Messages in this thread | ![/](/images/icornerl.gif) | | Subject | Re: [Bug 350] New: i386 context switch very slow compared to 2.4 due to wrmsr (performance) | From | Alan Cox <> | Date | 13 Feb 2003 02:42:07 +0000 |
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On Wed, 2003-02-12 at 18:18, Andi Kleen wrote: > > So what about making it a CONFIG_XXX option? The few dosemu users > > could then configure it in. > > Doesn't help for precompiled distribution kernels, which is what the majority > of linux users run these days.
XFree86 makes significant use of it, and its software x86 emulator isn't up to replacing it on many cards (eg my C&T only works with vm86 not the emulator). Obviously on x864-64 you have little choice, but for x86-32 its somewhat relevant.
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