Messages in this thread Patch in this message | | | From | Christophe Leroy <> | Subject | [PATCH] powerpc/64: get rid of MIN_HUGEPTE_SHIFT | Date | Wed, 21 Sep 2016 16:49:27 +0200 (CEST) |
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MIN_HUGEPTE_SHIFT hasn't been used since commit d1837cba5d5d5 ("powerpc/mm: Cleanup initialization of hugepages on powerpc")
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> --- arch/powerpc/include/asm/book3s/64/hash-4k.h | 3 --- arch/powerpc/include/asm/book3s/64/hash-64k.h | 3 --- arch/powerpc/include/asm/nohash/64/pgtable-4k.h | 3 --- arch/powerpc/include/asm/nohash/64/pgtable-64k.h | 3 --- 4 files changed, 12 deletions(-)
diff --git a/arch/powerpc/include/asm/book3s/64/hash-4k.h b/arch/powerpc/include/asm/book3s/64/hash-4k.h index 1af837c..1c64bc6 100644 --- a/arch/powerpc/include/asm/book3s/64/hash-4k.h +++ b/arch/powerpc/include/asm/book3s/64/hash-4k.h @@ -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) diff --git a/arch/powerpc/include/asm/book3s/64/hash-64k.h b/arch/powerpc/include/asm/book3s/64/hash-64k.h index 5aae4f5..f3dd21e 100644 --- a/arch/powerpc/include/asm/book3s/64/hash-64k.h +++ b/arch/powerpc/include/asm/book3s/64/hash-64k.h @@ -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 */ /* diff --git a/arch/powerpc/include/asm/nohash/64/pgtable-4k.h b/arch/powerpc/include/asm/nohash/64/pgtable-4k.h index fc7d517..d0db987 100644 --- a/arch/powerpc/include/asm/nohash/64/pgtable-4k.h +++ b/arch/powerpc/include/asm/nohash/64/pgtable-4k.h @@ -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) diff --git a/arch/powerpc/include/asm/nohash/64/pgtable-64k.h b/arch/powerpc/include/asm/nohash/64/pgtable-64k.h index 9083245..55b28ef 100644 --- a/arch/powerpc/include/asm/nohash/64/pgtable-64k.h +++ b/arch/powerpc/include/asm/nohash/64/pgtable-64k.h @@ -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) -- 2.1.0
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