Messages in this thread | | | Date | Wed, 11 May 2011 14:45:27 +0300 | From | Avi Kivity <> | Subject | Re: [PATCH 1/3] perf, core: Introduce attrs to count in either host or guest mode |
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On 05/11/2011 02:44 PM, Avi Kivity wrote: > On 05/10/2011 05:35 PM, Joerg Roedel wrote: >> The two new attributes exclude_guest and exclude_host can >> bes used by user-space to tell the kernel to setup >> performance counter to either only count while the CPU is in >> guest or in host mode. >> An additional check is also introduced to make sure >> user-space does not try to exclude guest and host mode from >> counting. >> >> @@ -217,7 +217,10 @@ struct perf_event_attr { >> mmap_data : 1, /* non-exec mmap data */ >> sample_id_all : 1, /* sample_type all events */ >> >> - __reserved_1 : 45; >> + exclude_host : 1, /* don't count in host */ >> + exclude_guest : 1, /* don't count in guest */ >> + >> + __reserved_1 : 43; >> > > We have exclude_hv a few lines up, so only exclude_guest is needed. >
Well, actually, that depends on the meaning of exclude_hv.
-- error compiling committee.c: too many arguments to function
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