How do you flush the instruction cache on iOS? If this is impossible on a non-jailbroken iPhone, how would you do it on a jailbroken iPhone?
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How do you flush the instruction cache on iOS? If this is impossible on a non-jailbroken iPhone, how would you do it on a jailbroken iPhone?
Apparently, the cache flush functions are in libkern/OSCacheControl
Further documentation can be found here http://developer.apple.com/library/mac/#documentation/Darwin/Reference/ManPages/man3/sys_dcache_flush.3.html