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| author | Masami Hiramatsu <mhiramat@redhat.com> | 2008-09-09 16:16:30 -0400 |
|---|---|---|
| committer | Masami Hiramatsu <mhiramat@redhat.com> | 2008-09-09 16:16:30 -0400 |
| commit | 5d67b47ccd850e53c6c6c72a6f63327faa190966 (patch) | |
| tree | f594739c2a6c978052a7a5c57c2c51345d945d86 /stapprobes.5.in | |
| parent | 6270adc1ec2b89a201c932b94fb8ec8abc4e977f (diff) | |
| download | systemtap-steved-5d67b47ccd850e53c6c6c72a6f63327faa190966.tar.gz systemtap-steved-5d67b47ccd850e53c6c6c72a6f63327faa190966.tar.xz systemtap-steved-5d67b47ccd850e53c6c6c72a6f63327faa190966.zip | |
Add $return context variables on per-process-syscall.return probes
Diffstat (limited to 'stapprobes.5.in')
| -rw-r--r-- | stapprobes.5.in | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/stapprobes.5.in b/stapprobes.5.in index 6e8c3ff2..36b36156 100644 --- a/stapprobes.5.in +++ b/stapprobes.5.in @@ -427,11 +427,14 @@ context variable, and the first 6 arguments of the system call are available in the .BR $argN (ex. $arg1, $arg2, ...) context variable. - A .B .syscall.return probe gets called when a thread described by PID or PATH returns from a -system call. The system call number is available in the "$syscall" +system call. The system call number is available in the +.BR $syscall +context variable, and the return value of the system call is available +in the +.BR $return context variable. A .B .itrace |