(resending from non-broken system) On Mon, 2023-01-30 at 14:25 +0900, David Stevens wrote: > From: David Stevens <stevensd@xxxxxxxxxxxx> > > Simplify locking in the case where the guest's runstate_info is split > across two pages by sharing a single lock for the two gpcs. > > Signed-off-by: David Stevens <stevensd@xxxxxxxxxxxx> > --- > I tested this patch with xen_shinfo_test as suggested, and it still > passes. I agree that it makes sense to do this as a seperate patch. For > the bot reported issue, looks like I forgot to build with lockdep > enabled. I'll fix the issue with that patch in the next revision of the > series, so that there aren't any commits which don't build. Ack. Running actual Xen guests also works (but it's the xen_shinfo_test which is going to exercise cross-page runstate and is most interesting). Tested-by: David Woodhouse <dwmw@xxxxxxxxxxxx> Reviewed-By: David Woodhouse <dwmw@xxxxxxxxxxxx>
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