On (01/25/17 13:51), Minchan Kim wrote: [..] > > Minchan, zhouxianrong, I was completely wrong. we can't > > do memset(). d'oh, I did not know it truncates 4 bytes to > > one byte only (doesn't make too much sense to me). > > Now, I read Matthew's comment and understood. Thanks. > It means zhouxianrong's patch I sent recently is okay?
this one looks OK to me https://www.mail-archive.com/[email protected]/msg1316290.html I'd agree with Joonsoo that doing forward prefetching is _probably_ better than backwards prefetching. not that it necessarily should confuse the CPU (need to google if ARM handles it normally), but still. -ss
