Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit c05f69a3 authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman
Browse files

powerpc/64: get rid of MIN_HUGEPTE_SHIFT 



MIN_HUGEPTE_SHIFT hasn't been used since commit d1837cba
("powerpc/mm: Cleanup initialization of hugepages on powerpc")

Signed-off-by: default avatarChristophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 555c1632

arch/powerpc/include/asm/book3s/64/hash-4k.h

+0 −3
Original line number Diff line number Diff line
@@ -16,9 +16,6 @@ 
#define H_PUD_TABLE_SIZE	(sizeof(pud_t) << H_PUD_INDEX_SIZE)

#define H_PGD_TABLE_SIZE	(sizeof(pgd_t) << H_PGD_INDEX_SIZE)



/* With 4k base page size, hugepage PTEs go at the PMD level */

#define MIN_HUGEPTE_SHIFT	PMD_SHIFT



/* PTE flags to conserve for HPTE identification */

#define _PAGE_HPTEFLAGS (H_PAGE_BUSY | H_PAGE_HASHPTE | \

			 H_PAGE_F_SECOND | H_PAGE_F_GIX)

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

+0 −3
Original line number Diff line number Diff line
@@ -6,9 +6,6 @@ 
#define H_PUD_INDEX_SIZE  5

#define H_PGD_INDEX_SIZE  12



/* With 4k base page size, hugepage PTEs go at the PMD level */

#define MIN_HUGEPTE_SHIFT	PAGE_SHIFT



#define H_PAGE_COMBO	0x00001000 /* this is a combo 4k page */

#define H_PAGE_4K_PFN	0x00002000 /* PFN is for a single 4k page */

/*

arch/powerpc/include/asm/nohash/64/pgtable-4k.h

+0 −3
Original line number Diff line number Diff line
@@ -27,9 +27,6 @@ 
#define PMD_SIZE	(1UL << PMD_SHIFT)

#define PMD_MASK	(~(PMD_SIZE-1))



/* With 4k base page size, hugepage PTEs go at the PMD level */

#define MIN_HUGEPTE_SHIFT	PMD_SHIFT



/* PUD_SHIFT determines what a third-level page table entry can map */

#define PUD_SHIFT	(PMD_SHIFT + PMD_INDEX_SIZE)

#define PUD_SIZE	(1UL << PUD_SHIFT)

arch/powerpc/include/asm/nohash/64/pgtable-64k.h

+0 −3
Original line number Diff line number Diff line
@@ -31,9 +31,6 @@ 
#define PTRS_PER_PMD	(1 << PMD_INDEX_SIZE)

#define PTRS_PER_PGD	(1 << PGD_INDEX_SIZE)



/* With 4k base page size, hugepage PTEs go at the PMD level */

#define MIN_HUGEPTE_SHIFT	PAGE_SHIFT



/* PMD_SHIFT determines what a second-level page table entry can map */

#define PMD_SHIFT	(PAGE_SHIFT + PTE_INDEX_SIZE)

#define PMD_SIZE	(1UL << PMD_SHIFT)