Commit 8b1e0f81 authored by Anshuman Khandual's avatar Anshuman Khandual Committed by Linus Torvalds
Browse files

mm/pgtable: drop pgtable_t variable from pte_fn_t functions 

Drop the pgtable_t variable from all implementation for pte_fn_t as none
of them use it.  apply_to_pte_range() should stop computing it as well.
Should help us save some cycles.

Link: http://lkml.kernel.org/r/1556803126-26596-1-git-send-email-anshuman.khandual@arm.com


Signed-off-by: default avatarAnshuman Khandual <anshuman.khandual@arm.com>
Acked-by: default avatarMatthew Wilcox <willy@infradead.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Logan Gunthorpe <logang@deltatee.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: <jglisse@redhat.com>
Cc: Mike Rapoport <rppt@linux.vnet.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent c2471e79

arch/arm/kernel/efi.c

+1 −2
Original line number Diff line number Diff line
@@ -8,8 +8,7 @@ 
#include <asm/mach/map.h>

#include <asm/mmu_context.h>



static int __init set_permissions(pte_t *ptep, pgtable_t token,

				  unsigned long addr, void *data)

static int __init set_permissions(pte_t *ptep, unsigned long addr, void *data)

{

	efi_memory_desc_t *md = data;

	pte_t pte = *ptep;

arch/arm/mm/dma-mapping.c

+1 −2
Original line number Diff line number Diff line
@@ -493,8 +493,7 @@ void __init dma_contiguous_remap(void) 
	}

}



static int __dma_update_pte(pte_t *pte, pgtable_t token, unsigned long addr,

			    void *data)

static int __dma_update_pte(pte_t *pte, unsigned long addr, void *data)

{

	struct page *page = virt_to_page(addr);

	pgprot_t prot = *(pgprot_t *)data;

arch/arm/mm/pageattr.c

+1 −2
Original line number Diff line number Diff line
@@ -14,8 +14,7 @@ struct page_change_data { 
	pgprot_t clear_mask;

};



static int change_page_range(pte_t *ptep, pgtable_t token, unsigned long addr,

			void *data)

static int change_page_range(pte_t *ptep, unsigned long addr, void *data)

{

	struct page_change_data *cdata = data;

	pte_t pte = *ptep;

arch/arm64/kernel/efi.c

+1 −2
Original line number Diff line number Diff line
@@ -82,8 +82,7 @@ int __init efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md) 
	return 0;

}



static int __init set_permissions(pte_t *ptep, pgtable_t token,

				  unsigned long addr, void *data)

static int __init set_permissions(pte_t *ptep, unsigned long addr, void *data)

{

	efi_memory_desc_t *md = data;

	pte_t pte = READ_ONCE(*ptep);

arch/arm64/mm/pageattr.c

+1 −2
Original line number Diff line number Diff line
@@ -19,8 +19,7 @@ struct page_change_data { 


bool rodata_full __ro_after_init = IS_ENABLED(CONFIG_RODATA_FULL_DEFAULT_ENABLED);



static int change_page_range(pte_t *ptep, pgtable_t token, unsigned long addr,

			void *data)

static int change_page_range(pte_t *ptep, unsigned long addr, void *data)

{

	struct page_change_data *cdata = data;

	pte_t pte = READ_ONCE(*ptep);

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