From: Paul Mackerras <paulus@samba.org>
To: Jens Axboe <axboe@suse.de>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] highmem I/O for ide-pmac.c
Date: Thu, 12 Sep 2002 16:54:03 +1000 (EST) [thread overview]
Message-ID: <15744.14859.966809.289502@argo.ozlabs.ibm.com> (raw)
In-Reply-To: <20020911180502.GD1089@suse.de>
Jens Axboe writes:
> The above refers to ide_toggle_bounce() export, pmac_* variant is
> exactly the same. Sorry if that wasn't clear.
Why does ide_toggle_bounce assume we can only do DMA to highmem if
drive->media == ide_disk? At the moment I can't see any reason why
the ide-pmac interface can't do DMA to highmem for a cdrom, for
instance.
Paul.
next prev parent reply other threads:[~2002-09-12 6:52 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-11 12:48 [PATCH] highmem I/O for ide-pmac.c Paul Mackerras
2002-09-11 13:02 ` Jens Axboe
2002-09-11 13:07 ` Jens Axboe
2002-09-11 13:13 ` Jens Axboe
2002-09-11 18:53 ` Benjamin Herrenschmidt
2002-09-11 18:05 ` Jens Axboe
2002-09-12 6:54 ` Paul Mackerras [this message]
2002-09-12 6:59 ` Jens Axboe
2002-09-12 6:12 ` Paul Mackerras
2002-09-12 6:20 ` Jens Axboe
2002-09-12 5:37 ` Benjamin Herrenschmidt
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