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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-03-19 16:15:33 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-03-19 16:15:33 +0100 |
| commit | 7e2dc8ed7862ac622b5a59953b679de97001dc83 (patch) | |
| tree | d2d2cf61a22f5a6404000ee007c5e80bc2d9eca9 /include/net/ip_tunnels.h | |
| parent | a7e8c9cc3a13baf3dcf9734dd55609aa7ff9a1a0 (diff) | |
| parent | 4a2b0ed2ac7abe9743e1559d212075a0ebac96b3 (diff) | |
Merge v6.19.9linux-rolling-stable
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/net/ip_tunnels.h')
| -rw-r--r-- | include/net/ip_tunnels.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h index 4021e6a73e32..80662f812080 100644 --- a/include/net/ip_tunnels.h +++ b/include/net/ip_tunnels.h @@ -27,6 +27,13 @@ #include <net/ip6_route.h> #endif +/* Recursion limit for tunnel xmit to detect routing loops. + * Unlike XMIT_RECURSION_LIMIT (8) used in the no-qdisc path, tunnel + * recursion involves route lookups and full IP output, consuming much + * more stack per level, so a lower limit is needed. + */ +#define IP_TUNNEL_RECURSION_LIMIT 4 + /* Keep error state on tunnel for 30 sec */ #define IPTUNNEL_ERR_TIMEO (30*HZ) |