| 描述 |
[james@james-laptop ~]$ /usr/share/bcc/tools/syscount
/virtual/main.c:29:1: warning: declaration of 'struct tracepoint__raw_syscalls__sys_exit' will not be visible outside of this function [-Wvisibility]
TRACEPOINT_PROBE(raw_syscalls, sys_exit) {
^
/virtual/include/bcc/helpers.h:844:46: note: expanded from macro 'TRACEPOINT_PROBE'
int tracepoint__##category##__##event(struct tracepoint__##category##__##event *args)
^
<scratch space>:206:1: note: expanded from here
tracepoint__raw_syscalls__sys_exit
^
/virtual/main.c:50:19: error: incomplete definition of type 'struct tracepoint__raw_syscalls__sys_exit'
u32 key = args->id;
~~~~^
/virtual/main.c:29:1: note: forward declaration of 'struct tracepoint__raw_syscalls__sys_exit'
TRACEPOINT_PROBE(raw_syscalls, sys_exit) {
^
/virtual/include/bcc/helpers.h:844:46: note: expanded from macro 'TRACEPOINT_PROBE'
int tracepoint__##category##__##event(struct tracepoint__##category##__##event *args)
^
<scratch space>:206:1: note: expanded from here
tracepoint__raw_syscalls__sys_exit
^
1 warning and 1 error generated.
Traceback (most recent call last):
File "/usr/share/bcc/tools/syscount", line 165, in <module>
bpf = BPF(text=text)
File "/usr/lib/python3.6/site-packages/bcc/__init__.py", line 347, in __init__
raise Exception("Failed to compile BPF module %s" % (src_file or "<text>"))
Exception: Failed to compile BPF module <text>
[james@james-laptop ~]$ /usr/share/bcc/tools/syscount ^C
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