1 files changed, 5 insertions, 1 deletions

diff --git a/sys/compat/linux/linux_misc.c b/sys/compat/linux/linux_misc.c
index 43e8e845dcc7..661919ef1a3b 100644
--- a/sys/compat/linux/linux_misc.c
+++ b/sys/compat/linux/linux_misc.c
@@ -599,6 +599,10 @@ linux_mremap(struct proc *p, struct linux_mremap_args *args)
 	return error;
 }
 
+#define	LINUX_MS_ASYNC		0x0001
+#define	LINUX_MS_INVALIDATE	0x0002
+#define	LINUX_MS_SYNC		0x0004
+
 int
 linux_msync(struct proc *p, struct linux_msync_args *args)
 {
@@ -606,7 +610,7 @@ linux_msync(struct proc *p, struct linux_msync_args *args)
 
 	bsd_args.addr = (caddr_t)args->addr;
 	bsd_args.len = args->len;
-	bsd_args.flags = 0;	/* XXX ignore */
+	bsd_args.flags = args->fl & ~LINUX_MS_SYNC;
 
 	return msync(p, &bsd_args);
 }