diff options
| author | Anshuman Khandual <anshuman.khandual@arm.com> | 2019-07-11 20:58:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-12 11:05:46 -0700 |
| commit | 8b1e0f81fb6fcf3109465a168b2e2da3f711fa86 (patch) | |
| tree | 4a037e7ba6c1132e68e12e68041c87eaddf1b324 /mm/memory.c | |
| parent | c2471e79a7ea0f48e3ae9253e1f3688a44cc944d (diff) | |
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: 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>
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/mm/memory.c b/mm/memory.c index b47e4e56448a..0428ff5ee339 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2036,7 +2036,6 @@ static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd, { pte_t *pte; int err; - pgtable_t token; spinlock_t *uninitialized_var(ptl); pte = (mm == &init_mm) ? @@ -2049,10 +2048,8 @@ static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd, arch_enter_lazy_mmu_mode(); - token = pmd_pgtable(*pmd); - do { - err = fn(pte++, token, addr, data); + err = fn(pte++, addr, data); if (err) break; } while (addr += PAGE_SIZE, addr != end); |