Messages in this thread | | | Date | Mon, 20 Mar 2000 00:24:37 -0800 | From | David Schleef <> | Subject | Re: new IRQ scalability changes in 2.3.48 |
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On Sun, Mar 19, 2000 at 10:28:14AM -0800, Linus Torvalds wrote: > > > On Sun, 19 Mar 2000, Rogier Wolff wrote: > > > > How about making "preemptive kernel" a "default-on" option on 2.4pre > > and a "default-off" option on the real 2.4 kernel? > > No, it's definitely too experimental - there are places that play games > with the irq state etc, so there can be things that need quite a lot of > debugging to get the threaded-UP case working fine. > > Maybe during 2.5.x we can back-port the changes to a 2.4.x release, and > give people a three-way choice: UP, threaded-UP or SMP. But it's not a > 2.4.x development thing. > > Linus
Does this mean that we are going to have yet another permutation of the binary interface? (Not that I personally really mind, although I can see that it would be convenient to export certain inlined functions that are different between UP and SMP (and RTLinux).)
dave...
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