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authorLinus Torvalds <torvalds@linux-foundation.org>2020-08-21 14:44:48 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-08-21 14:44:48 -0700
commit349111f050b54648df9b3e3d70944c56108c6470 (patch)
tree5204ec32d8a1099b22efe1354106efbe640ffa35 /mm/khugepaged.c
parentf22c5579a7d600fa03f8c1d150cf78188f8709b6 (diff)
parent88e8ac11d2ea3acc003cf01bb5a38c8aa76c3cfd (diff)
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton: "11 patches. Subsystems affected by this: misc, mm/hugetlb, mm/vmalloc, mm/misc, romfs, relay, uprobes, squashfs, mm/cma, mm/pagealloc" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: mm, page_alloc: fix core hung in free_pcppages_bulk() mm: include CMA pages in lowmem_reserve at boot squashfs: avoid bio_alloc() failure with 1Mbyte blocks uprobes: __replace_page() avoid BUG in munlock_vma_page() kernel/relay.c: fix memleak on destroy relay channel romfs: fix uninitialized memory leak in romfs_dev_read() mm/rodata_test.c: fix missing function declaration mm/vunmap: add cond_resched() in vunmap_pmd_range khugepaged: adjust VM_BUG_ON_MM() in __khugepaged_enter() hugetlb_cgroup: convert comma to semicolon mailmap: add Andi Kleen
Diffstat (limited to 'mm/khugepaged.c')
-rw-r--r--mm/khugepaged.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 15a9af791014..e749e568e1ea 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -466,7 +466,7 @@ int __khugepaged_enter(struct mm_struct *mm)
return -ENOMEM;
/* __khugepaged_exit() must not run from under us */
- VM_BUG_ON_MM(khugepaged_test_exit(mm), mm);
+ VM_BUG_ON_MM(atomic_read(&mm->mm_users) == 0, mm);
if (unlikely(test_and_set_bit(MMF_VM_HUGEPAGE, &mm->flags))) {
free_mm_slot(mm_slot);
return 0;

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