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From: Axel Rasmussen <axelrasmussen@google.com>
To: Gang Li <ligang.bdlg@bytedance.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
	Ingo Molnar <mingo@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Vlastimil Babka <vbabka@suse.cz>,
	LKML <linux-kernel@vger.kernel.org>,
	Linux MM <linux-mm@kvack.org>
Subject: Re: [PATCH 1/3] mm: mmap_lock: remove redundant "\n" in TP_printk
Date: Thu, 29 Jul 2021 10:25:16 -0700	[thread overview]
Message-ID: <CAJHvVchhhUXyi2YbaqMW53y=bT50kmOBjjbApaMG8QZPQ=h1OQ@mail.gmail.com> (raw)
In-Reply-To: <20210729092831.38106-1-ligang.bdlg@bytedance.com>

Reviewed-by: Axel Rasmussen <axelrasmussen@google.com>

On Thu, Jul 29, 2021 at 2:28 AM Gang Li <ligang.bdlg@bytedance.com> wrote:
>
> 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@bytedance.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
>

  reply	other threads:[~2021-07-29 17:25 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-29  9:28 Gang Li
2021-07-29 17:25 ` Axel Rasmussen [this message]
2021-07-30  2:45 ` Muchun Song

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