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-rw-r--r--include/linux/cma.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/cma.h b/include/linux/cma.h
index 53fd8c3cdbd0..bd801023504b 100644
--- a/include/linux/cma.h
+++ b/include/linux/cma.h
@@ -46,6 +46,7 @@ extern int cma_init_reserved_mem(phys_addr_t base, phys_addr_t size,
struct cma **res_cma);
extern struct page *cma_alloc(struct cma *cma, unsigned long count, unsigned int align,
bool no_warn);
+extern bool cma_pages_valid(struct cma *cma, const struct page *pages, unsigned long count);
extern bool cma_release(struct cma *cma, const struct page *pages, unsigned long count);
extern int cma_for_each_area(int (*it)(struct cma *cma, void *data), void *data);