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Index: sys/compat/linuxkpi/common/include/linux/pagevec.h
===================================================================
--- /dev/null
+++ 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_ */

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