Re: [PATCH v2 3/4] KVM: cleanup: remove kvm_get_dirty_log()
Takuya Yoshikawa <[email protected]> Sat, 26 Jun 2010 00:38:23 +0000
| Newsgroups | org.kernel.vger.kvm-ia64,org.kernel.vger.kvm,org.kernel.vger.kvm-ppc |
|---|---|
| Message-ID | <[email protected]> |
On Fri, 25 Jun 2010 21:25:57 +0200 Alexander Graf <[email protected]> wrote: > > This patch plus 4/4 broke dirty bitmap updating on PPC. I didn't get around to track down why, but I figured you should now. Is there any way to get you a PPC development box? A simple G4 or G5 should be 200$ on ebay by now :). > I'm sorry, I thought this change was just trivial code transformation and test for x86 would be OK: but not actually. Probably the reason is around the timing of copy_to_user() and newly introduced clear_user() for clean slot. > > Alex >