After 7ed97ad use of the guestmount option without a subdir for *each* VM generates an error message for each sample related to that VM. Once per VM is enough.
Signed-off-by: David Ahern <[email protected]> Cc: Arnaldo Carvalho de Melo <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Frederic Weisbecker <[email protected]> Cc: Peter Zijlstra <[email protected]> --- tools/perf/util/map.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 16d783d..cc33486 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -8,6 +8,7 @@ #include <unistd.h> #include "map.h" #include "thread.h" +#include "strlist.h" const char *map_type__name[MAP__NR_TYPES] = { [MAP__FUNCTION] = "Functions", @@ -695,7 +696,15 @@ struct machine *machines__findnew(struct rb_root *self, pid_t pid) (symbol_conf.guestmount)) { sprintf(path, "%s/%d", symbol_conf.guestmount, pid); if (access(path, R_OK)) { - pr_err("Can't access file %s\n", path); + static struct strlist *seen; + + if (!seen) + seen = strlist__new(true, NULL); + + if (!strlist__has_entry(seen, path)) { + pr_err("Can't access file %s\n", path); + strlist__add(seen, path); + } machine = NULL; goto out; } -- 1.7.10.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
