D35941.diff
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	diff --git a/sys/compat/linuxkpi/common/include/linux/pagevec.h b/sys/compat/linuxkpi/common/include/linux/pagevec.h
	new file mode 100644
	--- /dev/null
	+++ b/sys/compat/linuxkpi/common/include/linux/pagevec.h
	@@ -0,0 +1,69 @@
	+/* Public domain. */
	+
	+#ifndef _LINUXKPI_LINUX_PAGEVEC_H_
	+#define _LINUXKPI_LINUX_PAGEVEC_H_
	+
	+#include <sys/types.h>
	+#include <sys/systm.h>
	+#include <sys/errno.h>
	+
	+#include <linux/pagemap.h>
	+
	+#define PAGEVEC_SIZE 15
	+
	+struct pagevec {
	+ uint8_t nr;
	+ struct vm_page *pages[PAGEVEC_SIZE];
	+};
	+
	+static inline unsigned int
	+pagevec_space(struct pagevec *pvec)
	+{
	+ return PAGEVEC_SIZE - pvec->nr;
	+}
	+
	+static inline void
	+pagevec_init(struct pagevec *pvec)
	+{
	+ pvec->nr = 0;
	+}
	+
	+static inline void
	+pagevec_reinit(struct pagevec *pvec)
	+{
	+ pvec->nr = 0;
	+}
	+
	+static inline unsigned int
	+pagevec_count(struct pagevec *pvec)
	+{
	+ return pvec->nr;
	+}
	+
	+static inline unsigned int
	+pagevec_add(struct pagevec pvec, struct vm_page page)
	+{
	+ pvec->pages[pvec->nr++] = page;
	+ return PAGEVEC_SIZE - pvec->nr;
	+}
	+
	+static inline void
	+__pagevec_release(struct pagevec *pvec)
	+{
	+ release_pages(pvec->pages, pagevec_count(pvec));
	+ pagevec_reinit(pvec);
	+}
	+
	+static inline void
	+pagevec_release(struct pagevec *pvec)
	+{
	+ if (pagevec_count(pvec))
	+ __pagevec_release(pvec);
	+}
	+
	+static inline void
	+check_move_unevictable_pages(struct pagevec *pvec)
	+{
	+}
	+
	+#endif /* _LINUXKPI_LINUX_PAGEVEC_H_ */