ger.corp.intel.com> (raw)
In-Reply-To: <alpine.DEB.2.20.1707071149500.1871@nanos>
> On Fri, 7 Jul 2017, Peter Zijlstra wrote:
>
> > On Fri, Jul 07, 2017 at 12:04:28PM +0300, Elena Reshetova wrote:
> > > refcount_t type and corresponding API should be
> > > used instead of atomic_t when the variable is used as
> > > a reference counter. This allows to avoid accidental
> > > refcounter overflows that might lead to use-after-free
> > > situations.
> > >
> > > Signed-off-by: Elena Reshetova <elena.reshetova@intel.com>
> > > Signed-off-by: Hans Liljestrand <ishkamiel@gmail.com>
> > > Signed-off-by: Kees Cook <keescook@chromium.org>
> > > Signed-off-by: David Windsor <dwindsor@gmail.com>
> >
> > I'll let tglx comment on the SoB chain, I know he likes those :-) You
> > did Cc him right, seeing how he's the maintainer of this stuff..
>
> Right, that SOB chain is crap. It suggests that the patch was written by
> Elena and then carried on by Hans, handed over to Kees and from there to
> David. And now it's resent by Elena. Circular dependencies or what?
I will fix SOB on all patches and resend.
Best Regards,
Elena
next prev parent reply other threads:[~2017-07-07 10:27 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-07 9:04 [PATCH 00/15] v2 kernel core refcount conversions Elena Reshetova
2017-07-07 9:04 ` [PATCH 01/15] kernel: convert sighand_struct.count from atomic_t to refcount_t Elena Reshetova
2017-07-07 9:04 ` [PATCH 02/15] kernel: convert signal_struct.sigcnt " Elena Reshetova
2017-07-07 9:04 ` [PATCH 03/15] kernel: convert user_struct.__count " Elena Reshetova
2017-07-07 9:04 ` [PATCH 04/15] kernel: convert task_struct.usage " Elena Reshetova
2017-07-07 9:04 ` [PATCH 05/15] kernel: convert task_struct.stack_refcount " Elena Reshetova
2017-07-07 9:04 ` [PATCH 06/15] kernel: convert perf_event_context.refcount " Elena Reshetova
2017-07-07 9:27 ` Peter Zijlstra
2017-07-07 10:18 ` Reshetova, Elena
2017-07-07 9:04 ` [PATCH 07/15] kernel: convert ring_buffer.refcount " Elena Reshetova
2017-07-07 9:04 ` [PATCH 08/15] kernel: convert ring_buffer.aux_refcount " Elena Reshetova
2017-07-07 9:04 ` [PATCH 09/15] kernel: convert uprobe.ref " Elena Reshetova
2017-07-07 9:04 ` [PATCH 10/15] kernel: convert nsproxy.count " Elena Reshetova
2017-07-07 9:04 ` [PATCH 11/15] kernel: convert group_info.usage " Elena Reshetova
2017-07-07 9:04 ` [PATCH 12/15] kernel: convert cred.usage " Elena Reshetova
2017-07-07 9:04 ` [PATCH 13/15] kernel: convert numa_group.refcount " Elena Reshetova
2017-07-07 9:29 ` Peter Zijlstra
2017-07-07 10:19 ` Reshetova, Elena
2017-07-07 9:04 ` [PATCH 14/15] kernel: convert futex_pi_state.refcount " Elena Reshetova
2017-07-07 9:26 ` Peter Zijlstra
2017-07-07 9:52 ` Thomas Gleixner
2017-07-07 10:27 ` Reshetova, Elena [this message]
2017-07-07 10:35 ` Ingo Molnar
2017-07-07 13:22 ` gregkh
2017-07-07 10:24 ` Reshetova, Elena
2017-07-07 11:11 ` Peter Zijlstra
2017-07-07 9:04 ` [PATCH 15/15] kernel: convert kcov.refcount " Elena Reshetova
2017-07-17 10:43 [PATCH 00/15] v3 kernel core pieces refcount conversions Elena Reshetova
2017-07-17 10:43 ` [PATCH 14/15] kernel: convert futex_pi_state.refcount from atomic_t to refcount_t Elena Reshetova
2017-07-17 14:25 ` Thomas Gleixner
2017-07-17 16:51 ` Reshetova, Elena
2017-07-17 17:57 ` Thomas Gleixner
2017-07-18 9:39 ` Reshetova, Elena
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