On Thu, 8 Feb 2001, Ben LaHaise wrote:
<snip>
> > (besides, latency would suck. I bet you're better off waiting for the
> > requests if they are all used up. It takes too long to get deep into the
> > kernel from user space, and you cannot use the exclusive waiters with its
> > anti-herd behaviour etc).
>
> Ah, but no. In fact for some things, the wait queue extensions I'm using
> will be more efficient as things like test_and_set_bit for obtaining a
> lock gets executed without waking up a task.
The latency argument is somewhat bogus because there is no problem to
check the request queue, in the aio syscalls, and simply fail if its full.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Thu Feb 15 2001 - 21:00:11 EST