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From: Nish Aravamudan <nish.aravamudan@gmail.com>
To: "Mukund JB." <mukundjb@esntechnologies.co.in>
Cc: Adrian Bunk <bunk@stusta.de>, linux-kernel@vger.kernel.org
Subject: Re: Comments on 2.6.10 schedule_timeout please
Date: Mon, 7 Nov 2005 06:53:30 -0800	[thread overview]
Message-ID: <29495f1d0511070653w634784f7x51fcd62eebb386d7@mail.gmail.com> (raw)
In-Reply-To: <3AEC1E10243A314391FE9C01CD65429B13B2CE@mail.esn.co.in>

On 11/7/05, Mukund JB. <mukundjb@esntechnologies.co.in> wrote:
>
> Dear Kernel Developers,
>
> I have noticed the schedule_timeout behaving somewhat different as penned
> from the Linux 2.6 Oreelly books.
> I have developed a SD card Driver for 2.6.10 kernel & it works fine.
> I needed a hardware reg to update that take a time of 300ms. I have issued a
> call like..
>
> set_current_state(TASK_INTERRUPTIBLE);
> schedule_timeout (300*HZ/1000);

Full code or function snippet, please.

> But, when I finally use it I get a sufficient delay which looks like a looped delay
> not allowing the keyboard to print messages on the screen.

This would be easier to diagnose if you shared all of the code you are
using *and* verified this occurred with a current kernel (2.6.10 is
old.).

Thanks,
Nish

  reply	other threads:[~2005-11-07 14:53 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-07 13:57 Mukund JB.
2005-11-07 14:53 ` Nish Aravamudan [this message]
2005-11-07 16:04 Mukund JB.

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