why the kernel need define ZONE_HIGHEM

2012-10-17 Thread Fan Yang
HI ALL: I don't knowe why the linux designer need to define the ZONE_HIGHEM, and why they defined it 896M. thanks yangfan ___ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org

Re: why the kernel need define ZONE_HIGHEM

2012-10-17 Thread Mulyadi Santosa
Hi... On Wed, Oct 17, 2012 at 5:39 PM, Fan Yang lljyang...@gmail.com wrote: HI ALL: I don't knowe why the linux designer need to define the ZONE_HIGHEM, and why they defined it 896M. my understanding about ZONE_HIGHMEM is that it is simply a pool of pages, grouped so you can quickly know