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| author | Dave Brolley <brolley@redhat.com> | 2009-09-17 20:36:24 -0400 |
|---|---|---|
| committer | Dave Brolley <brolley@redhat.com> | 2009-09-17 20:36:24 -0400 |
| commit | 762684a57fa5420cc122b475f592545e8eeb29cd (patch) | |
| tree | c1b55657f1aff31e7298d76852bbe8522a84db13 /tapset/ucontext-unwind.stp | |
| parent | 8afee8bbf045e858dae186d40653293c99dbbcdd (diff) | |
| parent | 6bde4f381475cea055352d8ad5f60bb2f24de21d (diff) | |
| download | systemtap-steved-762684a57fa5420cc122b475f592545e8eeb29cd.tar.gz systemtap-steved-762684a57fa5420cc122b475f592545e8eeb29cd.tar.xz systemtap-steved-762684a57fa5420cc122b475f592545e8eeb29cd.zip | |
Merge branch 'master' of ssh://sources.redhat.com/git/systemtap
Diffstat (limited to 'tapset/ucontext-unwind.stp')
| -rw-r--r-- | tapset/ucontext-unwind.stp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/tapset/ucontext-unwind.stp b/tapset/ucontext-unwind.stp index df275d4b..e1a8ade3 100644 --- a/tapset/ucontext-unwind.stp +++ b/tapset/ucontext-unwind.stp @@ -24,7 +24,8 @@ * Equivalent to <command>print_ustack(ubacktrace())</command>, * except that deeper stack nesting may be supported. Return nothing. */ -function print_ubacktrace () %{ +function print_ubacktrace () %{ /* unprivileged */ + assert_is_myproc(); if (CONTEXT->regs) { _stp_stack_print(CONTEXT->regs, 1, CONTEXT->pi, MAXTRACE, current); @@ -41,7 +42,8 @@ function print_ubacktrace () %{ * string length. Returns empty string when current probe point cannot * determine user backtrace. */ -function ubacktrace:string () %{ /* pure */ +function ubacktrace:string () %{ /* pure */ /* unprivileged */ + assert_is_myproc(); if (CONTEXT->regs) _stp_stack_snprint (THIS->__retvalue, MAXSTRINGLEN, CONTEXT->regs, 0, CONTEXT->pi, MAXTRACE, |