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SubjectRe: how to get virtual address from dma address
Please tell me why can't I use bus_to_virt().

Thanks


-----Original Message-----
From: Jes Sorensen [SMTP:jes@sunsite.dk]
Sent: Wednesday, October 03, 2001 11:26 AM
To: Linux Bigot
Cc: linux-kernel@vger.kernel.org
Subject: Re: how to get virtual address from dma
address

>>>>> "Linux" == Linux Bigot <linuxopinion@yahoo.com>
writes:

Linux> All programmers I am relatively new to linux
kernel. Please
Linux> advise what is the safe way to get the original
virtaul address
Linux> from dma address e.g.,

You have to store the address you pass to
pci_map_single() somewhere
in your data structures together with the dma address.

Jes
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