Hi Ingo !
On Tue, Feb 13, 2007 at 03:20:10PM +0100, Ingo Molnar wrote:
> I'm pleased to announce the first release of the "Syslet" kernel feature
> and kernel subsystem, which provides generic asynchrous system call
> support:
>
> http://redhat.com/~mingo/syslet-patches/
>
> Syslets are small, simple, lightweight programs (consisting of
> system-calls, 'atoms') that the kernel can execute autonomously (and,
> not the least, asynchronously), without having to exit back into
> user-space. Syslets can be freely constructed and submitted by any
> unprivileged user-space context - and they have access to all the
> resources (and only those resources) that the original context has
> access to.
I like this a lot. I've always felt frustrated by the wasted time in
setsockopt() calls after accept() or before connect(), or in multiple
calls to epoll_ctl(). It might also be useful as an efficient readv()
emulation using recv(), etc...
Nice work !
Willy
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