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| author | fche <fche> | 2007-03-21 01:58:10 +0000 |
|---|---|---|
| committer | fche <fche> | 2007-03-21 01:58:10 +0000 |
| commit | 840489846051292305b56243feba9807ba06039e (patch) | |
| tree | dff5fc8d30d0060c8bd734e4ba3d1eb80b207d40 /runtime/transport/symbols.c | |
| parent | 6fa8d6e2a8378bfaee0e8e1af8cc707b4e14aab3 (diff) | |
| download | systemtap-steved-840489846051292305b56243feba9807ba06039e.tar.gz systemtap-steved-840489846051292305b56243feba9807ba06039e.tar.xz systemtap-steved-840489846051292305b56243feba9807ba06039e.zip | |
2007-03-20 Frank Ch. Eigler <fche@elastic.org>
PR 4224.
* tapsets.cxx (add_probe_point): Make kernel implicitly relocated
relative to the _stext symbol.
(dwarf_derived_probe ctor, emit_module_decls): Cooperate.
(lookup_symbol_address): New function.
(dwarf_builder::build): Call it thrice.
(in_kprobes_function): Simplify.
* session.h (systemtap_session): Rename cached symbol addresses.
* translate.cxx, elaborate.cxx: Corresponding tweaks.
2007-03-20 Frank Ch. Eigler <fche@elastic.org>
PR 4224.
* sym.c (_stp_module_relocate): Support kernel relocations.
2007-03-20 Frank Ch. Eigler <fche@elastic.org>
* symbols.c (_stp_do_symbols): Add cautionary blurb for important
setup of _stp_modules[0]->text.
Diffstat (limited to 'runtime/transport/symbols.c')
| -rw-r--r-- | runtime/transport/symbols.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/runtime/transport/symbols.c b/runtime/transport/symbols.c index 9d5163d0..ee5e967e 100644 --- a/runtime/transport/symbols.c +++ b/runtime/transport/symbols.c @@ -203,6 +203,7 @@ static int _stp_do_symbols(const char __user *buf, int count) for (i = 0; i < _stp_modules[0]->num_symbols; i++) s[i].symbol += (long)_stp_modules[0]->symbol_data; _stp_symbol_state = 3; + /* NB: this mapping is used by kernel/_stext pseudo-relocations. */ _stp_modules[0]->text = _stp_kallsyms_lookup_name("_stext"); _stp_modules_by_addr[0] = _stp_modules[0]; break; |