From: David Woodhouse <dwmw2@infradead.org>
To: Andrew Morton <andrewm@uow.edu.au>
Cc: Johannes Erdfelt <johannes@erdfelt.com>,
Oleg Drokin <green@ixcelerator.com>,
linux-kernel@vger.kernel.org
Subject: Re: hardcoded HZ in hub.c
Date: Wed, 22 Nov 2000 11:47:38 +0000 [thread overview]
Message-ID: <11991.974893658@redhat.com> (raw)
In-Reply-To: <3A1BAF5F.4649594B@uow.edu.au>
In-Reply-To: <3A1BAF5F.4649594B@uow.edu.au> <3A1BAC59.B0F124AF@uow.edu.au>, <3A1BAC59.B0F124AF@uow.edu.au> <20001121142616.L7764@sventech.com>, <20001121142616.L7764@sventech.com> <20001121095626.F3431@valinux.com> <Pine.LNX.4.30.0011211912490.22252-100000@imladris.demon.co.uk> <4627.974890115@redhat.com> <9719.974892360@redhat.com>
andrewm@uow.edu.au said:
> Ah. No, I don't think it would be polite to cause TTY hangup
> processing to be deferred for this long. I'd suggest that the policy
> be "scheduled tasks can't sleep". I guess kmalloc(GFP_KERNEL) is
> acceptable because the system is already running like a dog if this
> sleeps.
Oi! I specifically added that so I could queue tasks which can sleep.
Put a time limit on it if you must, but not one which prohibits the
existing usage by the PCMCIA socket drivers.
I'm beginning to think that I should have argued with Linus¹ when he told
me to make it a generic thing rather than calling it pcmcia_queue_task()
¹ "Blasphemy! He said it again!"
--
dwmw2
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prev parent reply other threads:[~2000-11-22 12:18 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-11-17 9:54 hardcoded HZ in hub.c Oleg Drokin
2000-11-20 20:17 ` Johannes Erdfelt
2000-11-21 10:13 ` David Woodhouse
2000-11-21 17:56 ` Johannes Erdfelt
2000-11-21 19:13 ` David Woodhouse
2000-11-21 19:26 ` Johannes Erdfelt
2000-11-22 10:48 ` David Woodhouse
2000-11-22 11:22 ` Andrew Morton
2000-11-22 11:26 ` David Woodhouse
2000-11-22 11:34 ` Andrew Morton
2000-11-22 11:47 ` David Woodhouse [this message]
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