Linux Trace Development
 help / color / mirror / Atom feed
From: Steven Rostedt <rostedt@goodmis.org>
To: Li Pengfei <ljdlns1987@gmail.com>
Cc: linux-trace-devel@vger.kernel.org
Subject: Re: [PATCH] libtracefs: Pass the pipe size by value to F_SETPIPE_SZ
Date: Sat, 7 Nov 2026 17:42:08 -0500	[thread overview]
Message-ID: <20261107174208.6400402e@fedora> (raw)
In-Reply-To: <20261107174011.7d86b1de@fedora>

On Sat, 7 Nov 2026 17:40:11 -0500
Steven Rostedt <rostedt@goodmis.org> wrote:

> >  	if (tfs_str_read_file("/proc/sys/fs/pipe-max-size", &buf, false) > 0) {
> >  		int size = atoi(buf);
> > -		fcntl(tcpu->splice_pipe[0], F_SETPIPE_SZ, &size);
> > +
> > +		/* F_SETPIPE_SZ takes the size itself, not a pointer to it */  
> 
> Nit. You don't need to add comments to bug fixes. That is, the above
> comment is useless.

Let me rephrase that. You can add comments to bug fixes. What I meant
was, the above comment is basically stating what was fixed, which is
useless for those looking at the code after the update.

-- Steve

> 
> 
> > +		fcntl(tcpu->splice_pipe[0], F_SETPIPE_SZ, size);
> >  		free(buf);
> >  	}

  reply	other threads:[~2026-11-07 22:42 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-07 14:07 [PATCH] libtracefs: Pass the pipe size by value to F_SETPIPE_SZ Li Pengfei
2026-11-07 22:40 ` Steven Rostedt
2026-11-07 22:42   ` Steven Rostedt [this message]
2026-11-08  5:44     ` [PATCH v2] " Li Pengfei

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20261107174208.6400402e@fedora \
    --to=rostedt@goodmis.org \
    --cc=linux-trace-devel@vger.kernel.org \
    --cc=ljdlns1987@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox