From: Jens Axboe <axboe@suse.de>
To: Ingo Molnar <mingo@elte.hu>
Cc: Steffen Persvold <sp@scali.com>, lkml <linux-kernel@vger.kernel.org>
Subject: Re: Short question regarding generic_make_request()
Date: Sun, 3 Feb 2002 14:39:46 +0100 [thread overview]
Message-ID: <20020203143946.H29553@suse.de> (raw)
In-Reply-To: <3C5D3BC9.CA9E24A@scali.com> <Pine.LNX.4.33.0202031632580.11943-100000@localhost.localdomain>
In-Reply-To: <Pine.LNX.4.33.0202031632580.11943-100000@localhost.localdomain>
On Sun, Feb 03 2002, Ingo Molnar wrote:
>
> On Sun, 3 Feb 2002, Steffen Persvold wrote:
>
> > Can generic_make_request() be called from interrupt level (or tasklet)
> > ?
>
> no.
In theory, READA from interrupt context would be ok, though. That
doesn't work in real-life due to the non flag saving spin locking in
__make_request.
--
Jens Axboe
next prev parent reply other threads:[~2002-02-03 13:40 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-03 13:31 Short question regarding generic_make_request() Steffen Persvold
2002-02-03 15:33 ` Ingo Molnar
2002-02-03 13:39 ` Jens Axboe [this message]
2002-02-03 22:27 ` Steffen Persvold
2002-02-04 0:32 ` Ingo Molnar
2002-02-04 8:57 ` Steffen Persvold
2002-02-04 12:16 ` Ingo Molnar
2002-02-04 11:56 ` Steffen Persvold
2002-02-04 12:01 ` Steffen Persvold
2002-02-03 22:18 ` Steffen Persvold
2002-02-04 0:24 ` Ingo Molnar
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