38 lines
1.1 KiB
Plaintext
38 lines
1.1 KiB
Plaintext
export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/share/bcc/tools/
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export TMPDIR=/tmp/
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psk=/proc/sys/kernel/kptr_restrict
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if [ -f $psk ]; then echo 0 > $psk; fi
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override_vers=1
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this_vers=$(/get_kvers.sh)
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if [ -d /kernel-headers/ ]; then
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export BCC_KERNEL_SOURCE=/kernel-headers/;
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h_vers=0
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vers_line=$(grep LINUX_VERSION_CODE /kernel-headers/include/generated/uapi/linux/version.h)
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if [ "x$vers_line" != "x" ]; then
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h_vers=$(echo $vers_line | cut -d ' ' -f3)
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fi
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if [ $this_vers -eq $h_vers ]; then
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override_vers=0
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else
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this_major=$(($this_vers / (256 * 256)))
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this_minor=$(($this_vers / 256 % 256))
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h_major=$(($h_vers / (256 * 256)))
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h_minor=$(($h_vers / 256 % 256))
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if [ $this_major -ne $h_major ] || [ $this_minor -ne $h_minor ]; then
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echo "Error: kernel version does not match installed headers ($this_major.$this_minor <> $h_major.$h_minor)"
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echo "BCC will not work"
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override_vers=0
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fi
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fi
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fi
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# Override kernel version if we haven't found headers with them.
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# Needed for BCC to work on slightly mismatched kernels.
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if [ $override_vers -eq 1 ]; then
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export BCC_LINUX_VERSION_CODE=$this_vers
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fi
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