Re: context switch vs. signal delivery [was: Re: Accelerating user mode linux]

From: Arnaldo Carvalho de Melo (acme@conectiva.com.br)
Date: Mon Aug 05 2002 - 00:42:06 EST


Em Mon, Aug 05, 2002 at 05:35:13AM +0000, Linus Torvalds escreveu:
> This will break _horribly_ when (if) glibc starts using SSE2 for things
> like memcpy() etc.

Humm, related, wasn't one way of having userspace have access to the kernel
optimized versions of memcpy et al, thru a page with these functions that would
be mapped into the process address space (don't remember exact details)
something still being considered?

- Arnaldo
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Wed Aug 07 2002 - 22:00:26 EST