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Commit 32789d38 authored Mar 21, 2017 by Aneesh Kumar K.V Committed by Michael Ellerman Mar 31, 2017

powerpc/mm: Define all PTE bits based on radix definitions.



Reviewed-by: Paul Mackerras <paulus@ozlabs.org>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

parent 54c4025e

arch/powerpc/include/asm/book3s/64/hash-64k.h

+2 −2

Original line number	Diff line number	Diff line
		@@ -10,8 +10,8 @@
		* 64k aligned address free up few of the lower bits of RPN for us
		* We steal that here. For more deatils look at pte_pfn/pfn_pte()
		*/
		#define H_PAGE_COMBO 0x00001000 /* this is a combo 4k page */
		#define H_PAGE_4K_PFN 0x00002000 /* PFN is for a single 4k page */
		#define H_PAGE_COMBO _RPAGE_RPN0 /* this is a combo 4k page */
		#define H_PAGE_4K_PFN _RPAGE_RPN1 /* PFN is for a single 4k page */
		/*
		* We need to differentiate between explicit huge page and THP huge
		* page, since THP huge page also need to track real subpage details

arch/powerpc/include/asm/book3s/64/pgtable.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -36,6 +36,8 @@
		#define _RPAGE_RSV2 0x0800000000000000UL
		#define _RPAGE_RSV3 0x0400000000000000UL
		#define _RPAGE_RSV4 0x0200000000000000UL
		#define _RPAGE_RPN0 0x01000
		#define _RPAGE_RPN1 0x02000

		#define _PAGE_SOFT_DIRTY _RPAGE_SW3 /* software: software dirty tracking */
		#define _PAGE_SPECIAL _RPAGE_SW2 /* software: special page */