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From ed9b1e973f19f66cf08ea0db8947768f0240fa10 Mon Sep 17 00:00:00 2001
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From: Phil Sutter <psutter@redhat.com>
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Date: Thu, 9 Feb 2023 10:27:57 +0100
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Subject: [PATCH] debug: dump the l2 protocol stack
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2094887
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Upstream Status: nftables commit dbd5f348c71de
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commit dbd5f348c71decf0baa8fb592c576f63fa232f50
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Author: Florian Westphal <fw@strlen.de>
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Date: Mon Jul 25 16:42:23 2022 +0200
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debug: dump the l2 protocol stack
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Previously we used to print the cumulative size of the headers,
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update this to print the tracked l2 stack.
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Signed-off-by: Florian Westphal <fw@strlen.de>
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Signed-off-by: Phil Sutter <psutter@redhat.com>
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---
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src/proto.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/src/proto.c b/src/proto.c
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index 2663f21..c496482 100644
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--- a/src/proto.c
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+++ b/src/proto.c
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@@ -154,6 +154,12 @@ static void proto_ctx_debug(const struct proto_ctx *ctx, enum proto_bases base,
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if (!(debug_mask & NFT_DEBUG_PROTO_CTX))
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return;
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+ if (base == PROTO_BASE_LL_HDR && ctx->stacked_ll_count) {
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+ pr_debug(" saved ll headers:");
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+ for (i = 0; i < ctx->stacked_ll_count; i++)
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+ pr_debug(" %s", ctx->stacked_ll[i]->name);
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+ }
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+
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pr_debug("update %s protocol context:\n", proto_base_names[base]);
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for (i = PROTO_BASE_LL_HDR; i <= PROTO_BASE_MAX; i++) {
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pr_debug(" %-20s: %s",
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--
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2.39.1
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