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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-09-06 19:49:00 +0000 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-09-26 19:46:23 -0700 |
| commit | 685405020b9f24ec979d41e6c27207be97c000cf (patch) | |
| tree | aa980aad7396a4cc047c6f8fd0c43bedc8a3db43 /mm/huge_memory.c | |
| parent | c4d1a92d0d3ada8a4073b8af8eff462d689d64c5 (diff) | |
| download | lwn-685405020b9f24ec979d41e6c27207be97c000cf.tar.gz lwn-685405020b9f24ec979d41e6c27207be97c000cf.zip | |
mm/khugepaged: stop using vma linked list
Use vma iterator & find_vma() instead of vma linked list.
Link: https://lkml.kernel.org/r/20220906194824.2110408-53-Liam.Howlett@oracle.com
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Reviewed-by: Davidlohr Bueso <dave@stgolabs.net>
Tested-by: Yu Zhao <yuzhao@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: SeongJae Park <sj@kernel.org>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/huge_memory.c')
| -rw-r--r-- | mm/huge_memory.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 534d30cff9d7..63b4d8ff4b55 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2341,11 +2341,11 @@ void vma_adjust_trans_huge(struct vm_area_struct *vma, split_huge_pmd_if_needed(vma, end); /* - * If we're also updating the vma->vm_next->vm_start, + * If we're also updating the next vma vm_start, * check if we need to split it. */ if (adjust_next > 0) { - struct vm_area_struct *next = vma->vm_next; + struct vm_area_struct *next = find_vma(vma->vm_mm, vma->vm_end); unsigned long nstart = next->vm_start; nstart += adjust_next; split_huge_pmd_if_needed(next, nstart); |