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Merge pull request #1013 from steils/dwarf-gz 

kpatch-build: check if gcc supports -gz=none
This commit is contained in:
Joe Lawrence 2019-07-31 14:02:50 -04:00 committed by GitHub
parent ea0e6f0144 14b094484e
commit d60579e8d4
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 9 additions and 2 deletions
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11
kpatch-build/kpatch-build
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@ -50,6 +50,7 @@ DEBUG=0
SKIPCLEANUP=0
SKIPGCCCHECK=0
ARCH_KCFLAGS=""
DEBUG_KCFLAGS=""
declare -a PATCH_LIST
APPLIED_PATCHES=0
OOT_MODULE=
@ -205,7 +206,6 @@ gcc_version_check() {
else
kgccver="$(gcc_version_from_file "$VMLINUX")"
fi
rm -f "$c" "$o"
if [[ -n "$out" ]]; then
warn "gcc >= 4.8 required for -pg -ffunction-settings"
@ -213,6 +213,12 @@ gcc_version_check() {
return 1
fi
out="$(gcc -c -gz=none -o "$o" "$c" 2>&1)"
if [[ -z "$out" ]]; then
DEBUG_KCFLAGS="-gz=none"
fi
rm -f "$c" "$o"
# ensure gcc version matches that used to build the kernel
if [[ "$gccver" != "$kgccver" ]]; then
warn "gcc/kernel version mismatch"
@ -748,7 +754,8 @@ if [[ "$ARCH" = "ppc64le" ]]; then
ARCH_KCFLAGS="-mcmodel=large -fplugin=$PLUGINDIR/ppc64le-plugin.so"
fi
export KCFLAGS="-I$DATADIR/patch -ffunction-sections -fdata-sections -gz=none $ARCH_KCFLAGS"
export KCFLAGS="-I$DATADIR/patch -ffunction-sections -fdata-sections \
$ARCH_KCFLAGS $DEBUG_KCFLAGS"
echo "Reading special section data"
find_special_section_data