On Wednesday 30 August 2006 20:59, H. Peter Anvin wrote:
> Alon Bar-Lev wrote:
> >
> > This is not entirely true...
> > All architectures sets saved_command_line variable...
> > So I can add __init to the saved_command_line and
> > copy its contents into kmalloced persistence_command_line at
> > main.c.
> >
>
> My opinion is that you should change saved_command_line (which already
> implies a copy) to be the kmalloc'd version and call the fixed-sized
> buffer something else.
It might be safer to rename everything. Then all users could be caught
and audited. This would ensure saved_command_line is not accessed
before the kmalloc'ed copy exists.
Disadvantage: more architectures to change.
-Andi
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