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mm/pgtable: drop pgtable_t variable from pte_fn_t functions

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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: Anshuman Khandual <anshuman.khandual@arm.com>
Acked-by: Matthew 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: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Anshuman Khandual
2019-07-11 20:58:43 -07:00
committed by Linus Torvalds
parent c2471e79a7
commit 8b1e0f81fb
13 changed files with 15 additions and 31 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/xen/privcmd.c
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@@ -731,8 +731,7 @@ struct remap_pfn {
unsigned long i;
};
static int remap_pfn_fn(pte_t *ptep, pgtable_t token, unsigned long addr,
void *data)
static int remap_pfn_fn(pte_t *ptep, unsigned long addr, void *data)
{
struct remap_pfn *r = data;
struct page *page = r->pages[r->i];
@@ -966,8 +965,7 @@ static int privcmd_mmap(struct file *file, struct vm_area_struct *vma)
* on a per pfn/pte basis. Mapping calls that fail with ENOENT
* can be then retried until success.
*/
static int is_mapped_fn(pte_t *pte, struct page *pmd_page,
unsigned long addr, void *data)
static int is_mapped_fn(pte_t *pte, unsigned long addr, void *data)
{
return pte_none(*pte) ? 0 : -EBUSY;
}