On Tue, Nov 04, 2008 at 12:26:13PM -0800, H. Peter Anvin wrote: > Andi Kleen wrote: > > > > Or again just generate them on demand when the interrupt is set up. > > If you really have 240 interrupts sources you can afford the 5k likely, > > but for most there will be only a minimum number of stubs. > > > > Although frankly I suspect there are far easier ways to save 5k of memory. > > > > Generating them dynamically is probably pretty ugly too, though.
Why? The only slightly tricky thing is that they need to be in no NX space. Then it's just a few bytes patched in a template. > Shrinking the whole table down to 2K by just regularizing the structure > is trivial, though, and should almost certainly be a win. The more > esoteric ideas are probably worse. Just think how much memory you could safe elsewhere with the same effort. -Andi _______________________________________________ Lguest mailing list [email protected] https://ozlabs.org/mailman/listinfo/lguest
