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 ZXft3VLx 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Dec 19, 2024 at 01:17:44PM -0800, Chen, Zide wrote: > With this patch, it seems perf tool has some problems in capturing the > kernel data with Intel PT. > > Running the following commands, the size of perf.data is very small, and > perf script can't find any valid records. > > perf record -e intel_pt//u -- /bin/ls > perf script --insn-trace > > Hi, I'm on leave (and should really go back to relaxing :>), returning on 2nd Jan so can't really dig into this. But I tried it on my intel box and it 'works on my machine' with and without patch with commands provided, so I'm not sure this is actually a product of this change (which shouldn't impact this). I'm afraid I can't really reply any further until the new year, however (I really shouldn't even be replying here ;). Happy holidays, Lorenzo