Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Alex Shi <alex.shi@linux.alibaba.com>
Cc:     Steven Rostedt <rostedt@goodmis.org>,
        Ingo Molnar <mingo@redhat.com>, linux-kernel@vger.kernel.org
Subject: [PATCH] tracing: remove unused TRACE_SEQ_BUF_USED
Date:   Tue, 21 Jan 2020 13:54:46 +0800
Message-Id: <1579586086-45543-1-git-send-email-alex.shi@linux.alibaba.com>
To:     unlisted-recipients:; (no To-header on input)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

This macro isn't used from commit 3a161d99c43c ("tracing: Create
seq_buf layer in trace_seq"). so no needs to keep it.

Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Steven Rostedt <rostedt@goodmis.org> 
Cc: Ingo Molnar <mingo@redhat.com> 
Cc: linux-kernel@vger.kernel.org 
---
 kernel/trace/trace_seq.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/kernel/trace/trace_seq.c b/kernel/trace/trace_seq.c
index 87de6edafd14..1d84fcc78e3e 100644
--- a/kernel/trace/trace_seq.c
+++ b/kernel/trace/trace_seq.c
@@ -30,9 +30,6 @@
 /* How much buffer is left on the trace_seq? */
 #define TRACE_SEQ_BUF_LEFT(s) seq_buf_buffer_left(&(s)->seq)
 
-/* How much buffer is written? */
-#define TRACE_SEQ_BUF_USED(s) seq_buf_used(&(s)->seq)
-
 /*
  * trace_seq should work with being initialized with 0s.
  */
-- 
1.8.3.1