Messages in this thread | | | From | Andy Lutomirski <> | Date | Thu, 13 Nov 2014 14:47:12 -0800 | Subject | Re: [RFC PATCH] x86, entry: Switch stacks on a paranoid entry from userspace |
| |
On Thu, Nov 13, 2014 at 2:33 PM, Luck, Tony <tony.luck@intel.com> wrote: >> Are you sure that this works in an unmodified kernel > > Unmodified kernel has run tens of thousands of injection/consumption/recovery cycles. > > I did get a crash with the entry/exit traces you asked for. Last 20000 lines of console log > attached. There are a couple of OOPs before things fall apart completely. I haven't yet > counted all the entry/exits from the last cycle to see if they match. >
That log was a good hint, and I am a fool. I'll send a v3 once I test it.
I'm still unconvinced by the timeout code, though...
---Andy
> -Tony >
-- Andy Lutomirski AMA Capital Management, LLC
| |