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SubjectRe: DMA memory shortage?
On Wed, 9 Dec 1998, Nicholas M. Kirsch wrote:

> I'm running kernel version 2.1.130 on a Dual PPro. Everything has worked
> beautifully until today, when I got this while trying to format a floppy :
>
> yoda:/tmp# mkfs.msdos /dev/fd0
> mkfs.msdos 0.4, 27th February 1997 for MS-DOS/FAT/FAT32 FS
> DMA memory shortage. Temporarily falling back on virtual DMA
> mkfs.msdos: unable to open /dev/fd0
>
> I have 320 MB of memory, so this is very odd.

DMA memory has to be allocated below the 16MB border.

I guess we should keep track of DMA memory and put a
kludge in the VM layer to force-free the stuff when
we're out of DMA memory :(

cheers,

Rik -- the flu hits, the flu hits, the flu hits -- MORE
+-------------------------------------------------------------------+
| Linux memory management tour guide. H.H.vanRiel@phys.uu.nl |
| Scouting Vries cubscout leader. http://www.phys.uu.nl/~riel/ |
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