Quoting r. Gleb Natapov <[EMAIL PROTECTED]>:
> Suppose you have this code:
> 
> char buf[1000];
> char *prog="/bin/true";
> 
> 
> main()
> {
>       reg_mr (buf, 1000);
>       madvise (buf, 1000, DONTCOPY);
>       system (prog);
> }
> 
> if buf and prog are on the same page (most certainly) "/bin/true" will
> never run. 

Right, so if you hide madvise inside reg_mr you create a problem.

-- 
Michael S. Tsirkin
Staff Engineer, Mellanox Technologies
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