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authorLinus Torvalds <torvalds@linux-foundation.org>2019-12-05 09:46:26 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-12-05 09:46:26 -0800
commit5ecc9d15f73b82c748526350d5602c94fdd65cac (patch)
tree686ae55a0de4be8bad9e2248b019e459525cb109 /include/linux/mm.h
parent2f13437b8917627119d163d62f73e7a78a92303a (diff)
parentf949286c668aed5aa24acdb5838be9cfd9513bd3 (diff)
Merge branch 'akpm' (patches from Andrew)
Merge more updates from Andrew Morton: "Most of the rest of MM and various other things. Some Kconfig rework still awaits merges of dependent trees from linux-next. Subsystems affected by this patch series: mm/hotfixes, mm/memcg, mm/vmstat, mm/thp, procfs, sysctl, misc, notifiers, core-kernel, bitops, lib, checkpatch, epoll, binfmt, init, rapidio, uaccess, kcov, ubsan, ipc, bitmap, mm/pagemap" * akpm: (86 commits) mm: remove __ARCH_HAS_4LEVEL_HACK and include/asm-generic/4level-fixup.h um: add support for folded p4d page tables um: remove unused pxx_offset_proc() and addr_pte() functions sparc32: use pgtable-nopud instead of 4level-fixup parisc/hugetlb: use pgtable-nopXd instead of 4level-fixup parisc: use pgtable-nopXd instead of 4level-fixup nds32: use pgtable-nopmd instead of 4level-fixup microblaze: use pgtable-nopmd instead of 4level-fixup m68k: mm: use pgtable-nopXd instead of 4level-fixup m68k: nommu: use pgtable-nopud instead of 4level-fixup c6x: use pgtable-nopud instead of 4level-fixup arm: nommu: use pgtable-nopud instead of 4level-fixup alpha: use pgtable-nopud instead of 4level-fixup gpio: pca953x: tighten up indentation gpio: pca953x: convert to use bitmap API gpio: pca953x: use input from regs structure in pca953x_irq_pending() gpio: pca953x: remove redundant variable and check in IRQ handler lib/bitmap: introduce bitmap_replace() helper lib/test_bitmap: fix comment about this file lib/test_bitmap: move exp1 and exp2 upper for others to use ...
Diffstat (limited to 'include/linux/mm.h')
-rw-r--r--include/linux/mm.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 8b0ef04b6d15..c97ea3b694e6 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1838,12 +1838,12 @@ static inline void mm_dec_nr_ptes(struct mm_struct *mm) {}
int __pte_alloc(struct mm_struct *mm, pmd_t *pmd);
int __pte_alloc_kernel(pmd_t *pmd);
+#if defined(CONFIG_MMU)
+
/*
- * The following ifdef needed to get the 4level-fixup.h header to work.
- * Remove it when 4level-fixup.h has been removed.
+ * The following ifdef needed to get the 5level-fixup.h header to work.
+ * Remove it when 5level-fixup.h has been removed.
*/
-#if defined(CONFIG_MMU) && !defined(__ARCH_HAS_4LEVEL_HACK)
-
#ifndef __ARCH_HAS_5LEVEL_HACK
static inline p4d_t *p4d_alloc(struct mm_struct *mm, pgd_t *pgd,
unsigned long address)
@@ -1865,7 +1865,7 @@ static inline pmd_t *pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long a
return (unlikely(pud_none(*pud)) && __pmd_alloc(mm, pud, address))?
NULL: pmd_offset(pud, address);
}
-#endif /* CONFIG_MMU && !__ARCH_HAS_4LEVEL_HACK */
+#endif /* CONFIG_MMU */
#if USE_SPLIT_PTE_PTLOCKS
#if ALLOC_SPLIT_PTLOCKS