RE: [PATCH 0/3] xenoprof: XSA-313 follow-up

[Paul Durrant <xadimgnik@xxxxxxxxx>]

> -----Original Message-----
> From: Jan Beulich <jbeulich@xxxxxxxx>
> Sent: 15 April 2020 09:45
> To: xen-devel@xxxxxxxxxxxxxxxxxxxx
> Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>; George Dunlap 
> <george.dunlap@xxxxxxxxxx>; Ian Jackson
> <ian.jackson@xxxxxxxxxxxxx>; Julien Grall <julien@xxxxxxx>; Stefano Stabellini
> <sstabellini@xxxxxxxxxx>; Wei Liu <wl@xxxxxxx>; Paul Durrant <paul@xxxxxxx>
> Subject: [PATCH 0/3] xenoprof: XSA-313 follow-up
> 
> Patch 1 was considered to become part of the XSA, but it was then
> decided against. The other two are a little bit of cleanup, albeit
> there's certainly far more room for tidying. Yet then again Paul,
> in his mail from Mar 13, was asking whether we shouldn't drop
> xenoprof altogether, at which point cleaning up the code would be
> wasted effort.
> 

That's still my opinion. This is a large chunk of (only passively maintained) 
code which I think is of very limited value (since it relates to an old tool, 
and it only works for PV domains).

  Paul