linux-kernel - Re: [PATCH 03/32] locking/lockdep: Convert usage

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Message-ID: <20190213145147.GB8524@lenoir>
Date:   Wed, 13 Feb 2019 15:51:48 +0100
From:   Frederic Weisbecker <frederic@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Mauro Carvalho Chehab <mchehab@...pensource.com>,
        "David S . Miller" <davem@...emloft.net>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Paul E . McKenney" <paulmck@...ux.vnet.ibm.com>,
        Frederic Weisbecker <fweisbec@...il.com>,
        Pavan Kondeti <pkondeti@...eaurora.org>,
        Ingo Molnar <mingo@...nel.org>,
        Joel Fernandes <joel@...lfernandes.org>
Subject: Re: [PATCH 03/32] locking/lockdep: Convert usage_mask to u64

On Tue, Feb 12, 2019 at 09:40:09AM -0800, Linus Torvalds wrote:
> On Tue, Feb 12, 2019 at 9:14 AM Frederic Weisbecker <frederic@...nel.org> wrote:
> >
> > The usage mask is going to expand to validate softirq related usages in
> > a per-vector finegrained way.
> 
> So here you start explaining why you wanted that u64. Much too late,
> considering that you already changed to u64 earlier.

Yes indeed, while recutting the set I forgot a few things back. I'll re-introduce
the u64 from that patch on.

Thanks.