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authorTom Parkin <tparkin@katalix.com>2020-08-22 15:59:08 +0100
committerDavid S. Miller <davem@davemloft.net>2020-08-22 12:44:37 -0700
commiteee049c0ef5b5b433f36841801e34c21c9f82a23 (patch)
treef66fb60491390a7865cc12a6a731fa8775a1173b /include/uapi/linux/l2tp.h
parentac6ebaf06e2c1bf6e42e35b35ded8b6d576d24d6 (diff)
l2tp: remove tunnel and session debug flags field
The l2tp subsystem now uses standard kernel logging APIs for informational and warning messages, and tracepoints for debug information. Now that the tunnel and session debug flags are unused, remove the field from the core structures. Various system calls (in the case of l2tp_ppp) and netlink messages handle the getting and setting of debug flags. To avoid userspace breakage don't modify the API of these calls; simply ignore set requests, and send dummy data for get requests. Signed-off-by: Tom Parkin <tparkin@katalix.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi/linux/l2tp.h')
-rw-r--r--include/uapi/linux/l2tp.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/uapi/linux/l2tp.h b/include/uapi/linux/l2tp.h
index 61158f5a1a5b..88a0d32b8c07 100644
--- a/include/uapi/linux/l2tp.h
+++ b/include/uapi/linux/l2tp.h
@@ -108,7 +108,7 @@ enum {
L2TP_ATTR_VLAN_ID, /* u16 (not used) */
L2TP_ATTR_COOKIE, /* 0, 4 or 8 bytes */
L2TP_ATTR_PEER_COOKIE, /* 0, 4 or 8 bytes */
- L2TP_ATTR_DEBUG, /* u32, enum l2tp_debug_flags */
+ L2TP_ATTR_DEBUG, /* u32, enum l2tp_debug_flags (not used) */
L2TP_ATTR_RECV_SEQ, /* u8 */
L2TP_ATTR_SEND_SEQ, /* u8 */
L2TP_ATTR_LNS_MODE, /* u8 */
@@ -177,7 +177,9 @@ enum l2tp_seqmode {
};
/**
- * enum l2tp_debug_flags - debug message categories for L2TP tunnels/sessions
+ * enum l2tp_debug_flags - debug message categories for L2TP tunnels/sessions.
+ *
+ * Unused.
*
* @L2TP_MSG_DEBUG: verbose debug (if compiled in)
* @L2TP_MSG_CONTROL: userspace - kernel interface