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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2024-04-12 22:35:01 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2024-05-06 03:53:45 +0300 |
| commit | b87f978dc77519943b659dc8b753f544772e7c85 (patch) | |
| tree | 8ba43c870166c249f11c7693a3905f25799fe911 /mm/page_vma_mapped.c | |
| parent | 37bc2ff506b184411e4cc80f111c638b2b4c83d4 (diff) | |
| download | linux-b87f978dc77519943b659dc8b753f544772e7c85.tar.xz | |
mm: make page_mapped_in_vma conditional on CONFIG_MEMORY_FAILURE
This function is only currently used by the memory-failure code, so we can
omit it if we're not compiling in the memory-failure code.
Link: https://lkml.kernel.org/r/20240412193510.2356957-5-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Suggested-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Jane Chu <jane.chu@oracle.com>
Reviewed-by: Oscar Salvador <osalvador@suse.de>
Acked-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/page_vma_mapped.c')
| -rw-r--r-- | mm/page_vma_mapped.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/page_vma_mapped.c b/mm/page_vma_mapped.c index c202eab84936..ae5cc42aa208 100644 --- a/mm/page_vma_mapped.c +++ b/mm/page_vma_mapped.c @@ -314,6 +314,7 @@ next_pte: return false; } +#ifdef CONFIG_MEMORY_FAILURE /** * page_mapped_in_vma - check whether a page is really mapped in a VMA * @page: the page to test @@ -344,3 +345,4 @@ unsigned long page_mapped_in_vma(struct page *page, struct vm_area_struct *vma) out: return pvmw.address; } +#endif |