diff options
| author | Catalin Marinas <catalin.marinas@arm.com> | 2023-10-17 12:57:55 +0200 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2023-10-18 11:58:31 +0200 |
| commit | dba2ff4922b3cf573c25c3886e869258a6076030 (patch) | |
| tree | a4ca9bb86489a1f8ecaf27e86df81f203cb4b404 /arch/arm64/include/asm/pgtable.h | |
| parent | arm64/mm: Hoist synchronization out of set_ptes() loop (diff) | |
| download | linux-dba2ff4922b3cf573c25c3886e869258a6076030.tar.xz linux-dba2ff4922b3cf573c25c3886e869258a6076030.zip | |
arm64: Mark the 'addr' argument to set_ptes() and __set_pte_at() as unused
This argument is not used by the arm64 implementation. Mark it as
__always_unused and also remove the unnecessary 'addr' increment in
set_ptes().
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202310140531.BQQwt3NQ-lkp@intel.com/
Cc: Will Deacon <will@kernel.org>
Tested-by: Ryan Roberts <ryan.roberts@arm.com>
Link: https://lore.kernel.org/r/ZS6EvMiJ0QF5INkv@arm.com
Diffstat (limited to 'arch/arm64/include/asm/pgtable.h')
| -rw-r--r-- | arch/arm64/include/asm/pgtable.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 68984ba9ce2a..b19a8aee684c 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -341,8 +341,9 @@ static inline void __sync_cache_and_tags(pte_t pte, unsigned int nr_pages) mte_sync_tags(pte, nr_pages); } -static inline void set_ptes(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte, unsigned int nr) +static inline void set_ptes(struct mm_struct *mm, + unsigned long __always_unused addr, + pte_t *ptep, pte_t pte, unsigned int nr) { page_table_check_ptes_set(mm, ptep, pte, nr); __sync_cache_and_tags(pte, nr); @@ -353,7 +354,6 @@ static inline void set_ptes(struct mm_struct *mm, unsigned long addr, if (--nr == 0) break; ptep++; - addr += PAGE_SIZE; pte_val(pte) += PAGE_SIZE; } } @@ -528,7 +528,8 @@ static inline pmd_t pmd_mkdevmap(pmd_t pmd) #define pud_pfn(pud) ((__pud_to_phys(pud) & PUD_MASK) >> PAGE_SHIFT) #define pfn_pud(pfn,prot) __pud(__phys_to_pud_val((phys_addr_t)(pfn) << PAGE_SHIFT) | pgprot_val(prot)) -static inline void __set_pte_at(struct mm_struct *mm, unsigned long addr, +static inline void __set_pte_at(struct mm_struct *mm, + unsigned long __always_unused addr, pte_t *ptep, pte_t pte, unsigned int nr) { __sync_cache_and_tags(pte, nr); |