Re: [E1000-devel] Expose ltr/obff interface by sysfs

2012-04-10 Thread Hao, Xudong
> But a better question is - why should this be done - especially from the guest > which has a limited view of the machine? The machine might be running a lot of > other requests so the OBFF inside the guest could be invalid. > Maybe I did not describe it clearly, the original idea is host admin ca

Re: [E1000-devel] Expose ltr/obff interface by sysfs

2012-04-06 Thread Don Dutile
On 04/06/2012 11:26 AM, Jesse Barnes wrote: > On Fri, 6 Apr 2012 02:43:59 + > "Hao, Xudong" wrote: > >> Hi, >> >> I'm working on virtualization Xen/KVM. I saw there are ltr/obff >> enabling/disabling function in pci.c, but no called till now. I want to know >> if anybody(driver developer) ar

Re: [E1000-devel] Expose ltr/obff interface by sysfs

2012-04-06 Thread Konrad Rzeszutek Wilk
On Fri, Apr 06, 2012 at 02:43:59AM +, Hao, Xudong wrote: > Hi, > > I'm working on virtualization Xen/KVM. I saw there are ltr/obff > enabling/disabling function in pci.c, but no called till now. I want to know > if anybody(driver developer) are working for using it? Can driver change the >

[E1000-devel] Expose ltr/obff interface by sysfs

2012-04-05 Thread Hao, Xudong
Hi, I'm working on virtualization Xen/KVM. I saw there are ltr/obff enabling/disabling function in pci.c, but no called till now. I want to know if anybody(driver developer) are working for using it? Can driver change the LTR latency value dynamically? /* LTR(Latency tolerance reporting) allo