On 09/14/2012 08:59 AM, Xiao Guangrong wrote: > On 09/10/2012 05:26 PM, Xiao Guangrong wrote: >> On 09/10/2012 05:09 PM, Avi Kivity wrote: >>> On 09/07/2012 09:16 AM, Xiao Guangrong wrote: >>>> mmu_notifier is the interface to broadcast the mm events to KVM, the >>>> tracepoints introduced in this patch can trace all these events, it is >>>> very helpful for us to notice and fix the bug caused by mm >>> >>> There is nothing kvm specific here. Perhaps this can be made generic >>> (with a mm parameter so we can filter by process). >> >> Hmm, i would like to put these tracepoints in the mmu-lock then we can >> clearly >> know the sequence between mm and kvm mmu. It is useful for us to detect the >> issue/race between them. >> > > Ping...?
Sorry. Yes you are right, knowing the exact sequence is valuable. Yet it will be hard to associate these events with the mmu since we don't have gpas there. -- error compiling committee.c: too many arguments to function -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
