Rename refcount.h to zfs_refcount.h

Renamed to avoid conflicting with refcount.h when a different
implementation is already provided by the platform.

Reviewed-by: Ryan Moeller <ryan@ixsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #10620

module/os/freebsd/spl/spl_vfs.c

@@ -40,6 +40,7 @@ __FBSDID("$FreeBSD$");
 
 #include <sys/mutex.h>
 #include <sys/vnode.h>
+#include <sys/taskq.h>
 
 #include <sys/ccompat.h>
 

module/os/freebsd/zfs/arc_os.c

@@ -26,7 +26,7 @@
 #include <sys/zio_checksum.h>
 #include <sys/zfs_context.h>
 #include <sys/arc.h>
-#include <sys/refcount.h>
+#include <sys/zfs_refcount.h>
 #include <sys/vdev.h>
 #include <sys/vdev_trim.h>
 #include <sys/vdev_impl.h>

module/os/freebsd/zfs/zfs_fuid_os.c

@@ -26,7 +26,6 @@
 #include <sys/dmu.h>
 #include <sys/avl.h>
 #include <sys/zap.h>
-#include <sys/refcount.h>
 #include <sys/nvpair.h>
 #ifdef _KERNEL
 #include <sys/sid.h>

module/os/freebsd/zfs/zfs_vnops.c

@@ -36,6 +36,7 @@
 #include <sys/sysmacros.h>
 #include <sys/resource.h>
 #include <sys/vfs.h>
+#include <sys/endian.h>
 #include <sys/vm.h>
 #include <sys/vnode.h>
 #include <sys/dirent.h>

module/os/freebsd/zfs/zfs_znode.c

@@ -56,14 +56,13 @@
 #include <sys/dmu.h>
 #include <sys/dmu_objset.h>
 #include <sys/dmu_tx.h>
-#include <sys/refcount.h>
+#include <sys/zfs_refcount.h>
 #include <sys/stat.h>
 #include <sys/zap.h>
 #include <sys/zfs_znode.h>
 #include <sys/sa.h>
 #include <sys/zfs_sa.h>
 #include <sys/zfs_stat.h>
-#include <sys/refcount.h>
 
 #include "zfs_prop.h"
 #include "zfs_comutil.h"

module/os/freebsd/zfs/zvol_os.c

@@ -78,7 +78,6 @@
 #include <sys/fs/zfs.h>
 #include <sys/zfs_ioctl.h>
 #include <sys/zil.h>
-#include <sys/refcount.h>
 #include <sys/zfs_znode.h>
 #include <sys/zfs_rlock.h>
 #include <sys/vdev_impl.h>

module/os/linux/zfs/arc_os.c

@@ -33,7 +33,7 @@
 #include <sys/zio_checksum.h>
 #include <sys/zfs_context.h>
 #include <sys/arc.h>
-#include <sys/refcount.h>
+#include <sys/zfs_refcount.h>
 #include <sys/vdev.h>
 #include <sys/vdev_trim.h>
 #include <sys/vdev_impl.h>

module/os/linux/zfs/zfs_znode.c

@@ -54,7 +54,7 @@
 #include <sys/dmu.h>
 #include <sys/dmu_objset.h>
 #include <sys/dmu_tx.h>
-#include <sys/refcount.h>
+#include <sys/zfs_refcount.h>
 #include <sys/stat.h>
 #include <sys/zap.h>
 #include <sys/zfs_znode.h>