From: Paolo Bonzini <pbonzini@redhat.com>
To: riel@redhat.com, paulmck@linux.vnet.ibm.com
Cc: linux-kernel@vger.kernel.org, catalin.marinas@arm.com,
will.deacon@arm.com, fweisbec@gmail.com, kvm@vger.kernel.org,
mtosatti@redhat.com, borntraeger@de.ibm.com, mingo@kernel.org,
oleg@redhat.com, lcapitulino@redhat.com
Subject: Re: [PATCH 6/6] nohz: add stub context_tracking_is_enabled
Date: Mon, 09 Feb 2015 18:07:14 +0100 [thread overview]
Message-ID: <54D8E942.9060708@redhat.com> (raw)
In-Reply-To: <1423497884-21615-7-git-send-email-riel@redhat.com>
On 09/02/2015 17:04, riel@redhat.com wrote:
> From: Rik van Riel <riel@redhat.com>
>
> With code elsewhere doing something conditional on whether or not
> context tracking is enabled, we want a stub function that tells us
> context tracking is not enabled, when CONFIG_CONTEXT_TRACKING is
> not set.
>
> Signed-off-by: Rik van Riel <riel@redhat.com>
> ---
> include/linux/context_tracking_state.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/include/linux/context_tracking_state.h b/include/linux/context_tracking_state.h
> index f3ef027af749..90a7bab8779e 100644
> --- a/include/linux/context_tracking_state.h
> +++ b/include/linux/context_tracking_state.h
> @@ -40,6 +40,8 @@ static inline bool context_tracking_in_user(void)
> #else
> static inline bool context_tracking_in_user(void) { return false; }
> static inline bool context_tracking_active(void) { return false; }
> +static inline bool context_tracking_is_enabled(void) { return false; }
> +static inline bool context_tracking_cpu_is_enabled(void) { return false; }
> #endif /* CONFIG_CONTEXT_TRACKING */
>
> #endif
>
This should have gone before patch 5.
Paolo
next prev parent reply other threads:[~2015-02-09 17:07 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-09 16:04 [PATCH -v3 0/6] rcu,nohz,kvm: use RCU extended quiescent state when running KVM guest riel
2015-02-09 16:04 ` [PATCH 1/6] rcu,nohz: add state parameter to context_tracking_user_enter/exit riel
2015-02-09 16:04 ` [PATCH 2/6] rcu,nohz: rename context_tracking_enter & _exit riel
2015-02-09 16:04 ` [PATCH 3/6] rcu,nohz: run vtime_user_enter/exit only when state == IN_USER riel
2015-02-09 16:04 ` [PATCH 4/6] nohz,kvm: export context_tracking_user_enter/exit riel
2015-02-09 17:05 ` Paolo Bonzini
2015-02-09 20:02 ` Rik van Riel
2015-02-09 16:04 ` [PATCH 5/6] kvm,rcu,nohz: use RCU extended quiescent state when running KVM guest riel
2015-02-09 16:04 ` [PATCH 6/6] nohz: add stub context_tracking_is_enabled riel
2015-02-09 17:07 ` Paolo Bonzini [this message]
2015-02-10 1:15 ` [PATCH -v3 0/6] rcu,nohz,kvm: use RCU extended quiescent state when running KVM guest Will Deacon
2015-02-10 1:22 ` Rik van Riel
2015-02-10 1:44 ` Frederic Weisbecker
2015-02-10 3:01 ` Paul E. McKenney
2015-02-10 3:03 ` Rik van Riel
2015-02-10 3:13 ` Paul E. McKenney
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