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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2024 Meta Platforms, Inc. and affiliates.
*/
#include <scx/common.bpf.h>
char _license[] SEC("license") = "GPL";
u64 vtime_test;
void BPF_STRUCT_OPS(maybe_null_running, struct task_struct *p)
{}
void BPF_STRUCT_OPS(maybe_null_success_dispatch, s32 cpu, struct task_struct *p)
{
if (p != NULL)
vtime_test = p->scx.dsq_vtime;
}
bool BPF_STRUCT_OPS(maybe_null_success_yield, struct task_struct *from,
struct task_struct *to)
{
if (to)
bpf_printk("Yielding to %s[%d]", to->comm, to->pid);
return false;
}
SEC(".struct_ops.link")
struct sched_ext_ops maybe_null_success = {
.dispatch = maybe_null_success_dispatch,
.yield = maybe_null_success_yield,
.enable = maybe_null_running,
.name = "minimal",
};
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