All of lore.kernel.org
 help / color / mirror / Atom feed
From: Alexey Dobriyan <adobriyan@gmail.com>
To: Andrei Vagin <avagin@openvz.org>
Cc: linux-fsdevel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [PATCH 1/4] proc: add seq_put_decimal_ull_align to speed up /proc/pid/smaps
Date: Mon, 29 Jan 2018 22:10:42 +0300	[thread overview]
Message-ID: <20180129191041.GA6186@avx2> (raw)
In-Reply-To: <20180129080043.14191-1-avagin@openvz.org>

On Mon, Jan 29, 2018 at 12:00:40AM -0800, Andrei Vagin wrote:
> seq_put_decimal_ull_align(m, str, val, width) is equivalent of
> seq_printf(m, "%s%*d", str, width, val), but it works much faster.

It is called "minimum width", not alignment.

  parent reply	other threads:[~2018-01-29 19:10 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-29  8:00 [PATCH 1/4] proc: add seq_put_decimal_ull_align to speed up /proc/pid/smaps Andrei Vagin
2018-01-29  8:00 ` [PATCH 2/4] proc: replace seq_printf on seq_putc " Andrei Vagin
2018-01-29  8:00 ` [PATCH 3/4] proc: optimize single-symbol delimiters to spead up seq_put_decimal_ull Andrei Vagin
2018-01-29  8:00 ` [PATCH 4/4] proc: replace seq_printf by seq_put_smth to speed up /proc/pid/status Andrei Vagin
2018-01-29 19:10 ` Alexey Dobriyan [this message]
2018-01-29 21:09   ` [PATCH 1/4] proc: add seq_put_decimal_ull_align to speed up /proc/pid/smaps Andrei Vagin
2018-01-31 16:57     ` Alexey Dobriyan
2018-02-09  0:18     ` Andrew Morton
2018-02-12  8:06       ` Andrei Vagin

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=20180129191041.GA6186@avx2 \
    --to=adobriyan@gmail.com \
    --cc=akpm@linux-foundation.org \
    --cc=avagin@openvz.org \
    --cc=kamezawa.hiroyu@jp.fujitsu.com \
    --cc=linux-fsdevel@vger.kernel.org \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.