Re: [RFC v6 02/62] powerpc: Free up four 64K PTE bits in 64K backed HPTE pages

2017-07-19 Thread Aneesh Kumar K.V
Ram Pai writes: > Rearrange 64K PTE bits to free up bits 3, 4, 5 and 6 > in the 64K backed HPTE pages. This along with the earlier > patch will entirely free up the four bits from 64K PTE. > The bit numbers are big-endian as defined in the ISA3.0 > > This patch

[RFC v6 02/62] powerpc: Free up four 64K PTE bits in 64K backed HPTE pages

2017-07-15 Thread Ram Pai
Rearrange 64K PTE bits to free up bits 3, 4, 5 and 6 in the 64K backed HPTE pages. This along with the earlier patch will entirely free up the four bits from 64K PTE. The bit numbers are big-endian as defined in the ISA3.0 This patch does the following change to 64K PTE backed by 64K