linux-kernel - Re: [PATCH 1/1] genirq: Properly pair kobject_del with kobject

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Message-ID: <alpine.DEB.2.21.1908030942180.4029@nanos.tec.linutronix.de>
Date:   Sat, 3 Aug 2019 09:43:01 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>
cc:     Michael Kelley <mikelley@...rosoft.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "boqun.feng" <boqun.feng@...il.com>,
        kimbrownkd <kimbrownkd@...il.com>
Subject: Re: [PATCH 1/1] genirq: Properly pair kobject_del with kobject_add

On Sat, 3 Aug 2019, gregkh@...uxfoundation.org wrote:
> On Fri, Aug 02, 2019 at 08:19:37PM +0000, Michael Kelley wrote:
> > > Relying on irq_kobj_base to be present or not seems like an odd test
> > > here.
> > > 
> > 
> > It's the same test that is used in irq_sysfs_add to decide whether to
> > call kobject_add.  So it makes everything paired up and symmetrical.
> 
> Ugh, that's a tangled mess and totally not obvious at all.  I'm sure
> there's a good reason for all of that, and I really don't want to know
> :)

It's all your fault that the sysfs stuff does not work in very early boot.

/me runs