linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: aradorlinux@yahoo.es
To: Con Kolivas <kernel@kolivas.org>
Cc: miller@techsource.com, linux-kernel@vger.kernel.org, akpm@osdl.org
Subject: Re: [PATCH] O10int for interactivity
Date: Wed, 30 Jul 2003 21:28:32 +0200	[thread overview]
Message-ID: <20030730212832.22e065ad.aradorlinux@yahoo.es> (raw)
In-Reply-To: <200307301136.06396.kernel@kolivas.org>

[changing email address; several hosts block mail from *@teleline/terra.es;
which is good if they're fighting against spam]
El Wed, 30 Jul 2003 11:36:06 +1000 Con Kolivas <kernel@kolivas.org> escribió:

> The logic is in the difference between the dynamic and the static priority to 
> determine if a task is interactive. 
> current->static_prio - current->prio
> will give you a number of -5 to +5, with +5 being a good bonus and vice versa.
> however you need to ensure that the value you are fiddling with in the i/o 
> scheduler is actually due to the current process[1]

I think current really is the process submitting the request; at least in the
same function we've this:

        if (rq_data_dir(arq->request) == READ
                        || current->flags&PF_SYNCWRITE)

Which would be wrong if current isn't the process submitting the request.


Diego Calleja

  reply	other threads:[~2003-07-30 19:30 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-07-27 15:12 [PATCH] O10int for interactivity Con Kolivas
2003-07-27 16:26 ` Wade
2003-07-27 19:15 ` Felipe Alfaro Solana
2003-07-28  7:51 ` Wiktor Wodecki
2003-07-28  7:55   ` Andrew Morton
2003-07-28  8:00     ` Wiktor Wodecki
2003-07-28 17:12     ` Jose Luis Domingo Lopez
2003-07-28 18:08 ` Valdis.Kletnieks
2003-07-28 18:40   ` Andrew Morton
2003-07-28 21:29     ` Wiktor Wodecki
2003-07-28 21:35       ` Andrew Morton
2003-07-31  6:36         ` Nick Piggin
2003-07-31  7:43           ` Con Kolivas
2003-07-31  7:58             ` Nick Piggin
2003-07-31 14:59             ` Jamie Lokier
2003-07-31 15:24               ` Oliver Neukum
2003-07-31 15:40                 ` Jamie Lokier
2003-07-31 22:56                 ` Nick Piggin
2003-08-04 18:51     ` [PATCH] O13int " Felipe Alfaro Solana
2003-08-04 18:58       ` Felipe Alfaro Solana
2003-08-04 21:46         ` Con Kolivas
2003-08-04 22:16           ` Felipe Alfaro Solana
2003-07-29 14:21   ` [PATCH] O10int " Timothy Miller
2003-07-29 14:35     ` Con Kolivas
2003-07-29 15:35       ` Timothy Miller
2003-07-30  1:16       ` Diego Calleja García
2003-07-30  1:36         ` Con Kolivas
2003-07-30 19:28           ` aradorlinux [this message]
2003-07-30 19:34             ` Andrew Morton
2003-07-29 15:28     ` Valdis.Kletnieks
2003-07-29 15:44       ` Timothy Miller
2003-07-29 15:45         ` Valdis.Kletnieks
2003-07-27 19:50 Voluspa
2003-07-28  2:05 Voluspa

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=20030730212832.22e065ad.aradorlinux@yahoo.es \
    --to=aradorlinux@yahoo.es \
    --cc=akpm@osdl.org \
    --cc=kernel@kolivas.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=miller@techsource.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;
as well as URLs for NNTP newsgroup(s).