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charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspam-User: X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 8789414000D X-Stat-Signature: 8ygk1o5eerzq3np95ig1ikiqoxngegf9 X-HE-Tag: 1789659007-591516 X-HE-Meta: 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 sPUlk+7m pQ8iF7AyPgbM4Pzm3Mos3P4tpWbCEeFbyfd1ODGIVbCFTv4Yy0HY4B3BuAqP++4emfT+hD5tFXmFARk77vS88w/1FdQ8hd8ZovC477Yu4nNvrfah8vbsLPtfdIlyVTYPjYT+78eJCDfBM+T8GCO/Y8MaEGhax5BMi4DjDj/ecRKq1Bzw973Bwn6TJwxWyZtskzgI/gzCWtTdcW4GK9kwUwxjPo3boCLgYFOPfSyHID3WoDoQBF0Sjov+gWjHrwG71LuO5 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Sep 17, 2026 at 03:10:47PM +0100, Harry Yoo wrote: > ... now I realize we need to add PERFORMANCE EVENTS SUBSYSTEM folks > as well ;-) > > Hmm, sounds like perf lock is somehow triggering slab allocations > and interfering the workload. perf should not have runtime memory allocation, its build to run from NMI context. It can allocate some memory on event creation and the like, but once its on, there should be no more allocations happening.