From: Ralf Baechle <ralf@linux-mips.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Richard Henderson <rth@twiddle.net>,
Ivan Kokshaysky <ink@jurassic.park.msu.ru>,
Matt Turner <mattst88@gmail.com>,
linux-alpha@vger.kernel.org,
Hirokazu Takata <takata@linux-m32r.org>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Roman Zippel <zippel@linux-m68k.org>,
linux-m68k@vger.kernel.org, Kyle McMartin <kyle@mcmartin.ca>,
Helge Deller <deller@gmx.de>,
"JamesE.J.Bottomley" <jejb@parisc-linux.org>
Subject: Re: [RFC][PATCH] extable: Make sure all archs define _sdata
Date: Fri, 20 May 2011 07:34:19 +0100 [thread overview]
Message-ID: <20110520063419.GA27802@linux-mips.org> (raw)
In-Reply-To: <1305855298.1465.19.camel@gandalf.stny.rr.com>
On Thu, May 19, 2011 at 09:34:58PM -0400, Steven Rostedt wrote:
> Can I get an Acked-by (or comment) from the following Maintainers:
>
> alpha
> m32r
> m68k
> mips
> parisc
>
> Ingo has discovered that one of my patches broke the builds of these
> architectures. Although he added a quick fix, this patch supplies the
> proper fix and touches the affected architectures. Please review and Ack
> (or NACK with guidance) this patch.
>
> -- Steve
>
> A new utility function is used to determine if a passed in address is
> part of core kernel data or not. It may or may not return true for RO
> data, but this utility must work for RW data. Thus both _sdata and
> _edata must be defined and continuous, without .init sections that may
> later be freed and replaced by volatile memory (memory that can be
> freed).
>
> This utility function is used to determine if data is safe from ever
> being freed. Thus it should return true for all RW global data that is
> not in a module or has been allocated, or false otherwise.
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Thanks,
Ralf
next prev parent reply other threads:[~2011-05-20 6:35 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-20 1:34 [RFC][PATCH] extable: Make sure all archs define _sdata Steven Rostedt
2011-05-20 6:34 ` Ralf Baechle [this message]
2011-05-20 6:49 ` Hirokazu Takata
2011-05-20 14:28 ` Richard Henderson
2011-05-20 15:04 ` Steven Rostedt
2011-05-20 20:21 ` Sam Ravnborg
2011-05-20 14:42 ` Geert Uytterhoeven
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