Re: [PATCH v2 01/20] perf/doc: update design.txt for exclude_{host|guest} flags

From: Suzuki K Poulose
Date: Mon Nov 26 2018 - 13:22:54 EST


Hi Andrew,

On 26/11/2018 11:12, Andrew Murray wrote:
Update design.txt to reflect the presence of the exclude_host
and exclude_guest perf flags.

Signed-off-by: Andrew Murray <andrew.murray@xxxxxxx>

Thanks a lot for adding this !

---
tools/perf/design.txt | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/tools/perf/design.txt b/tools/perf/design.txt
index a28dca2..5b2b23b 100644
--- a/tools/perf/design.txt
+++ b/tools/perf/design.txt
@@ -222,6 +222,10 @@ The 'exclude_user', 'exclude_kernel' and 'exclude_hv' bits provide a
way to request that counting of events be restricted to times when the
CPU is in user, kernel and/or hypervisor mode.
+Furthermore the 'exclude_host' and 'exclude_guest' bits provide a way
+to request counting of events restricted to guest and host contexts when
+using KVM virtualisation.

minor nit: could we generalise this to :

"using Linux as the hypervisor".

Otherwise, looks good to me.

Cheers
Suzuki