Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Fri, 17 Jul 2020 17:12:59 -0700
From:   "Paul E. McKenney" <paulmck@kernel.org>
To:     Naresh Kamboju <naresh.kamboju@linaro.org>
Cc:     madhuparnabhowmik10@gmail.com,
        Dexuan-Linux Cui <dexuan.linux@gmail.com>,
        Josh Triplett <josh@joshtriplett.org>,
        Joel Fernandes <joel@joelfernandes.org>,
        Paolo Bonzini <pbonzini@redhat.com>, rcu@vger.kernel.org,
        open list <linux-kernel@vger.kernel.org>,
        X86 ML <x86@kernel.org>, kvm list <kvm@vger.kernel.org>,
        frextrite@gmail.com, lkft-triage@lists.linaro.org,
        Dexuan Cui <decui@microsoft.com>, juhlee@microsoft.com,
        Daniel =?iso-8859-1?Q?D=EDaz?= <daniel.diaz@linaro.org>
Subject: Re: [PATCH 2/2] kvm: mmu: page_track: Fix RCU list API usage
Message-ID: <20200718001259.GY9247@paulmck-ThinkPad-P72>
Reply-To: paulmck@kernel.org
References: <20200712131003.23271-1-madhuparnabhowmik10@gmail.com>
 <20200712131003.23271-2-madhuparnabhowmik10@gmail.com>
 <20200712160856.GW9247@paulmck-ThinkPad-P72>
 <CA+G9fYuVmTcttBpVtegwPbKxufupPOtk_WqEtOdS+HDQi7WS9Q@mail.gmail.com>
 <CAA42JLY2L6xFju_qZsVguGtXvDMqfCKbO_h1K9NJPjmqJEav=Q@mail.gmail.com>
 <20200717170747.GW9247@paulmck-ThinkPad-P72>
 <CA+G9fYvtYr0ri6j-auNOTs98xVj-a1AoZtUfwokwnvuFFWtFdQ@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <CA+G9fYvtYr0ri6j-auNOTs98xVj-a1AoZtUfwokwnvuFFWtFdQ@mail.gmail.com>
User-Agent: Mutt/1.9.4 (2018-02-28)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Sat, Jul 18, 2020 at 12:35:12AM +0530, Naresh Kamboju wrote:
> Hi Paul,
> 
> > I am not seeing this here.
> 
> Do you notice any warnings while building linux next master
> for x86_64 architecture ?

Idiot here was failing to enable building of KVM.  With that, I do see
the error.  The patch resolves it for me.  Does it help for you?

							Thanx, Paul

------------------------------------------------------------------------

diff --git a/include/linux/rculist.h b/include/linux/rculist.h
index de9385b..f8633d3 100644
--- a/include/linux/rculist.h
+++ b/include/linux/rculist.h
@@ -73,7 +73,7 @@ static inline void INIT_LIST_HEAD_RCU(struct list_head *list)
 #define __list_check_rcu(dummy, cond, extra...)				\
 	({ check_arg_count_one(extra); })
 
-#define __list_check_srcu(cond) true
+#define __list_check_srcu(cond) ({ })
 #endif
 
 /*