[PATCH] ARM: implement CONFIG_STRICT_DEVMEM by disabling access to RAM via /dev/mem

Russell King - ARM Linux linux at arm.linux.org.uk
Thu Sep 23 17:15:19 EDT 2010


On Thu, Sep 23, 2010 at 05:08:44PM -0400, Nicolas Pitre wrote:
> 
> There are very few legitimate use cases, if any, for directly accessing
> system RAM through /dev/mem.  So let's mimic what they do on x86 and
> forbid it when CONFIG_STRICT_DEVMEM is turned on.

Is this supposed to replace 6383/1 ?



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