Merge pull request iovisor#2960 from jeromemarchand/misc-doc-fixes

Misc doc fixes
heatseekr · Jun 10, 2020 · 26b8763 · 26b8763
2 parents c9805f4 + 7830947
commit 26b8763
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diff --git a/man/man8/tcpconnect.8 b/man/man8/tcpconnect.8
@@ -2,7 +2,7 @@
 .SH NAME
 tcpconnect \- Trace TCP active connections (connect()). Uses Linux eBPF/bcc.
 .SH SYNOPSIS
-.B tcpconnect [\-h] [\-c] [\-t] [\-x] [\-p PID] [-P PORT] [\-\-cgroupmap MAPPATH] [\-\-mntnsmap MAPPATH]
+.B tcpconnect [\-h] [\-c] [\-t] [\-p PID] [-P PORT] [\-\-cgroupmap MAPPATH] [\-\-mntnsmap MAPPATH]
 .SH DESCRIPTION
 This tool traces active TCP connections (eg, via a connect() syscall;
 accept() are passive connections). This can be useful for general

diff --git a/src/cc/frontends/clang/loader.cc b/src/cc/frontends/clang/loader.cc
@@ -151,7 +151,8 @@ int ClangLoader::parse(unique_ptr<llvm::Module> *mod, TableStorage &ts,
  kpath = tmpdir;
  } else {
  std::cout << "Unable to find kernel headers. ";
- std::cout << "Try rebuilding kernel with CONFIG_IKHEADERS=m (module)\n";
+ std::cout << "Try rebuilding kernel with CONFIG_IKHEADERS=m (module) ";
+ std::cout << "or installing the kernel development package for your running kernel version.\n";
  }
  }
 

diff --git a/tools/deadlock.py b/tools/deadlock.py
@@ -483,7 +483,7 @@ def main():
  pid=args.pid,
  )
  except Exception as e:
- print('%s. Failed to attach to symbol: %s' % (str(e), symbol))
+ print('%s. Failed to attach to symbol: %s\nIs --binary argument missing?' % (str(e), symbol))
  sys.exit(1)
  for symbol in args.lock_symbols:
  try: