Messages in this thread | ![/](/images/icornerl.gif) | | Date | Sun, 18 Oct 2015 07:58:34 +0800 | From | "Wangnan (F)" <> | Subject | Re: [RFC PATCH 0/7] perf tools: Config BPF maps through perf cmdline |
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On 2015/10/18 4:35, Alexei Starovoitov wrote: > On 10/17/15 3:48 AM, Wang Nan wrote: >> In these 7 patches: >> >> 1. perf is able to put values into map: >> # perf record -e mybpf.c/maps.values.value=1234/ ... >> >> 2. perf is able to control different slots in a map separately: >> # perf record -e >> mybpf.c/maps.values.value[1,4-6]=1234,maps.values.value[0,2-3]=5678/ ... >> >> 3. The second syntax can be applied to perf event also: >> # perf record -v -a -e evt=cycles -e >> mybpf.c/maps.pmu_map.event[0]=evt/ ... >> >> 4. Compatible with the old syntax: >> # perf record -v -a -e evt=cycles -e >> mybpf.c/maps.pmu_map.event=evt/ ... > > The concept looks good and solves real need. > No opinion on implementation. > Can I translate these words into an acked-by?
And what's your PERF_COUNT_SW_BPF_OUTPUT going on? I think based on this patchset you can test it with perf now.
Thank you.
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