From: David Woodhouse <dwmw2@infradead.org>
To: Alexandr Andreev <andreev@niisi.msk.ru>
Cc: "linux-mtd@lists.infrared.org" <linux-mtd@lists.infradead.org>
Subject: Re: Why timer interrupt is disabled?
Date: Fri, 25 May 2001 18:36:14 +0100 [thread overview]
Message-ID: <11416.990812174@redhat.com> (raw)
In-Reply-To: <3B0F0766.1080207@niisi.msk.ru>
andreev@niisi.msk.ru said:
> reemptively. So, we can unlock the io_request_lock in ftl.c, but what
> about double unlocking? Or, do you want to lock it back after
> proceeding request :) Is there any conflicts, when we try to unlock
> already unlocked lock?
You have to lock it again before returning.
But you really shouldn't be taking my advice on how to write block devices.
I've been trying to avoid it :)
--
dwmw2
next prev parent reply other threads:[~2001-05-25 17:33 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-25 13:04 Why timer interrupt is disabled? andreev
2001-05-25 13:12 ` David Woodhouse
[not found] ` <3B0EE338.1000701@niisi.msk.ru>
2001-05-25 15:17 ` David Woodhouse
2001-05-26 0:17 ` Alexandr Andreev
2001-05-25 16:37 ` David Woodhouse
2001-05-25 17:06 ` Herman Oosthuysen
2001-05-26 1:31 ` Alexandr Andreev
2001-05-25 17:36 ` David Woodhouse [this message]
-- strict thread matches above, loose matches on Subject: below --
2001-05-25 23:20 Disabling interrupts before block device request call Alexandr Andreev
2001-05-25 22:01 ` Jens Axboe
2001-05-28 19:07 ` Why timer interrupt is disabled? Alexandr Andreev
2001-05-28 15:36 ` David Woodhouse
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