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samples/bpf: syscall_tp: Aarch64 no open syscall 

__NR_open never exist on AArch64.

Signed-off-by: Rong Tao <rongtao@cestc.cn>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/tencent_C6AD4AD72BEFE813228FC188905F96C6A506@qq.com
This commit is contained in:
Rong Tao 2023-07-11 19:14:59 +08:00 committed by Andrii Nakryiko
parent a3e7e6b179
commit 07018b5706
1 changed files with 4 additions and 0 deletions
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4
samples/bpf/syscall_tp_kern.c
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@ -44,12 +44,14 @@ static __always_inline void count(void *map)
bpf_map_update_elem(map, &key, &init_val, BPF_NOEXIST);
}
#if !defined(__aarch64__)
SEC("tracepoint/syscalls/sys_enter_open")
int trace_enter_open(struct syscalls_enter_open_args *ctx)
{
count(&enter_open_map);
return 0;
}
#endif
SEC("tracepoint/syscalls/sys_enter_openat")
int trace_enter_open_at(struct syscalls_enter_open_args *ctx)
@ -65,12 +67,14 @@ int trace_enter_open_at2(struct syscalls_enter_open_args *ctx)
return 0;
}
#if !defined(__aarch64__)
SEC("tracepoint/syscalls/sys_exit_open")
int trace_enter_exit(struct syscalls_exit_open_args *ctx)
{
count(&exit_open_map);
return 0;
}
#endif
SEC("tracepoint/syscalls/sys_exit_openat")
int trace_enter_exit_at(struct syscalls_exit_open_args *ctx)