On 05/19/2015 04:31 PM, Borislav Petkov wrote: > On Tue, May 19, 2015 at 01:16:23PM -0700, Andy Lutomirski wrote: >> It's not just chunk size; it's the direction. If the dest starts >> after the source but overlaps it and you copy forwards, then you can >> clobber the end of the source before you read it. memmove is > > Some things should simply be done solely in userspace :-) > >> specifically intended to avoid this. >> >> Would it be possible to just use memmove directly? > > Yeah. > > Prarit, care to send a v2?
Yep, I can do that. It'll have to wait until I get into the office in the morning so I can retest. P. > > Thanks. > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
