16 Apr
2014
16 Apr
'14
10:50 p.m.
On April 17, 2014 at 10:03 gdt@gdt.id.au (Glen Turner) wrote:
Jason Iannone wrote:
I can't cite chapter and verse but I seem to remember this zeroing problem was solved decades ago by just introducing a bit which said this chunk of memory or disk is new (to this process) and not zeroed but if there's any attempt to actually access it then read it back as if it were filled with zeros, or alternatively zero it.
Actually those were my words trying to describe kernel management of disk blocks, sparse files, etc, not user space. -b