From 96b55e39237b8bc92d8e6b96f896c106f2d39cf6 Mon Sep 17 00:00:00 2001 From: Masami Hiramatsu Date: Fri, 24 Apr 2015 18:47:48 +0900 Subject: perf probe: Accept multiple filter options Accept multiple filter options. Each filters are combined by logical-or. E.g. --filter abc* --filter *def is same as --filter abc*|*def Signed-off-by: Masami Hiramatsu Cc: David Ahern Cc: Jiri Olsa Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/20150424094748.23967.63355.stgit@localhost.localdomain Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-probe.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) (limited to 'tools/perf/builtin-probe.c') diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c index 92dcce065e68..be170757ebd6 100644 --- a/tools/perf/builtin-probe.c +++ b/tools/perf/builtin-probe.c @@ -262,21 +262,25 @@ static int opt_set_filter(const struct option *opt __maybe_unused, const char *str, int unset __maybe_unused) { const char *err; + int ret = 0; if (str) { pr_debug2("Set filter: %s\n", str); - if (params.filter) - strfilter__delete(params.filter); - params.filter = strfilter__new(str, &err); if (!params.filter) { + params.filter = strfilter__new(str, &err); + if (!params.filter) + ret = err ? -EINVAL : -ENOMEM; + } else + ret = strfilter__or(params.filter, str, &err); + + if (ret == -EINVAL) { pr_err("Filter parse error at %td.\n", err - str + 1); pr_err("Source: \"%s\"\n", str); pr_err(" %*c\n", (int)(err - str + 1), '^'); - return -EINVAL; } } - return 0; + return ret; } static int init_params(void) -- cgit v1.2.3