Messages in this thread Patch in this message | | | From | Will Deacon <> | Subject | [PATCH v4 3/5] x86/pgtable: Drop pXd_none() checks from pXd_free_pYd_table() | Date | Mon, 26 Nov 2018 17:07:45 +0000 |
| |
The core code already has a check for pXd_none(), so remove it from the architecture implementation.
Cc: Chintan Pandya <cpandya@codeaurora.org> Cc: Toshi Kani <toshi.kani@hpe.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Andrew Morton <akpm@linux-foundation.org> Acked-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Toshi Kani <toshi.kani@hpe.com> Signed-off-by: Will Deacon <will.deacon@arm.com> --- arch/x86/mm/pgtable.c | 6 ------ 1 file changed, 6 deletions(-)
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c index 59274e2c1ac4..e95a7d6ac8f8 100644 --- a/arch/x86/mm/pgtable.c +++ b/arch/x86/mm/pgtable.c @@ -811,9 +811,6 @@ int pud_free_pmd_page(pud_t *pud, unsigned long addr) pte_t *pte; int i; - if (pud_none(*pud)) - return 1; - pmd = (pmd_t *)pud_page_vaddr(*pud); pmd_sv = (pmd_t *)__get_free_page(GFP_KERNEL); if (!pmd_sv) @@ -855,9 +852,6 @@ int pmd_free_pte_page(pmd_t *pmd, unsigned long addr) { pte_t *pte; - if (pmd_none(*pmd)) - return 1; - pte = (pte_t *)pmd_page_vaddr(*pmd); pmd_clear(pmd); -- 2.1.4
| |