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Date:   Thu, 5 Jan 2023 07:33:14 -0800
From:   "Paul E. McKenney" <paulmck@kernel.org>
To:     Heiko Carstens <hca@linux.ibm.com>
Cc:     Jens Axboe <axboe@kernel.dk>, rcu@vger.kernel.org,
        linux-kernel@vger.kernel.org, kernel-team@meta.com,
        rostedt@goodmis.org, linux-block@vger.kernel.org
Subject: Re: [PATCH rcu 07/27] block: Remove "select SRCU"
Message-ID: <20230105153314.GS4028633@paulmck-ThinkPad-P17-Gen-1>
Reply-To: paulmck@kernel.org
References: <20230105003759.GA1769545@paulmck-ThinkPad-P17-Gen-1>
 <20230105003813.1770367-7-paulmck@kernel.org>
 <1a9d0cdf-d39e-7eb5-39dd-3e425016c579@kernel.dk>
 <Y7aE2zzdTyjNId6w@osiris>
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On Thu, Jan 05, 2023 at 09:05:47AM +0100, Heiko Carstens wrote:
> On Wed, Jan 04, 2023 at 05:43:07PM -0700, Jens Axboe wrote:
> > On 1/4/23 5:37 PM, Paul E. McKenney wrote:
> > > Now that the SRCU Kconfig option is unconditionally selected, there is
> > > no longer any point in selecting it.  Therefore, remove the "select SRCU"
> > > Kconfig statements.
> > 
> > I'm assuming something earlier made this true (only CC'ed on this patch,
> > not the cover letter or interesting btis...), then:
> 
> I was wondering the same. But it is already unconditionally enabled
> since commit 0cd7e350abc4 ("rcu: Make SRCU mandatory").

Ah, apologies for the terseness!

I took the coward's way out by making CONFIG_SRCU unconditional during
the last merge window and removing all references during this merge
window.  ;-)

							Thanx, Paul