Re: block layer sg, bsg

[David S. Miller]

On Wed, 4 Aug 2004 17:04:04 +0200
Jens Axboe <axboe@xxxxxxx> wrote:

> On Wed, Aug 04 2004, David S. Miller wrote:
> > 
> > When you pass data structures in via {read,write}{,v}() system calls,
> > you make it next to impossible for the CONFIG_COMPAT layer to cope
> > with this.
> > 
> > Please consider another way to pass in those sg_io_* things.
> 
> Any suggestions?

ioctl() :-(

Or use a more portable well-defined type which does not change
size nor layout between 32-bit and 64-bit environments.
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