On Thu, Sep 5, 2024 at 8:03 AM tip-bot2 for Andrii Nakryiko <tip-bot2@xxxxxxxxxxxxx> wrote: > > The following commit has been merged into the perf/core branch of tip: > > Commit-ID: c4d4569c41f9cda745cfd1d8089ea3d3526bafe5 > Gitweb: https://git.kernel.org/tip/c4d4569c41f9cda745cfd1d8089ea3d3526bafe5 > Author: Andrii Nakryiko <andrii@xxxxxxxxxx> > AuthorDate: Tue, 03 Sep 2024 10:46:03 -07:00 > Committer: Peter Zijlstra <peterz@xxxxxxxxxxxxx> > CommitterDate: Thu, 05 Sep 2024 16:56:15 +02:00 > Hm... This commit landed in perf/core, but is gone now (the rest of patches is still there). Any idea what happened? > uprobes: switch to RCU Tasks Trace flavor for better performance > > This patch switches uprobes SRCU usage to RCU Tasks Trace flavor, which > is optimized for more lightweight and quick readers (at the expense of > slower writers, which for uprobes is a fine tradeof) and has better > performance and scalability with number of CPUs. > > Similarly to baseline vs SRCU, we've benchmarked SRCU-based > implementation vs RCU Tasks Trace implementation. > [...]
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