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Re: [Xen-devel] [PATCH v2 for Xen 4.6 5/6] docs: make xl-psr.markdown more precise



On Tue, 2015-09-29 at 10:27 +0100, Andrew Cooper wrote:
> On 29/09/15 08:49, Chao Peng wrote:
> > Drop the chapter number as it can be confusing when it gets changed in
> > the referred document.
> > 
> > Signed-off-by: Chao Peng <chao.p.peng@xxxxxxxxxxxxxxx>
> > Reviewed-by: Dario Faggioli <dario.faggioli@xxxxxxxxxx>
> > Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> > ---
> > v2:
> > * minor commit message adjustment.
> > ---
> >  docs/misc/xl-psr.markdown | 8 ++++----
> >  1 file changed, 4 insertions(+), 4 deletions(-)
> > 
> > diff --git a/docs/misc/xl-psr.markdown b/docs/misc/xl-psr.markdown
> > index 3545912..737f0f7 100644
> > --- a/docs/misc/xl-psr.markdown
> > +++ b/docs/misc/xl-psr.markdown
> > @@ -14,7 +14,7 @@ tracks cache utilization of memory accesses according
> > to the RMID and reports
> >  monitored data via a counter register.
> >  
> >  For more detailed information please refer to Intel SDM chapter
> > -"17.14 - Platform Shared Resource Monitoring: Cache Monitoring
> > Technology".
> > +"Platform Shared Resource Monitoring: Cache Monitoring Technology".
> >  
> >  In Xen's implementation, each domain in the system can be assigned a
> > RMID
> >  independently, while RMID=0 is reserved for monitoring domains that
> > don't
> > @@ -52,7 +52,7 @@ event type to monitor system total/local memory
> > bandwidth. The same RMID can
> >  be used to monitor both cache usage and memory bandwidth at the same
> > time.
> >  
> >  For more detailed information please refer to Intel SDM chapter
> > -"17.14 - Platform Shared Resource Monitoring: Cache Monitoring
> > Technology".
> > +"Overview of Cache Monitoring Technology and Memory Bandwidth
> > Monitoring".
> >  
> >  In Xen's implementation, MBM shares the same set of underlying
> > monitoring
> >  service with CMT and can be used to monitor memory bandwidth on a per
> > domain
> > @@ -92,7 +92,7 @@ For example, assuming a system with 8 portions and 3
> > domains:
> >     access to one quarter each.
> >  
> >  For more detailed information please refer to Intel SDM chapter
> > -"17.15 - Platform Shared Resource Control: Cache Allocation
> > Technology".
> > +"Platform Shared Resource Control: Cache Allocation Technology".
> >  
> >  In Xen's implementation, CBM can be configured with libxl/xl
> > interfaces but
> >  COS is maintained in hypervisor only. The cache partition granularity
> > is per
> > @@ -130,4 +130,4 @@ Per domain CBM settings can be shown by:
> >  ## Reference
> >  
> >  [1] Intel SDM
> > -(http://www.intel.com/content/www/us/en/processors/architectures-softw
> > are-developer-manuals.html).
> > +(http://www.intel.com/content/dam/www/public/us/en/documents/manuals/6
> > 4-ia-32-architectures-software-developer-system-programming-manual
> > -325384.pdf).
> 
> The other two changes look fine, but this change now points to a
> specific instance of the SDM, not the most recent version.  I would
> leave the link as it previously was.

I agree, we either want a specific revision with specific chapter numbers
_or_ an up to date revision with just the titles and no specific chapter
numbers. This commit removes the chapter numbers but switches to a specific
revision, which is undesirable IMHO.

I therefore intend to drop this last hunk during commit.

Ian.

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