From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Dave Martin <dave.martin@linaro.org>
Cc: Nicolas Pitre <nicolas.pitre@linaro.org>,
Sachin Verma <imschnvrm@gmail.com>, Rabin Vincent <rabin@rab.in>,
Alexander Holler <holler@ahsoftware.de>,
lkml <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
catalin.marinas@arm.com
Subject: Re: ARM: relocation out of range (when loading a module)
Date: Fri, 11 Feb 2011 09:38:53 +0000 [thread overview]
Message-ID: <20110211093853.GA23404@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <AANLkTi=KtFf5BU-iH-sUUL=Q30S90bk608JR4zFz2CKf@mail.gmail.com>
On Fri, Feb 11, 2011 at 09:31:04AM +0000, Dave Martin wrote:
> You could probably cook up a good upper bound based on the size of the
> kernel and the number of symbols in the module: i.e., assume that
> every undefined symbol in the module needs to be fixed up to point at
> the most distant symbol in the kernel.
>
> For people with normal-sized kernels, this bound will probably work
> out as zero most of the time (i.e., the current situation). For
> people with big kernels, or when many modules are already loaded, it
> may work out at 100% -- but that's the price to pay for guaranteed
> preallocation of the space required for the veneers. And anyway, you
> may really need a substantial chunk of those veneers in such cases.
I think it's going to be easier just to re-order the kernel image link
order to solve that problem. That just leaves uclinux...
next prev parent reply other threads:[~2011-02-11 9:40 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-10 18:16 Alexander Holler
2011-01-10 22:26 ` Nicolas Pitre
2011-01-11 6:34 ` Alexander Holler
2011-01-11 15:17 ` Alexander Holler
2011-01-11 15:57 ` Russell King - ARM Linux
2011-01-11 16:02 ` Nicolas Pitre
2011-01-11 15:46 ` Rabin Vincent
2011-01-11 15:59 ` Russell King - ARM Linux
2011-01-12 3:00 ` Alexander Holler
2011-01-12 16:05 ` Dave Martin
2011-01-12 16:23 ` Russell King - ARM Linux
2011-01-12 18:28 ` Nicolas Pitre
2011-01-12 18:42 ` Russell King - ARM Linux
2011-01-12 18:55 ` Nicolas Pitre
2011-01-25 8:44 ` Sachin Verma
2011-01-25 13:23 ` Catalin Marinas
2011-01-27 5:43 ` Nicolas Pitre
2011-02-10 15:43 ` Russell King - ARM Linux
2011-02-10 19:41 ` Nicolas Pitre
2011-02-11 9:31 ` Dave Martin
2011-02-11 9:38 ` Russell King - ARM Linux [this message]
2011-02-11 9:45 ` Dave Martin
2011-02-11 13:55 ` Nicolas Pitre
2011-02-11 13:51 ` Nicolas Pitre
2011-02-11 14:25 ` Dave Martin
2011-02-11 14:42 ` Russell King - ARM Linux
2011-02-12 19:52 ` Nicolas Pitre
2011-01-13 5:50 ` Alexander Holler
2011-01-13 10:04 ` Russell King - ARM Linux
2011-01-13 14:36 ` Alexander Holler
2011-01-12 16:25 ` Matthieu CASTET
2011-01-12 16:38 ` Russell King - ARM Linux
2011-01-11 16:01 ` Nicolas Pitre
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