Re: [PATCH 1/3] context_tracking: remove duplicate enabled check

From	Paolo Bonzini <pbonzini@redhat.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH 1/3] context_tracking: remove duplicate enabled check
Date	2015-11-07 10:40 +0100
Message-ID	<qs88y-tB-13@gated-at.bofh.it> (permalink)
References	<qoo2d-4uc-5@gated-at.bofh.it> <qoo2d-4uc-3@gated-at.bofh.it> <qort9-6PV-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On 28/10/2015 06:19, Andy Lutomirski wrote:
> On Tue, Oct 27, 2015 at 6:39 PM, Paolo Bonzini <pbonzini@redhat.com> wrote:
>> All calls to context_tracking_enter and context_tracking_exit
>> are already checking context_tracking_is_enabled, except the
>> context_tracking_user_enter and context_tracking_user_exit
>> functions left in for the benefit of assembly calls.
>>
>> Pull the check up to those functions, by making them simple
>> wrappers around the user_enter and user_exit inline functions.
> 
> This makes my brain hurt.  Assuming that this survives a boot with
> CONFIG_CONTEXT_TRACKING_FORCE=y and CONFIG_PROVE_LOCKING=y (with the
> implied CONFIG_PROVE_RCU), then:
> 
> Acked-by: Andy Lutomirski <luto@kernel.org>

Tested now.

Paolo
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Re: [PATCH 1/3] context_tracking: remove duplicate enabled check Paolo Bonzini <pbonzini@redhat.com> - 2015-11-07 10:40 +0100

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