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authorLinus Torvalds <torvalds@linux-foundation.org>2018-03-22 18:48:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-03-22 18:48:43 -0700
commitf36b7534b83357cf52e747905de6d65b4f7c2512 (patch)
treeca52ebdc4aaa738bd464b22a06ed034e41c46acb /include
parent8401c72c593d2be8607d2a0a4551ee5c867d6f2f (diff)
parent9d3c3354bb85bab4d865fe95039443f09a4c8394 (diff)
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton: "13 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: mm, thp: do not cause memcg oom for thp mm/vmscan: wake up flushers for legacy cgroups too Revert "mm: page_alloc: skip over regions of invalid pfns where possible" mm/shmem: do not wait for lock_page() in shmem_unused_huge_shrink() mm/thp: do not wait for lock_page() in deferred_split_scan() mm/khugepaged.c: convert VM_BUG_ON() to collapse fail x86/mm: implement free pmd/pte page interfaces mm/vmalloc: add interfaces to free unmapped page table h8300: remove extraneous __BIG_ENDIAN definition hugetlbfs: check for pgoff value overflow lockdep: fix fs_reclaim warning MAINTAINERS: update Mark Fasheh's e-mail mm/mempolicy.c: avoid use uninitialized preferred_node
Diffstat (limited to 'include')
-rw-r--r--include/asm-generic/pgtable.h10
-rw-r--r--include/linux/memblock.h1
2 files changed, 10 insertions, 1 deletions
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 2cfa3075d148..bfbb44a5ad38 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -983,6 +983,8 @@ int pud_set_huge(pud_t *pud, phys_addr_t addr, pgprot_t prot);
int pmd_set_huge(pmd_t *pmd, phys_addr_t addr, pgprot_t prot);
int pud_clear_huge(pud_t *pud);
int pmd_clear_huge(pmd_t *pmd);
+int pud_free_pmd_page(pud_t *pud);
+int pmd_free_pte_page(pmd_t *pmd);
#else /* !CONFIG_HAVE_ARCH_HUGE_VMAP */
static inline int p4d_set_huge(p4d_t *p4d, phys_addr_t addr, pgprot_t prot)
{
@@ -1008,6 +1010,14 @@ static inline int pmd_clear_huge(pmd_t *pmd)
{
return 0;
}
+static inline int pud_free_pmd_page(pud_t *pud)
+{
+ return 0;
+}
+static inline int pmd_free_pte_page(pmd_t *pmd)
+{
+ return 0;
+}
#endif /* CONFIG_HAVE_ARCH_HUGE_VMAP */
#ifndef __HAVE_ARCH_FLUSH_PMD_TLB_RANGE
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 8be5077efb5f..f92ea7783652 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -187,7 +187,6 @@ int memblock_search_pfn_nid(unsigned long pfn, unsigned long *start_pfn,
unsigned long *end_pfn);
void __next_mem_pfn_range(int *idx, int nid, unsigned long *out_start_pfn,
unsigned long *out_end_pfn, int *out_nid);
-unsigned long memblock_next_valid_pfn(unsigned long pfn, unsigned long max_pfn);
/**
* for_each_mem_pfn_range - early memory pfn range iterator