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Re: fork or printf problem

On Fri, Jan 05, 2001 at 05:20:37PM +0530, Pratap Chakravarthy wrote:
> but the concept of buffer cache applies to all disk devices and some
> block devices. but somewhere i read that [may be in assandro rubini's
> book]  linux does not use buffer cache and that is the reason its
> kernel is small.  some one clear me please

Try reading some papers from Sun on SVR4 Virtual Memory architecture
(Rob Gingel et al), as well as Uresh Vahalia's book. Basically, in the
Bach way of doing things, write(2) and mmap(2) + memory write took 
different code paths. Post SVR4 systems use the same code path.