the need for safe dynamic string libraries
Luigi Rizzo
rizzo at iet.unipi.it
Mon Dec 7 12:56:14 UTC 2009
On Mon, Dec 07, 2009 at 11:56:18AM +0100, Dag-Erling Sm??rgrav wrote:
> Luigi Rizzo <rizzo at iet.unipi.it> writes:
> > What do you mean exactly ?
>
> When libsbuf was ported to userland, sbuf_printf() was pessimized due to
> the limitations of libc's printf(). This makes certain parts of
but, isn't this an implementation detail ? What prevents the same
API to have two different implementation, one for kernel, one for userland ?
cheers
luigi
> pseudofs extremely inefficient: for instance, if you read from a
> /proc/whatever that's backed by an sbuf, it has to generate the entire
> file even if you only asked for a small chunk at a large offset.
>
> DES
> --
> Dag-Erling Sm??rgrav - des at des.no
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