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    Subject[PATCH 10/10] perf/doc: update design.txt for exclude_{host|guest} flags
    Date
    Update design.txt to reflect the presence of the exclude_host
    and exclude_guest perf flags.

    Signed-off-by: Andrew Murray <andrew.murray@arm.com>
    ---
    tools/perf/design.txt | 4 ++++
    1 file changed, 4 insertions(+)

    diff --git a/tools/perf/design.txt b/tools/perf/design.txt
    index a28dca2..7de7d83 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 virtualisation.
    +
    The 'mmap' and 'munmap' bits allow recording of PROT_EXEC mmap/munmap
    operations, these can be used to relate userspace IP addresses to actual
    code, even after the mapping (or even the whole process) is gone,
    --
    2.7.4
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