linux-kernel - Re: [PATCH v3 7/7] arm64: support PREEMPT

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Message-ID: <YgT+eHjtgrHl+wWw@FVFF77S0Q05N>
Date:   Thu, 10 Feb 2022 12:00:56 +0000
From:   Mark Rutland <mark.rutland@....com>
To:     Frederic Weisbecker <frederic@...nel.org>
Cc:     linux-arm-kernel@...ts.infradead.org, ardb@...nel.org,
        bp@...en8.de, catalin.marinas@....com, dave.hansen@...ux.intel.com,
        james.morse@....com, joey.gouly@....com, juri.lelli@...hat.com,
        linux-kernel@...r.kernel.org, luto@...nel.org, mingo@...hat.com,
        peterz@...radead.org, tglx@...utronix.de,
        valentin.schneider@....com, will@...nel.org
Subject: Re: [PATCH v3 7/7] arm64: support PREEMPT_DYNAMIC

On Thu, Feb 10, 2022 at 09:38:37AM +0000, Mark Rutland wrote:
> On Wed, Feb 09, 2022 at 08:57:09PM +0100, Frederic Weisbecker wrote:
> > On Wed, Feb 09, 2022 at 03:35:35PM +0000, Mark Rutland wrote:
> > > Note that PREEMPT_DYNAMIC is `def bool y`, so this will default to
> > > enabled.
> > 
> > It should probably be "def_bool y if HAVE_STATIC_CALL_INLINE"...
> 
> Sure; I'm more than happy to fold that into patch 5.

For the moment I've made that:

	def_bool y if HAVE_PREEMPT_DYNAMIC_CALL

... since that fit more neatly with the other bits I had to add, and didn't
change the existing behaviour of 32-bit x86.

Please shout if you think that should be HAVE_STATIC_CALL_INLINE specifically!

Thanks,
Mark.