From: Andrew Morton <akpm@osdl.org>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: axboe@suse.de, linux-kernel@vger.kernel.org
Subject: Re: [patch] optimise loop driver a bit
Date: Tue, 26 Apr 2005 05:04:29 -0700 [thread overview]
Message-ID: <20050426050429.69137417.akpm@osdl.org> (raw)
In-Reply-To: <426C6AF2.9090406@yahoo.com.au>
Nick Piggin <nickpiggin@yahoo.com.au> wrote:
>
> Looks like locking can be optimised quite a lot.
So I've peered suspiciously at the ->lo_pending handling for some time and
am unconvinced. Are you sure that the error path in loop_make_request() is
correct? The old code decremented the pending count in there.
Why do we need that nasty-looking `pending' local in loop_thread()?
next prev parent reply other threads:[~2005-04-26 12:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-25 3:58 Nick Piggin
2005-04-26 12:04 ` Andrew Morton [this message]
2005-04-26 12:12 ` Nick Piggin
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