[uml-devel] Strange code in smp_prepare_cpus?

2008-10-22 Thread Rusty Russell
... cpu_clear(me, cpu_online_map); cpu_set(me, cpu_online_map); Something subtle here? Rusty. - This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applic

[uml-devel] I/O Performance

2008-10-22 Thread Nicolas Boullis
Hi, Sorry for insisting, but I think it would be nice if things could be improved before linux 2.6.28. When COW is not used, the performance is very bad because multiples I/O are performed when one would be enough. Steve VanDeBogart's "ubd does multiple io's when one will suffice" patch look clea