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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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af3c24e0e2
Use PT_REGS_RC(ctx) instead of ctx->rax, which is not present on s390. Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com> Reviewed-by: Stanislav Fomichev <sdf@google.com> Tested-by: Stanislav Fomichev <sdf@google.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
23 lines
458 B
C
23 lines
458 B
C
// SPDX-License-Identifier: GPL-2.0
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// Copyright (c) 2019 Facebook
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#include <linux/sched.h>
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#include <linux/ptrace.h>
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#include <stdint.h>
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#include <stddef.h>
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#include <stdbool.h>
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#include <linux/bpf.h>
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#include "bpf_helpers.h"
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char _license[] SEC("license") = "GPL";
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SEC("raw_tracepoint/consume_skb")
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int while_true(volatile struct pt_regs* ctx)
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{
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__u64 i = 0, sum = 0;
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do {
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i++;
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sum += PT_REGS_RC(ctx);
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} while (i < 0x100000000ULL);
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return sum;
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}
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