Suresh wrote: >> Without sync on allocation, How to make sure recovery never sees good >> old page on a new allocation because some OS/Hardware does zero out a >> new page to a file that was used earlier by the same file or some >> other file ?. I think in most generic Operating Systems one will never >> give the user a old page on new page allocation to the file. But I am >> not sure how it works on small devices with FLASH memory ..etc.
Giving back old data would be a security hole in a multi-user operating system, so it *should* not happen there. Though, as you say, it could be a possibility in a simple os. Dan.
