netdev - [PATCH iproute2 1/1] tc: distinguish Add/Replace filter operations

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Date:   Wed, 16 Nov 2016 17:30:20 -0500
From:   Roman Mashak <mrv@...atatu.com>
To:     stephen@...workplumber.org
Cc:     netdev@...r.kernel.org, jhs@...atatu.com,
        Roman Mashak <mrv@...atatu.com>
Subject: [PATCH iproute2 1/1] tc: distinguish Add/Replace filter operations

Signed-off-by: Roman Mashak <mrv@...atatu.com>
Signed-off-by: Jamal Hadi Salim <jhs@...atatu.com>
---
 tc/tc_filter.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tc/tc_filter.c b/tc/tc_filter.c
index 932677a..ff8713b 100644
--- a/tc/tc_filter.c
+++ b/tc/tc_filter.c
@@ -226,6 +226,16 @@ int print_filter(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
 	if (n->nlmsg_type == RTM_DELTFILTER)
 		fprintf(fp, "deleted ");
 
+	if (n->nlmsg_type == RTM_NEWTFILTER &&
+			(n->nlmsg_flags & NLM_F_CREATE) &&
+			!(n->nlmsg_flags & NLM_F_EXCL))
+		fprintf(fp, "replaced ");
+
+	if (n->nlmsg_type == RTM_NEWTFILTER &&
+			(n->nlmsg_flags & NLM_F_CREATE) &&
+			(n->nlmsg_flags & NLM_F_EXCL))
+		fprintf(fp, "added ");
+
 	fprintf(fp, "filter ");
 	if (!filter_ifindex || filter_ifindex != t->tcm_ifindex)
 		fprintf(fp, "dev %s ", ll_index_to_name(t->tcm_ifindex));
-- 
1.9.1