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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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0872098804
Instead of using an array in asm-offsets to calculate the max syscall number, calculate it when writing out the syscall headers. Signed-off-by: Brian Gerst <brgerst@gmail.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20200313195144.164260-9-brgerst@gmail.com
36 lines
808 B
Bash
36 lines
808 B
Bash
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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in="$1"
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out="$2"
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my_abis=`echo "($3)" | tr ',' '|'`
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prefix="$4"
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offset="$5"
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fileguard=_ASM_X86_`basename "$out" | sed \
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-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' \
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-e 's/[^A-Z0-9_]/_/g' -e 's/__/_/g'`
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grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
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echo "#ifndef ${fileguard}"
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echo "#define ${fileguard} 1"
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echo ""
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max=0
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while read nr abi name entry ; do
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if [ -z "$offset" ]; then
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echo "#define __NR_${prefix}${name} $nr"
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else
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echo "#define __NR_${prefix}${name} ($offset + $nr)"
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fi
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max=$nr
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done
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echo ""
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echo "#ifdef __KERNEL__"
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echo "#define __NR_${prefix}syscall_max $max"
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echo "#endif"
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echo ""
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echo "#endif /* ${fileguard} */"
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) > "$out"
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