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| author | Alex Shi <alex.shi@linaro.org> | 2017-11-30 12:02:52 +0800 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2017-11-30 12:02:52 +0800 |
| commit | f83b09c3edc03ebcb59e65d6c37bc1bdb49b8210 (patch) | |
| tree | 4617c279cb52c31774284c0bde1ab4fce7efb482 /mm/page_ext.c | |
| parent | c19848defd4890f84d733c14b73dcbc87ea180a4 (diff) | |
| parent | eddc563b9850ce692c6040ef0f4575aea2396d33 (diff) | |
Merge remote-tracking branch 'rt-stable/v4.4-rt' into linux-linaro-lsk-v4.4-rtlsk-v4.4-17.11-rt
Diffstat (limited to 'mm/page_ext.c')
| -rw-r--r-- | mm/page_ext.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/mm/page_ext.c b/mm/page_ext.c index 292ca7b8debd..4d1eac0d4fc5 100644 --- a/mm/page_ext.c +++ b/mm/page_ext.c @@ -106,7 +106,6 @@ struct page_ext *lookup_page_ext(struct page *page) struct page_ext *base; base = NODE_DATA(page_to_nid(page))->node_page_ext; -#ifdef CONFIG_DEBUG_VM /* * The sanity checks the page allocator does upon freeing a * page can reach here before the page_ext arrays are @@ -115,7 +114,6 @@ struct page_ext *lookup_page_ext(struct page *page) */ if (unlikely(!base)) return NULL; -#endif offset = pfn - round_down(node_start_pfn(page_to_nid(page)), MAX_ORDER_NR_PAGES); return base + offset; @@ -180,7 +178,6 @@ struct page_ext *lookup_page_ext(struct page *page) { unsigned long pfn = page_to_pfn(page); struct mem_section *section = __pfn_to_section(pfn); -#ifdef CONFIG_DEBUG_VM /* * The sanity checks the page allocator does upon freeing a * page can reach here before the page_ext arrays are @@ -189,7 +186,6 @@ struct page_ext *lookup_page_ext(struct page *page) */ if (!section->page_ext) return NULL; -#endif return section->page_ext + pfn; } |