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authorLinus Torvalds <torvalds@linux-foundation.org>2021-06-05 10:55:41 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-06-05 10:55:41 -0700
commite5220dd16778fe21d234a64e36cf50b54110025f (patch)
treeabc2324908d824327904fb9ddf11b87f37eb6110 /include
parentaf8d9eb8407601e3a95206831464bfa6f889df38 (diff)
parent2eff0573e0d5a50a42eea41e4d23d5029d4b24fc (diff)
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton: "13 patches. Subsystems affected by this patch series: mips, mm (kfence, debug, pagealloc, memory-hotplug, hugetlb, kasan, and hugetlb), init, proc, lib, ocfs2, and mailmap" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: mailmap: use private address for Michel Lespinasse ocfs2: fix data corruption by fallocate lib: crc64: fix kernel-doc warning mm, hugetlb: fix simple resv_huge_pages underflow on UFFDIO_COPY mm/kasan/init.c: fix doc warning proc: add .gitignore for proc-subset-pid selftest hugetlb: pass head page to remove_hugetlb_page() drivers/base/memory: fix trying offlining memory blocks with memory holes on aarch64 mm/page_alloc: fix counting of free pages after take off from buddy mm/debug_vm_pgtable: fix alignment for pmd/pud_advanced_tests() pid: take a reference when initializing `cad_pid` kfence: use TASK_IDLE when awaiting allocation Revert "MIPS: make userspace mapping young by default"
Diffstat (limited to 'include')
-rw-r--r--include/linux/pgtable.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h
index 46b13780c2c8..a43047b1030d 100644
--- a/include/linux/pgtable.h
+++ b/include/linux/pgtable.h
@@ -432,6 +432,14 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addres
* To be differentiate with macro pte_mkyoung, this macro is used on platforms
* where software maintains page access bit.
*/
+#ifndef pte_sw_mkyoung
+static inline pte_t pte_sw_mkyoung(pte_t pte)
+{
+ return pte;
+}
+#define pte_sw_mkyoung pte_sw_mkyoung
+#endif
+
#ifndef pte_savedwrite
#define pte_savedwrite pte_write
#endif