unfs3: Add a NFSv3 user mode server for use with runqemu

The user mode nfs server allows the use of runqemu without any root
privileges and may even be accelerated with kvm.

Example:

runqemu-extract-sdk tmp-eglibc/deploy/images/qemux86-64/core-image-minimal-qemux86-64.tar.bz2 rootfs

runqemu qemux86-64 `pwd`/rootfs nographic slirp kvm

[YOCTO #5639]

(From OE-Core rev: 24183f5ec9c71db936e75060387941463d30d962)

Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/meta/recipes-devtools/unfs3/unfs3/unfs3_parallel_build.patch b/meta/recipes-devtools/unfs3/unfs3/unfs3_parallel_build.patch
new file mode 100644
index 0000000000..c7fe3d7c6b
--- /dev/null
+++ b/meta/recipes-devtools/unfs3/unfs3/unfs3_parallel_build.patch
@@ -0,0 +1,36 @@
+Fix parallel build dependency issue
+
+If building with make -j2 the lib.a will not get built in time.
+
+Jason Wessel <jason.wessel@windriver.com>
+
+Upstream-Status: Pending
+
+---
+ Config/Makefile.in |    2 ++
+ Makefile.in        |    3 ++-
+ 2 files changed, 4 insertions(+), 1 deletion(-)
+
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -29,7 +29,8 @@ DESTDIR =
+ 
+ VPATH = $(srcdir)
+ 
+-all: subdirs unfsd$(EXEEXT)
++all: subdirs
++       $(MAKE) unfsd$(EXEEXT)
+ 
+ unfsd$(EXEEXT): $(OBJS) $(CONFOBJ) $(EXTRAOBJ)
+        $(CC) -o $@ $(OBJS) $(CONFOBJ) $(EXTRAOBJ) $(LDFLAGS)
+--- a/Config/Makefile.in
++++ b/Config/Makefile.in
+@@ -16,6 +16,8 @@ lib.a: $(OBJS)
+        $(AR) crs lib.a $(OBJS)
+ 
+ y.tab.h y.tab.c: $(srcdir)/exports.y
++
++y.tab.c: $(srcdir)/exports.y
+        $(YACC) -d $(srcdir)/exports.y
+ 
+ y.tab.o: y.tab.c $(srcdir)/exports.h $(top_srcdir)/nfs.h $(top_srcdir)/mount.h $(top_srcdir)/daemon.h