Messages in this thread | | | Date | Fri, 02 Sep 2005 16:24:22 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [RFC] Splitting out kernel<=>userspace ABI headers |
| |
Kyle Moffett wrote: > > My far-into-the-future ideal for this is to have a generic vDSO-type > library that is compiled into the kernel that provides a collection of > architecture-optimized routines available in both kernelspace and > userspace by mapping it into each process' address space. Such a > library could effectively automatically provide correct and optimized > assembly routines for the currently booted CPU/arch/subarch/etc, so > that userspace tools could be compiled once and run on an entire > family of CPUs without modification. On the other hand, for those > applications that need every last ounce of speed (Including parts of > the kernel), you could pass appropriate options to the compiler to > tell it to inline the assembly routines (alternative) for a single > CPU make/model. >
I don't see why this should be compiled into the kernel.
-hpa - 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/
| |