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df8c1b0207
Signed-off-by: Alex Williamson <alex.williamson@redhat.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
75 lines
2.1 KiB
Bash
Executable File
75 lines
2.1 KiB
Bash
Executable File
#!/bin/sh -e
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#
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# Update Linux kernel headers QEMU requires from a specified kernel tree.
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#
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# Copyright (C) 2011 Siemens AG
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#
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# Authors:
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# Jan Kiszka <jan.kiszka@siemens.com>
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#
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# This work is licensed under the terms of the GNU GPL version 2.
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# See the COPYING file in the top-level directory.
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tmpdir=`mktemp -d`
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linux="$1"
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output="$2"
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if [ -z "$linux" ] || ! [ -d "$linux" ]; then
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cat << EOF
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usage: update-kernel-headers.sh LINUX_PATH [OUTPUT_PATH]
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LINUX_PATH Linux kernel directory to obtain the headers from
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OUTPUT_PATH output directory, usually the qemu source tree (default: $PWD)
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EOF
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exit 1
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fi
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if [ -z "$output" ]; then
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output="$PWD"
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fi
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# This will pick up non-directories too (eg "Kconfig") but we will
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# ignore them in the next loop.
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ARCHLIST=$(cd "$linux/arch" && echo *)
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for arch in $ARCHLIST; do
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# Discard anything which isn't a KVM-supporting architecture
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if ! [ -e "$linux/arch/$arch/include/asm/kvm.h" ]; then
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continue
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fi
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# Blacklist architectures which have KVM headers but are actually dead
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if [ "$arch" = "ia64" ]; then
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continue
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fi
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make -C "$linux" INSTALL_HDR_PATH="$tmpdir" SRCARCH=$arch headers_install
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rm -rf "$output/linux-headers/asm-$arch"
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mkdir -p "$output/linux-headers/asm-$arch"
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for header in kvm.h kvm_para.h; do
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cp "$tmpdir/include/asm/$header" "$output/linux-headers/asm-$arch"
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done
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if [ $arch = x86 ]; then
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cp "$tmpdir/include/asm/hyperv.h" "$output/linux-headers/asm-x86"
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fi
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done
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rm -rf "$output/linux-headers/linux"
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mkdir -p "$output/linux-headers/linux"
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for header in kvm.h kvm_para.h vfio.h vhost.h virtio_config.h virtio_ring.h; do
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cp "$tmpdir/include/linux/$header" "$output/linux-headers/linux"
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done
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rm -rf "$output/linux-headers/asm-generic"
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mkdir -p "$output/linux-headers/asm-generic"
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for header in kvm_para.h; do
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cp "$tmpdir/include/asm-generic/$header" "$output/linux-headers/asm-generic"
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done
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if [ -L "$linux/source" ]; then
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cp "$linux/source/COPYING" "$output/linux-headers"
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else
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cp "$linux/COPYING" "$output/linux-headers"
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fi
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rm -rf "$tmpdir"
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