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Date:   Wed, 8 Aug 2018 11:08:27 +1000
From:   Stephen Rothwell <>
To:     Kirill Tkhai <>
Subject: Re: [PATCH RFC 01/10] rcu: Make CONFIG_SRCU unconditionally enabled

Hi Kirill,

On Tue, 07 Aug 2018 18:37:36 +0300 Kirill Tkhai <> wrote:
> This patch kills all CONFIG_SRCU defines and
> the code under !CONFIG_SRCU.
> Signed-off-by: Kirill Tkhai <>

So what sort of overheads (in terms of code size and performance) are
we adding by having SRCU enabled where it used not to be?

Stephen Rothwell

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