Re: [PATCH] Dont build altivec raid on x86

From: Brian Gerst
Date: Thu Mar 23 2006 - 16:19:16 EST


J.A. Magallon wrote:
On Thu, 23 Mar 2006 22:07:11 +0100, "J.A. Magallon" <jamagallon@xxxxxxx> wrote:


On Thu, 23 Mar 2006 01:40:46 -0800, Andrew Morton <akpm@xxxxxxxx> wrote:


ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.16/2.6.16-mm1/



gcc just compiles files emptied with #ifdefs, but it looks incorrect
anyways

--- linux/drivers/md/Makefile.orig 2005-11-13 23:14:48.000000000 +0100
+++ linux/drivers/md/Makefile 2005-11-13 23:28:05.000000000 +0100
@@ -8,12 +8,21 @@
dm-snapshot-objs := dm-snap.o dm-exception-store.o
dm-mirror-objs := dm-log.o dm-raid1.o
md-mod-objs := md.o bitmap.o
+
+
+ifeq ($(CONFIG_ALTIVEC),y)
+raid6-vec-objs := \
+ raid6altivec1.o raid6altivec2.o \
+ raid6altivec4.o raid6altivec8.o
+endif
+ifeq ($(CONFIG_X86),y)
+raid6-vec-objs := \
+ raid6mmx.o raid6sse1.o raid6sse2.o
+endif
raid6-objs := raid6main.o raid6algos.o raid6recov.o raid6tables.o \
raid6int1.o raid6int2.o raid6int4.o \
raid6int8.o raid6int16.o raid6int32.o \
- raid6altivec1.o raid6altivec2.o raid6altivec4.o \
- raid6altivec8.o \
- raid6mmx.o raid6sse1.o raid6sse2.o
+ $(raid6-vec-objs)
hostprogs-y := mktables
# Note: link order is important. All raid personalities


Use raid6-$(CONFIG_FOO) instead.

--
Brian Gerst
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