public inbox for linux-acpi@vger.kernel.org
 help / color / mirror / Atom feed
From: Matthew Wilcox <willy-8fiUuRrzOP0dnm+yROfE0A@public.gmane.org>
To: "Grover, Andrew" <andrew.grover-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Pavel Machek <pavel-+ZI9xUNit7I@public.gmane.org>,
	ACPI mailing list
	<acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>,
	kernel list
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [ACPI] acpi_os_queue_for_execution()
Date: Sat, 4 Jan 2003 22:44:04 +0000	[thread overview]
Message-ID: <20030104224404.C19239@parcelfarce.linux.theplanet.co.uk> (raw)
In-Reply-To: <F760B14C9561B941B89469F59BA3A84725A107-sBd4vmA9Se4Lll3ZsUKC9FDQ4js95KgL@public.gmane.org>; from andrew.grover-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org on Fri, Jan 03, 2003 at 11:00:04AM -0800

On Fri, Jan 03, 2003 at 11:00:04AM -0800, Grover, Andrew wrote:
> Are we allowed to block in a timer callback? One of the things
> thermal_check does is call a control method, which in turn can be very
> slow, sleep, etc., so I'd guess that's why the code tries to execute
> things in its own thread.

timers are run in bottom-half context.  no sleeping allowed.  if you're
going to linux.conf.au, you'll want to attend my talk that deals with
exactly this kind of thing ;-)

i'll put the paper up on the web in a couple of weeks, after the
proceedings are published.

-- 
"It's not Hollywood.  War is real, war is primarily not about defeat or
victory, it is about death.  I've seen thousands and thousands of dead bodies.
Do you think I want to have an academic debate on this subject?" -- Robert Fisk

  parent reply	other threads:[~2003-01-04 22:44 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-01-03 19:00 [ACPI] acpi_os_queue_for_execution() Grover, Andrew
     [not found] ` <F760B14C9561B941B89469F59BA3A84725A107-sBd4vmA9Se4Lll3ZsUKC9FDQ4js95KgL@public.gmane.org>
2003-01-04 22:44   ` Matthew Wilcox [this message]
2003-01-05 12:23   ` Ingo Oeser
2003-01-06 11:12   ` Pavel Machek
2003-01-06 11:44 ` Andrew Morton
     [not found]   ` <3E196C17.7D318CAF-LL/9OlyS9hIAvxtiuMwx3w@public.gmane.org>
2003-01-06 12:58     ` Andrew McGregor
     [not found]       ` <20150000.1041857884-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2003-01-06 17:26         ` Faye Pearson

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=20030104224404.C19239@parcelfarce.linux.theplanet.co.uk \
    --to=willy-8fiuurrzop0dnm+yrofe0a@public.gmane.org \
    --cc=acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org \
    --cc=andrew.grover-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org \
    --cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=pavel-+ZI9xUNit7I@public.gmane.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox