Re: [RFC v5 01/38] powerpc: Free up four 64K PTE bits in 4K backed HPTE pages

2017-07-07 Thread Balbir Singh
On Wed, 2017-07-05 at 14:21 -0700, Ram Pai wrote: > Rearrange 64K PTE bits to free up bits 3, 4, 5 and 6, > in the 4K backed HPTE pages.These bits continue to be used > for 64K backed HPTE pages in this patch, but will be freed > up in the next patch. The bit numbers are big-endian as > def

[RFC v5 01/38] powerpc: Free up four 64K PTE bits in 4K backed HPTE pages

2017-07-05 Thread Ram Pai
Rearrange 64K PTE bits to free up bits 3, 4, 5 and 6, in the 4K backed HPTE pages.These bits continue to be used for 64K backed HPTE pages in this patch, but will be freed up in the next patch. The bit numbers are big-endian as defined in the ISA3.0 The patch does the following change to t