v3 page-read: add reuse posibility of pagemap2iovec

Signed-off-by: Tikhomirov Pavel <snorcht@gmail.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

include/page-read.h

@@ -67,5 +67,5 @@ struct page_read {
 };
 
 extern int open_page_read(int pid, struct page_read *);
-
+extern void pagemap2iovec(PagemapEntry *pe, struct iovec *iov);
 #endif /* __CR_PAGE_READ_H__ */

page-read.c

@@ -37,7 +37,7 @@ static int read_page(struct page_read *pr, unsigned long vaddr, void *buf)
 	return 1;
 }
 
-static inline void pagemap2iovec(PagemapEntry *pe, struct iovec *iov)
+void pagemap2iovec(PagemapEntry *pe, struct iovec *iov)
 {
 	iov->iov_base = decode_pointer(pe->vaddr);
 	iov->iov_len = pe->nr_pages * PAGE_SIZE;