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https://github.com/Qortal/Brooklyn.git
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a94b3d14aa
Changes included (and more): 1. Dynamic RAM merge 2. Real-time page scan and allocation 3. Cache compression 4. Real-time IRQ checks 5. Dynamic I/O allocation for Java heap 6. Java page migration 7. Contiguous memory allocation 8. Idle pages tracking 9. Per CPU RAM usage tracking 10. ARM NEON scalar multiplication library 11. NEON/ARMv8 crypto extensions 12. NEON SHA, Blake, RIPEMD crypto extensions 13. Parallel NEON crypto engine for multi-algo based CPU stress reduction
63 lines
1.1 KiB
C
63 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
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// Copyright (c) 2020 Facebook
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#include <linux/bpf.h>
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#include <asm/unistd.h>
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#include <bpf/bpf_helpers.h>
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#include <bpf/bpf_tracing.h>
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#include "bpf_misc.h"
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char _license[] SEC("license") = "GPL";
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long hits = 0;
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SEC("tp/syscalls/sys_enter_getpgid")
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int bench_trigger_tp(void *ctx)
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{
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__sync_add_and_fetch(&hits, 1);
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return 0;
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}
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SEC("raw_tp/sys_enter")
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int BPF_PROG(bench_trigger_raw_tp, struct pt_regs *regs, long id)
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{
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if (id == __NR_getpgid)
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__sync_add_and_fetch(&hits, 1);
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return 0;
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}
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SEC("kprobe/" SYS_PREFIX "sys_getpgid")
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int bench_trigger_kprobe(void *ctx)
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{
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__sync_add_and_fetch(&hits, 1);
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return 0;
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}
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SEC("fentry/" SYS_PREFIX "sys_getpgid")
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int bench_trigger_fentry(void *ctx)
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{
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__sync_add_and_fetch(&hits, 1);
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return 0;
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}
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SEC("fentry.s/" SYS_PREFIX "sys_getpgid")
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int bench_trigger_fentry_sleep(void *ctx)
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{
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__sync_add_and_fetch(&hits, 1);
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return 0;
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}
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SEC("fmod_ret/" SYS_PREFIX "sys_getpgid")
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int bench_trigger_fmodret(void *ctx)
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{
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__sync_add_and_fetch(&hits, 1);
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return -22;
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}
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SEC("uprobe/self/uprobe_target")
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int bench_trigger_uprobe(void *ctx)
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{
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__sync_add_and_fetch(&hits, 1);
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return 0;
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}
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