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Ubuntu support for kpatch-build 

At this point the module does build (i.e. kpatch-build is correct);
however, the addresses in the generated vmlinux don't match that
of the running kernel so the modules fail to load with an ftrace
registration error. So that is something to be investigated.

Signed-off-by: Seth Jennings <sjenning@redhat.com>
This commit is contained in:
Seth Jennings 2014-04-29 11:10:22 -05:00
parent 96ea05ebea
commit 6236c3a196
1 changed files with 39 additions and 18 deletions
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57
kpatch-build/kpatch-build
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@ -176,27 +176,48 @@ elif [[ -d "$SRCDIR" ]]; then
echo "Using cache at $SRCDIR"
else
rpm -q --quiet rpmdevtools || die "rpmdevtools not installed"
if grep -q "Fedora" "/etc/issue" || grep -q "Red Hat" "/etc/issue"; then
if [[ -z "$SRCRPM" ]]; then
rpm -q --quiet yum-utils || die "yum-utils not installed"
echo "Fedora/Red Hat distribution detected"
rpm -q --quiet rpmdevtools || die "rpmdevtools not installed"
echo "Downloading kernel source for $ARCHVERSION"
yumdownloader --source --destdir "$TEMPDIR" "kernel-$ARCHVERSION" >> "$LOGFILE" 2>&1 || die
SRCRPM="$TEMPDIR/kernel-${ARCHVERSION%*.*}.src.rpm"
if [[ -z "$SRCRPM" ]]; then
rpm -q --quiet yum-utils || die "yum-utils not installed"
echo "Downloading kernel source for $ARCHVERSION"
yumdownloader --source --destdir "$TEMPDIR" "kernel-$ARCHVERSION" >> "$LOGFILE" 2>&1 || die
SRCRPM="$TEMPDIR/kernel-${ARCHVERSION%*.*}.src.rpm"
fi
echo "Unpacking kernel source"
rpmdev-setuptree >> "$LOGFILE" 2>&1 || die
rpm -ivh "$SRCRPM" >> "$LOGFILE" 2>&1 || die
rpmbuild -bp "--target=$(uname -m)" "$HOME/rpmbuild/SPECS/kernel.spec" >> "$LOGFILE" 2>&1 ||
die "rpmbuild -bp failed. you may need to run 'yum-builddep kernel' first."
rm -rf "$CACHEDIR"
mkdir -p "$OBJDIR"
mv "$HOME"/rpmbuild/BUILD/kernel-*/linux-"$ARCHVERSION" "$SRCDIR" >> "$LOGFILE" 2>&1 || die
cp "$SRCDIR/.config" "$OBJDIR" || die
echo "-${ARCHVERSION##*-}" > "$SRCDIR/localversion" || die
elif grep -q "Ubuntu" "/etc/issue"; then
echo "Debian/Ubuntu distribution detected"
cd $TEMPDIR
echo "Downloading and unpacking kernel source for $ARCHVERSION"
apt-get source linux || die "'apt-get source linux' failed. you may need to run 'apt-get install dpkg-dev'"
mkdir -p "$OBJDIR"
mv linux-${ARCHVERSION%%-*} "$SRCDIR" || die
cp "/boot/config-${ARCHVERSION}" "$OBJDIR/.config" || die
echo "-${ARCHVERSION#*-}" > "$SRCDIR/localversion" || die
# for some reason the Ubuntu kernel versions don't follow the
# upstream SUBLEVEL; they are always at SUBLEVEL 0
sed -i "s/^SUBLEVEL.*/SUBLEVEL = 0/" "$SRCDIR/Makefile" || die
else
die "Unsupported distribution"
fi
echo "Unpacking kernel source"
rpmdev-setuptree >> "$LOGFILE" 2>&1 || die
rpm -ivh "$SRCRPM" >> "$LOGFILE" 2>&1 || die
rpmbuild -bp "--target=$(uname -m)" "$HOME/rpmbuild/SPECS/kernel.spec" >> "$LOGFILE" 2>&1 ||
die "rpmbuild -bp failed. you may need to run 'yum-builddep kernel' first."
rm -rf "$CACHEDIR"
mkdir -p "$OBJDIR"
mv "$HOME"/rpmbuild/BUILD/kernel-*/linux-"$ARCHVERSION" "$SRCDIR" >> "$LOGFILE" 2>&1 || die
cp "$SRCDIR/.config" "$OBJDIR" || die
echo "-${ARCHVERSION##*-}" > "$SRCDIR/localversion" || die
fi
echo "Testing patch file"