linux-kernel - Re: [PATCH 1/1] arm/module: maximum utilization of module area.

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Date:   Tue, 6 Dec 2016 10:57:21 -0500 (EST)
From:   Nicolas Pitre <nicolas.pitre@...aro.org>
To:     Maninder Singh <maninder1.s@...sung.com>
cc:     Russell King - ARM Linux <linux@...linux.org.uk>,
        ssantosh@...nel.org, panand@...hat.com,
        Arnd Bergmann <arnd@...db.de>, chris.brandt@...esas.com,
        Vaneet Narang <v.narang@...sung.com>,
        linux-kernel@...r.kernel.org, ajeet.y@...sung.com,
        linux-arm-kernel@...ts.infradead.org, pankaj.m@...sung.com
Subject: Re: [PATCH 1/1] arm/module: maximum utilization of module area.

On Tue, 6 Dec 2016, Maninder Singh wrote:

> This patch defines new macro MODULE_START to ensure kernel text
> and module remains within 32 MB of address range.
> 
> Tried this patch by inserting 20 MB size module on 4.1 kernel:-
> 
> Earlier:-
> ==========
> sh# insmod size.ko
> ....
> insmod: ERROR: could not insert module size.ko: Cannot allocate memory
> sh#
> 
> With this patch
> ===============
> sh# insmod size.ko
> ...
> sh# lsmod
> Module                  Size  Used by
> size                20972425  0

Could you please try enabling CONFIG_ARM_MODULE_PLTS instead of this 
patch?


Nicolas