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authorMasami Hiramatsu <mhiramat@redhat.com>2009-12-08 17:03:09 -0500
committerIngo Molnar <mingo@elte.hu>2009-12-09 07:26:52 +0100
commitf984f03da35357b23d53e9cad29e909810857451 (patch)
treee4f6591d3b7bca6ea39fd45ffd710190b6195865 /tools
parent17f88fcd667a914b6f4dca146c9a09492fcd57b8 (diff)
perf probe: Support vmlinux on cwd by default
Support vmlinux on current working direcotry by default and also update file-open messages. Now perf probe searches ./vmlinux too. Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Jim Keniston <jkenisto@us.ibm.com> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Christoph Hellwig <hch@infradead.org> Cc: Frank Ch. Eigler <fche@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jason Baron <jbaron@redhat.com> Cc: K.Prasad <prasad@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: systemtap <systemtap@sources.redhat.com> Cc: DLE <dle-develop@lists.sourceforge.net> LKML-Reference: <20091208220309.10142.33040.stgit@dhcp-100-2-132.bos.redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-probe.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index 1347fdf5337e..1c97e133a3f4 100644
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -43,11 +43,12 @@
#include "util/probe-event.h"
/* Default vmlinux search paths */
-#define NR_SEARCH_PATH 3
+#define NR_SEARCH_PATH 4
const char *default_search_path[NR_SEARCH_PATH] = {
"/lib/modules/%s/build/vmlinux", /* Custom build kernel */
"/usr/lib/debug/lib/modules/%s/vmlinux", /* Red Hat debuginfo */
"/boot/vmlinux-debug-%s", /* Ubuntu */
+"./vmlinux", /* CWD */
};
#define MAX_PATH_LEN 256
@@ -205,13 +206,14 @@ int cmd_probe(int argc, const char **argv, const char *prefix __used)
#else /* !NO_LIBDWARF */
pr_debug("Some probes require debuginfo.\n");
- if (session.vmlinux)
+ if (session.vmlinux) {
+ pr_debug("Try to open %s.", session.vmlinux);
fd = open(session.vmlinux, O_RDONLY);
- else
+ } else
fd = open_default_vmlinux();
if (fd < 0) {
if (session.need_dwarf)
- die("Could not open vmlinux/module file.");
+ die("Could not open debuginfo file.");
pr_debug("Could not open vmlinux/module file."
" Try to use symbols.\n");