From: Greg KH <gregkh@linuxfoundation.org>
To: Geert Uytterhoeven <geert@linux-m68k.org>,
Ralf Baechle <ralf@linux-mips.org>,
Bjorn Helgaas <bhelgaas@google.com>,
Chris Metcalf <cmetcalf@tilera.com>,
Chris Zankel <chris@zankel.net>
Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [patch 0/3] Turn CONFIG_HOTPLUG always on.
Date: Thu, 6 Sep 2012 13:28:16 -0700 [thread overview]
Message-ID: <20120906202815.GA6732@kroah.com> (raw)
In-Reply-To: <20120904234803.554552301@clark.kroah.org>
On Tue, Sep 04, 2012 at 05:01:05PM -0700, Greg Kroah-Hartman wrote:
> From: Greg KH <gregkh@linuxfoundation.org>
>
> The CONFIG_HOTPLUG variable is tough to turn off, and almost all arches
> default to it on.
>
> If you turn it off, it saves you a big 200 or so bytes, and then starts
> to cause all sorts of problems as the code paths if the option is
> disabled is never really tested, and memory segments start to get thrown
> away that driver authors assume will always be present.
>
> So, as part of trying to get rid of the option entirely, let's just turn
> the option always on.
>
> Note, to do this properly, I found two duplicate definitions of the
> option, in the Tile and Xtensa arch files, this patch series removes
> those duplicates first.
>
> Anyone object to me just taking these three patches through my
> driver-core tree for 3.7? After this set, I'll start unwinding the
> places where CONFIG_HOTPLUG is used and remove the parts that are not
> used anymore now that the option can not be turned off.
Given the lack of objection, I've now queued these up for 3.7 and will
start unwinding the CONFIG_HOTPLUG mess.
thanks,
greg k-h
next prev parent reply other threads:[~2012-09-06 20:30 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-05 0:01 [patch 0/3] Turn CONFIG_HOTPLUG always on Greg Kroah-Hartman
2012-09-05 0:01 ` [patch 1/3] xtensa: remove duplicate CONFIG_HOTPLUG definition Greg Kroah-Hartman
2012-09-05 0:01 ` [patch 2/3] tile: " Greg Kroah-Hartman
2012-09-05 0:56 ` Chris Metcalf
2012-09-05 0:01 ` [patch 3/3] CONFIG_HOTPLUG should be always on Greg Kroah-Hartman
2012-09-06 20:28 ` Greg KH [this message]
2012-10-05 8:50 ` [patch 0/3] Turn CONFIG_HOTPLUG " Andrew Morton
2012-10-05 14:32 ` Greg KH
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