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authorJustin M. Forbes <jforbes@fedoraproject.org>2021-07-07 13:27:33 -0500
committerJustin M. Forbes <jforbes@fedoraproject.org>2021-07-07 13:27:33 -0500
commit7ab3430578bb44245900b015eefd4644be051cfe (patch)
tree9b8bacde5bb8b7735d8d29b0071f56823e7574d3 /generate_crashkernel_default.sh
parent6efdb4e41243c97df25b05d465658032ba34e366 (diff)
downloadkernel-7ab3430578bb44245900b015eefd4644be051cfe.tar.gz
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kernel-5.14.0-0.rc0.20210707git77d34a4683b0.12
* Wed Jul 07 2021 Fedora Kernel Team <kernel-team@fedoraproject.org> [5.14.0-0.rc0.20210707git77d34a4683b0.12] - Fix the perf trace link location (Justin M. Forbes) - drm/amdgpu/dc: Really fix DCN3.1 Makefile for PPC64 (Michal Suchanek) Resolves: rhbz# Signed-off-by: Justin M. Forbes <jforbes@fedoraproject.org>
Diffstat (limited to 'generate_crashkernel_default.sh')
-rwxr-xr-xgenerate_crashkernel_default.sh25
1 files changed, 25 insertions, 0 deletions
diff --git a/generate_crashkernel_default.sh b/generate_crashkernel_default.sh
new file mode 100755
index 000000000..46d454607
--- /dev/null
+++ b/generate_crashkernel_default.sh
@@ -0,0 +1,25 @@
+#!/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