Re: [rfc] aio-core for 2.5.29 (Re: async-io API registration for

[Alan Cox]

On Thu, 2002-08-01 at 17:09, Linus Torvalds wrote:
> However, "jiffies" are not really real time, they are only a "reasonable
> abstraction thereof", and while they imply ordering ("time_after()" works
> fine inside the kernel), they do _not_ imply real time.
> 
> In other words, there is no way to move from time -> jiffies and back.

For a lot of applications like multimedia you actually want a counting
of time not any relation to real time except that you can tell how many
ticks elapse a second.