On 11/25/2017 12:50 PM, JianKang Chen wrote: > From: Jiankang Chen <[email protected]> > > __get_free_pages will return an 64bit address in 64bit System > like arm64 or x86_64. And this comment really confuse new bigenner of > mm.
Normally its not 64 bit virtual address though CPU architecture supports 64 bits. But yes, specifying it as general virtual address without number of bits is better.
