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From: "Mark Chambers" <markc@mail.com>
To: "Dan Malek" <dan@embeddededge.com>
Cc: <linuxppc-embedded@lists.linuxppc.org>
Subject: Re: Why not kmalloc() ??
Date: Fri, 16 Jul 2004 10:06:12 -0400	[thread overview]
Message-ID: <005d01c46b3e$12adf030$0301a8c0@chuck2> (raw)
In-Reply-To: 891CFADE-D72C-11D8-B668-003065F9B7DC@embeddededge.com


> Use hostalloc
> only for those functions necesary (small serial fifos and such).
>
> Use dma_alloc_consistent() for large memory buffers that you need
> to attach to BDs, for example Ethernet buffers.  There is very little
> memory available from either dpalloc or hostalloc, and they must
> be used only when necessary.
>

Is there any reason to use m8xx_cpm_hostalloc() over dma_alloc_consistent()
for a loadable driver (that is, one loaded after VM initialized)?

Mark Chambers


** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2004-07-16 14:06 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-07-16  9:25 Why not kmalloc() ?? Rupesh S
2004-07-16 10:25 ` kernel 2.4.26 doesn't seem to work with a MPC859T Pedro Aguilar
2004-07-16 11:34 ` Why not kmalloc() ?? Magnus Damm
2004-07-16 12:06   ` sanjeev ramachandran
2004-07-16 13:32     ` Dan Malek
2004-07-16 14:06       ` Mark Chambers [this message]
2004-07-16 15:42         ` Rune Torgersen
2004-07-16 19:03           ` Dan Malek
2004-07-16 19:02         ` Dan Malek
2004-07-16 13:29   ` Dan Malek
2004-07-16 11:46 ` Dan Malek
  -- strict thread matches above, loose matches on Subject: below --
2004-07-17  4:51 Rupesh S

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