tracing: probe-events: Remove unused MAX_ARG_BUF_LEN macro

[ Upstream commit fd5ba38390c59e1c147480ae49b6133c4ac24001 ]

Commit 18b1e870a496 ("tracing/probes: Add $arg* meta argument for all
function args") introduced MAX_ARG_BUF_LEN but it is not used.
Remove it.

Link: https://lore.kernel.org/all/174055075876.4079315.8805416872155957588.stgit@mhiramat.tok.corp.google.com/
Fixes: 18b1e870a496 ("tracing/probes: Add $arg* meta argument for all function args")
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/kernel/trace/trace_probe.h b/kernel/trace/trace_probe.h
index fba3ede8705419c953e8f0e0a0c712a50acd049c..8a6797c2278d904dd5fe1d7418c53a11cb7fc5dc 100644 (file)
--- a/kernel/trace/trace_probe.h
+++ b/kernel/trace/trace_probe.h
@@ -36,7 +36,6 @@
 #define MAX_BTF_ARGS_LEN       128
 #define MAX_DENTRY_ARGS_LEN    256
 #define MAX_STRING_SIZE                PATH_MAX
-#define MAX_ARG_BUF_LEN                (MAX_TRACE_ARGS * MAX_ARG_NAME_LEN)
 
 /* Reserved field names */
 #define FIELD_STRING_IP                "__probe_ip"