From 5bb7dc0fd7e5d0480a2317c91515a3d45e80519a Mon Sep 17 00:00:00 2001
From: "Brian J. Murrell" <brian.murrell@oracle.com>
Date: Fri, 25 Jun 2010 09:49:13 -0400
Subject: [PATCH] b=23185 properly support sles10 ppc64

We never really have properly supported ppc64 on sles10:
- RPMSMPTYPE for ppc64 on SLES10 is ppc64, not smp
- add a function to resolve an arch to their canonical value

Comment out some code to align the sles distro lbuild with rhel5.
---
 build/lbuild                                       |  4 +++
 build/lbuild-sles                                  | 37 +++++++++++++---------
 build/lbuild-sles10                                |  2 +-
 ...=> kernel-2.6.16-2.6-sles10-ppc64-ppc64.config} |  0
 lustre/kernel_patches/targets/2.6-sles10.target.in |  3 +-
 5 files changed, 29 insertions(+), 17 deletions(-)
 rename lustre/kernel_patches/kernel_configs/{kernel-2.6.16-2.6-sles10-ppc64-smp.config => kernel-2.6.16-2.6-sles10-ppc64-ppc64.config} (100%)

diff --git a/build/lbuild b/build/lbuild
index 32b4f5d..c99ade4 100755
--- a/build/lbuild
+++ b/build/lbuild
@@ -965,6 +965,10 @@ set_rpm_smp_type() {
         [ $infact_arch == $smp_type ] && RPMSMPTYPE=bigsmp && break
     done
 
+    for smp_type in $PPC64_ARCHS; do
+        [ $infact_arch == $smp_type ] && RPMSMPTYPE=ppc64 && break
+    done
+
     for smp_type in $DEFAULT_ARCHS; do
         [ $infact_arch == $smp_type ] && RPMSMPTYPE=default && break
     done
diff --git a/build/lbuild-sles b/build/lbuild-sles
index 1f1bb8f..1e3902d2 100644
--- a/build/lbuild-sles
+++ b/build/lbuild-sles
@@ -84,25 +84,32 @@ rpm_BUILD_kernel_dirname() {
     echo kernel${lustre}-${rpmsmptype}-${lnxmaj}${lnxmin}/linux-${lnxmaj}
 }
 
-find_linux_devel_paths() {
-    local path="$1"
+resolve_arch() {
+    local arch="$1"
 
-    LINUX=$path/usr/src/linux-${lnxmaj}${lnxmin}-${lnxrel}
+    case $arch in
+        ppc64)	arch=powerpc
+                ;;
+        i686)	arch=i386
+                ;;
+    esac
 
-    local objects=$TARGET_ARCH/$RPMSMPTYPE
-    if [ -d $path/usr/src/linux-${lnxmaj}${lnxmin}-${lnxrel}-obj/powerpc ]; then
-        objects="powerpc/$TARGET_ARCH"
-    elif [ $TARGET_ARCH == 'i686' ]; then
-        objects="i386/$RPMSMPTYPE"
-    fi
+    echo "$arch"
+
+}
 
-    LINUXOBJ=$path/usr/src/linux-${lnxmaj}${lnxmin}-${lnxrel}-obj/$objects
-    LINUXRELEASE=$(find_linux_release "$LINUXOBJ")
+find_linux_devel_paths() {
+    local path="$1"
 
-    if [ -z "$LINUXRELEASE" ]; then
-        echo "Failed to find linux release in $LINUXOBJ"
-        return 255
-    fi
+    LINUX=$path/usr/src/linux-${lnxmaj}${lnxmin}-${lnxrel}
+    LINUXOBJ=$path/usr/src/linux-${lnxmaj}${lnxmin}-${lnxrel}-obj/$(resolve_arch $TARGET_ARCH)/$RPMSMPTYPE
+    # XXX this has been commented out in th rhel5 build file for a while
+    # as it says there, it's probably not needed anymore and can be deleted
+    #LINUXRELEASE=$(find_linux_release "$LINUXOBJ")
+    #if [ -z "$LINUXRELEASE" ]; then
+    #    echo "Failed to find linux release in $LINUXOBJ"
+    #    return 255
+    #fi
 
     return 0
 }
diff --git a/build/lbuild-sles10 b/build/lbuild-sles10
index 3441a01..107af00 100644
--- a/build/lbuild-sles10
+++ b/build/lbuild-sles10
@@ -53,7 +53,7 @@ unpack_linux_devel_rpm-sles10() {
     # get the Module.symvers out of the kenrel-flavor RPM
     local kernelrpm=${callers_rpm/-source-/-$RPMSMPTYPE-}
 
-    if ! rpm2cpio < "$kernelrpm" | cpio -id ./usr/src/linux-${lnxmaj}${lnxmin}-${lnxrel}-obj/$TARGET_ARCH/$RPMSMPTYPE/Module.symvers ./boot/sym\* > /dev/null 2>&1; then
+    if ! rpm2cpio < "$kernelrpm" | cpio -id ./usr/src/linux-${lnxmaj}${lnxmin}-${lnxrel}-obj/$(resolve_arch $TARGET_ARCH)/$RPMSMPTYPE/Module.symvers ./boot/sym\* > /dev/null 2>&1; then
         return 255
     fi
 
diff --git a/lustre/kernel_patches/kernel_configs/kernel-2.6.16-2.6-sles10-ppc64-smp.config b/lustre/kernel_patches/kernel_configs/kernel-2.6.16-2.6-sles10-ppc64-ppc64.config
similarity index 100%
rename from lustre/kernel_patches/kernel_configs/kernel-2.6.16-2.6-sles10-ppc64-smp.config
rename to lustre/kernel_patches/kernel_configs/kernel-2.6.16-2.6-sles10-ppc64-ppc64.config
diff --git a/lustre/kernel_patches/targets/2.6-sles10.target.in b/lustre/kernel_patches/targets/2.6-sles10.target.in
index 8854905..1990483 100644
--- a/lustre/kernel_patches/targets/2.6-sles10.target.in
+++ b/lustre/kernel_patches/targets/2.6-sles10.target.in
@@ -24,9 +24,10 @@ BASE_ARCHS="i686 ppc x86_64 ia64 ppc64"
 BIGMEM_ARCHS=""
 BOOT_ARCHS=""
 JENSEN_ARCHS=""
-SMP_ARCHS="x86_64 ia64 ppc64"
+SMP_ARCHS="x86_64 ia64"
 BIGSMP_ARCHS="i686"
 PSERIES64_ARCHS="ppc"
+PPC64_ARCHS="ppc64"
 UP_ARCHS=""
 SRC_ARCHS=""
 #RPMSMPTYPE="smp"
-- 
1.8.3.1