[patch 1/1] uml: avoid unnecessary pcap rebuild

From: blaisorblade
Date: Thu Jul 28 2005 - 12:45:39 EST



Just a Kbuild subtlety, not listing a target file inside targets causes it to
be rebuilt each time, and as a consequence everything depending on it is
rebuilt.

Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@xxxxxxxx>
---

linux-2.6.git-paolo/arch/um/drivers/Makefile | 4 +++-
1 files changed, 3 insertions(+), 1 deletion(-)

diff -puN arch/um/drivers/Makefile~uml-avoid-rebuild arch/um/drivers/Makefile
--- linux-2.6.git/arch/um/drivers/Makefile~uml-avoid-rebuild 2005-07-28 18:05:35.000000000 +0200
+++ linux-2.6.git-paolo/arch/um/drivers/Makefile 2005-07-28 18:05:35.000000000 +0200
@@ -19,6 +19,8 @@ harddog-objs := harddog_kern.o harddog_u

LDFLAGS_pcap.o := -r $(shell $(CC) $(CFLAGS) -print-file-name=libpcap.a)

+targets := pcap_kern.o pcap_user.o
+
$(obj)/pcap.o: $(obj)/pcap_kern.o $(obj)/pcap_user.o
$(LD) -r -dp -o $@ $^ $(LDFLAGS) $(LDFLAGS_pcap.o)
#XXX: The call below does not work because the flags are added before the
@@ -26,7 +28,7 @@ $(obj)/pcap.o: $(obj)/pcap_kern.o $(obj)
#$(call if_changed,ld)

# When the above is fixed, don't forget to add this too!
-#targets := $(obj)/pcap.o
+#targets += $(obj)/pcap.o

obj-y := stdio_console.o fd.o chan_kern.o chan_user.o line.o
obj-$(CONFIG_SSL) += ssl.o
_
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/