mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-22 17:01:14 +00:00
perf probe: Fix bugs in line range finder
Fix find_line_range_by_line() to init line_list and remove misconseptional found marking which should be done when real lines are found (if there is no lines probe-able, find_line_range() should return 0). Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> Cc: systemtap <systemtap@sources.redhat.com> Cc: DLE <dle-develop@lists.sourceforge.net> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Mike Galbraith <efault@gmx.de> Cc: K.Prasad <prasad@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> LKML-Reference: <20100225133527.6725.52418.stgit@localhost6.localdomain6> Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
parent
ee391de876
commit
3cb8bc6ac9
1 changed files with 1 additions and 2 deletions
|
@ -788,6 +788,7 @@ static void find_line_range_by_line(struct line_finder *lf)
|
|||
Dwarf_Addr addr;
|
||||
int ret;
|
||||
|
||||
INIT_LIST_HEAD(&lf->lr->line_list);
|
||||
ret = dwarf_srclines(lf->cu_die, &lines, &cnt, &__dw_error);
|
||||
DIE_IF(ret != DW_DLV_OK);
|
||||
|
||||
|
@ -848,8 +849,6 @@ static int linefunc_callback(struct die_link *dlink, void *data)
|
|||
lr->start = lf->lno_s;
|
||||
lr->end = lf->lno_e;
|
||||
find_line_range_by_line(lf);
|
||||
/* If we find a target function, this should be end. */
|
||||
lf->found = 1;
|
||||
return 1;
|
||||
}
|
||||
return 0;
|
||||
|
|
Loading…
Reference in a new issue