[Patch] Updated version of emutramp_enabled_check() for PaX kernels

[Anthony Green]

Magnus Granberg <zorry@gentoo.org> writes:

>>Hi 
>>Magnus, Reading /proc/self/status is a little more heavy weight than checking 
> an environment variable. Do we really have to do this every time we call 
> dlmmap(), or can we do it once and cache the result? 
>>Thanks, 
>>AG
>
> The selinux check read /proc/mount for selinux stuff and even check if it have 
> the selinux dir. I think the selinux check have the same heavy weight as the 
> pax check and then the selinux need to make a temp file in some dir the app
> have acces to make file in. For me is fine to read /proc/... on every time.
>
> /Magnus


Thanks Magnus,  I am applying your patch.

AG