The Linux Kernel Mailing List
 help / color / mirror / Atom feed
From: Andrew Morton <akpm@osdl.org>
To: Matt Mackall <mpm@selenic.com>
Cc: linux-kernel@vger.kernel.org, viro@parcelfarce.linux.theplanet.co.uk
Subject: Re: [PATCH] unified device list allocator
Date: Mon, 7 Mar 2005 21:33:02 -0800	[thread overview]
Message-ID: <20050307213302.560de053.akpm@osdl.org> (raw)
In-Reply-To: <20050308051818.GI3120@waste.org>

Matt Mackall <mpm@selenic.com> wrote:
>
> +	/* search for insertion point in reverse for dynamic allocation */
>  +	list_for_each_prev(l, list) {

hrmph.  Any time we do anything in O(n) time, some smarty comes along with
a workload which blows us out of the water.  Although it's hard to think of
any register_blkdev()-intensive workloads.

It's not possible to do this with prio-trees?

  reply	other threads:[~2005-03-08  5:34 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-08  5:18 [PATCH] unified device list allocator Matt Mackall
2005-03-08  5:33 ` Andrew Morton [this message]
2005-03-08  5:43   ` Christoph Hellwig
2005-03-08  5:50     ` Andrew Morton
2005-03-08  5:56       ` Christoph Hellwig
2005-03-08  6:11         ` Matt Mackall
2005-03-08  6:31           ` Christoph Hellwig
2005-03-08  6:35             ` Matt Mackall
2005-03-08  6:01   ` Matt Mackall

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=20050307213302.560de053.akpm@osdl.org \
    --to=akpm@osdl.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mpm@selenic.com \
    --cc=viro@parcelfarce.linux.theplanet.co.uk \
    /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