From: Dan Malek <dan@embeddededge.com>
To: Matt Porter <porter@cox.net>
Cc: Joakim Tjernlund <joakim.tjernlund@lumentis.se>,
Pantelis Antoniou <panto@intracom.gr>,
linuxppc-embedded@lists.linuxppc.org
Subject: Re: Regarding consistent_alloc
Date: Fri, 06 Dec 2002 11:56:22 -0500 [thread overview]
Message-ID: <3DF0D6B6.2050307@embeddededge.com> (raw)
In-Reply-To: 20021206085909.B17918@home.com
Matt Porter wrote:
> .... If you
> want the kernel virtual address then you can apply __va to that.
Errr....no, you can't. That would give you the cached mapping.
You need to hang on to both the dma_handle (the phys address token)
and the virtual address returned by the function. That's why both
are returned.
-- Dan
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2002-12-06 16:56 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-06 13:18 Regarding consistent_alloc Pantelis Antoniou
2002-12-06 13:23 ` Pantelis Antoniou
2002-12-06 14:25 ` Joakim Tjernlund
2002-12-06 15:59 ` Matt Porter
2002-12-06 16:08 ` Joakim Tjernlund
2002-12-06 18:30 ` Matt Porter
2002-12-06 18:15 ` Joakim Tjernlund
2002-12-06 18:52 ` Matt Porter
2002-12-06 19:59 ` Dan Malek
2002-12-06 22:11 ` Joakim Tjernlund
2002-12-07 0:16 ` Paul Mackerras
2002-12-07 12:53 ` Joakim Tjernlund
2002-12-07 16:53 ` Dan Malek
2002-12-09 9:06 ` Pantelis Antoniou
2002-12-10 17:49 ` Tom Rini
2002-12-11 3:52 ` acurtis
2002-12-11 8:57 ` Joakim Tjernlund
2002-12-11 9:58 ` Pantelis Antoniou
2002-12-11 14:41 ` acurtis
2002-12-11 15:01 ` Pantelis Antoniou
2002-12-11 15:36 ` acurtis
2002-12-12 3:32 ` Dan Malek
2002-12-11 14:56 ` Tom Rini
2002-12-11 15:07 ` Pantelis Antoniou
2002-12-12 3:41 ` Dan Malek
2002-12-12 8:00 ` Pantelis Antoniou
2002-12-12 8:18 ` Wolfgang Denk
2002-12-12 8:37 ` Pantelis Antoniou
2002-12-12 12:56 ` Is the preemptive kernel patch unsafe for 8xx/PPC? Joakim Tjernlund
2002-12-12 18:28 ` Eugene Surovegin
2002-12-12 20:35 ` Joakim Tjernlund
2002-12-13 4:12 ` acurtis
2002-12-13 6:09 ` Eugene Surovegin
2002-12-13 7:47 ` Joakim Tjernlund
2002-12-16 14:41 ` acurtis
2002-12-13 4:08 ` acurtis
2002-12-12 16:53 ` "Missing" patches (Was: Re: Regarding consistent_alloc) Tom Rini
2002-12-06 16:56 ` Dan Malek [this message]
2002-12-06 18:29 ` Regarding consistent_alloc Matt Porter
2002-12-06 19:45 ` Dan Malek
2002-12-07 0:25 ` Paul Mackerras
2002-12-06 15:54 ` Matt Porter
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