linux-kernel - [PATCH v2 1/2] mm: mmap_lock: remove redundant "\n" in TP

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Message-Id: <20211009071105.69544-1-ligang.bdlg@bytedance.com>
Date:   Sat,  9 Oct 2021 15:11:05 +0800
From:   Gang Li <ligang.bdlg@...edance.com>
To:     rostedt@...dmis.org
Cc:     mingo@...hat.com, akpm@...ux-foundation.org, vbabka@...e.cz,
        axelrasmussen@...gle.com, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, Gang Li <ligang.bdlg@...edance.com>
Subject: [PATCH v2 1/2] mm: mmap_lock: remove redundant "\n" in TP_printk

Ftrace core will add "\n" automatically on print. "\n" in TP_printk
will create blank line, so remove it.

Signed-off-by: Gang Li <ligang.bdlg@...edance.com>
---
 include/trace/events/mmap_lock.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/trace/events/mmap_lock.h b/include/trace/events/mmap_lock.h
index 0abff67b96f0..5f980c92e3e9 100644
--- a/include/trace/events/mmap_lock.h
+++ b/include/trace/events/mmap_lock.h
@@ -32,7 +32,7 @@ TRACE_EVENT_FN(mmap_lock_start_locking,
 	),
 
 	TP_printk(
-		"mm=%p memcg_path=%s write=%s\n",
+		"mm=%p memcg_path=%s write=%s",
 		__entry->mm,
 		__get_str(memcg_path),
 		__entry->write ? "true" : "false"
@@ -63,7 +63,7 @@ TRACE_EVENT_FN(mmap_lock_acquire_returned,
 	),
 
 	TP_printk(
-		"mm=%p memcg_path=%s write=%s success=%s\n",
+		"mm=%p memcg_path=%s write=%s success=%s",
 		__entry->mm,
 		__get_str(memcg_path),
 		__entry->write ? "true" : "false",
@@ -92,7 +92,7 @@ TRACE_EVENT_FN(mmap_lock_released,
 	),
 
 	TP_printk(
-		"mm=%p memcg_path=%s write=%s\n",
+		"mm=%p memcg_path=%s write=%s",
 		__entry->mm,
 		__get_str(memcg_path),
 		__entry->write ? "true" : "false"
-- 
2.20.1