mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Thomas Gleixner <tglx@linutronix.de>
To: Fenghua Yu <fenghua.yu@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Mike Galbraith <efault@gmx.de>, Shaohua Li <shli@fb.com>,
	lkml <linux-kernel@vger.kernel.org>,
	Ingo Molnar <mingo@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH] x86/intel_rdt: Add cpus_list rdtgroup file
Date: Fri, 31 Mar 2017 11:15:22 +0200 (CEST)	[thread overview]
Message-ID: <alpine.DEB.2.20.1703311104300.1780@nanos> (raw)
In-Reply-To: <20170329160825.GA24537@linux.intel.com>

On Wed, 29 Mar 2017, Fenghua Yu wrote:
> >  static int rdtgroup_cpus_show(struct kernfs_open_file *of,
> > -			      struct seq_file *s, void *v)
> > +			      struct seq_file *s, void *v,
> > +			      unsigned long flags)
> >  {
> > +	const char *fmt = flags & RFTYPE_FLAGS_CPUS_LIST ? "%*pbl\n" : "%*pb\n";
> 
> Change to:
> + const char *fmt = strcmp(of->kn->priv, "cpus") ? "%*pbl\n" : "%*pb\n";

You couldn't come up with a more horrible hack, right?

Jiri was right with adding the flag to the base files, just the propagation
through the callbacks sucks. What's wrong with:

	struct rftype *rft = of->kn->priv;
	bool list = rtf->flags & RFTYPE_FLAGS_CPUS_LIST;

Thanks,

	tglx

  parent reply	other threads:[~2017-03-31  9:15 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-29 15:09 Jiri Olsa
2017-03-29 16:08 ` Fenghua Yu
2017-03-29 16:16   ` Jiri Olsa
2017-03-30 14:59     ` Jiri Olsa
2017-04-01  2:00       ` Fenghua Yu
2017-03-31  8:47   ` Thomas Gleixner
2017-03-31 15:53     ` Fenghua Yu
2017-03-31  9:15   ` Thomas Gleixner [this message]
2017-03-31 15:40     ` Fenghua Yu
2017-03-31 15:55     ` Jiri Olsa
2017-04-09 16:49       ` [PATCHv2] " Jiri Olsa
2017-04-09 17:38         ` Fenghua Yu
2017-04-10  7:40           ` [PATCHv3] " Jiri Olsa
2017-04-10  9:45             ` Thomas Gleixner
2017-04-10 14:52               ` [PATCHv4] " Jiri Olsa
2017-04-10 17:16                 ` [tip:x86/cpu] " tip-bot for Jiri Olsa
2017-04-10  9:14           ` [PATCHv2] " Thomas Gleixner

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=alpine.DEB.2.20.1703311104300.1780@nanos \
    --to=tglx@linutronix.de \
    --cc=a.p.zijlstra@chello.nl \
    --cc=efault@gmx.de \
    --cc=fenghua.yu@intel.com \
    --cc=jolsa@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@kernel.org \
    --cc=peterz@infradead.org \
    --cc=shli@fb.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
all inboxes | Powered by JetHome®