Re: [PATCH v14 033/138] mm: Add folio_nid()
From: Vlastimil Babka <hidden>
Date: 2021-08-11 09:37:14
Also in:
linux-fsdevel, lkml
On 7/15/21 5:35 AM, Matthew Wilcox (Oracle) wrote:
This is the folio equivalent of page_to_nid(). Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Christoph Hellwig <hch@lst.de>
Acked-by: Vlastimil Babka <redacted>
quoted hunk ↗ jump to hunk
--- include/linux/mm.h | 5 +++++ 1 file changed, 5 insertions(+)diff --git a/include/linux/mm.h b/include/linux/mm.h index 8b79d9dfa6cb..c6e2a1682a6d 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h@@ -1428,6 +1428,11 @@ static inline int page_to_nid(const struct page *page) } #endif +static inline int folio_nid(const struct folio *folio) +{ + return page_to_nid(&folio->page); +} + #ifdef CONFIG_NUMA_BALANCING static inline int cpu_pid_to_cpupid(int cpu, int pid) {