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Subject: Re: reg memory allocated by kmalloc
To: mohammedazad@nestec.net (MOHAMMED AZAD)
Date: Mon, 18 Dec 2000 12:09:09 +0000 (GMT)
Cc: linux-kernel@vger.kernel.org ("Linux-Kernel (E-mail)")
In-Reply-To: <F6E1228667B6D411BAAA00306E00F2A548461A@pdc2.nestec.net> from "MOHAMMED AZAD" at Dec 18, 2000 02:16:34 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> I would like to know.. is memory allocated by kmalloc always double word
> aligned????.. and is this suitable for dma only if i use GFP_DMA priority...
> i mean dma for a pci device... or can i just specify GFP_KERNEL and use
> it.... is it safe to proceed in this way???

The alignment should be fine yes. GFP_DMA is for ISA bus 24bit DMA, 
GFP_KERNEL is 32bit so if your PCI card has true 32bit DMA it will do. 2.4
has the pci_alloc_* interface

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