Commit 874fd90c authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle)
Browse files

mm: Add folio_nid() 



This is the folio equivalent of page_to_nid().

Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Acked-by: default avatarMike Rapoport <rppt@linux.ibm.com>
Reviewed-by: default avatarDavid Howells <dhowells@redhat.com>
Acked-by: default avatarVlastimil Babka <vbabka@suse.cz>
parent dd10ab04

include/linux/mm.h

+5 −0
Original line number Diff line number Diff line
@@ -1429,6 +1429,11 @@ 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)

{