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kernel/SOURCES/generate_crashkernel_default.sh

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2021-11-04 01:36:31 +00:00
#!/bin/bash
kernelver=$1 && shift
arch=$1 && shift
rootfs=$1 && shift
output="${rootfs}/lib/modules/${kernelver}/crashkernel.default"
case $arch in
x86_64|s390*)
ck_cmdline="crashkernel=1G-4G:192M,4G-64G:256M,64G-:512M"
;;
arm64|aarch64)
ck_cmdline="crashkernel=2G-:448M"
;;
powerpc|ppc64*)
ck_cmdline="crashkernel=2G-4G:384M,4G-16G:512M,16G-64G:1G,64G-128G:2G,128G-:4G"
;;
*)
ck_cmdline=""
;;
esac
cat > "$output" <<EOF
$ck_cmdline
EOF