Messages in this thread | | | From | Jiri Olsa <> | Date | Wed, 13 Mar 2024 10:41:44 +0100 | Subject | Re: [PATCH bpf-next 0/3] uprobes: two common case speed ups |
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On Tue, Mar 12, 2024 at 02:02:30PM -0700, Andrii Nakryiko wrote: > This patch set implements two speed ups for uprobe/uretprobe runtime execution > path for some common scenarios: BPF-only uprobes (patches #1 and #2) and > system-wide (non-PID-specific) uprobes (patch #3). Please see individual > patches for details. > > Given I haven't worked with uprobe code before, I'm unfamiliar with > conventions in this subsystem, including which kernel tree patches should be > sent to. For now I based all the changes on top of bpf-next/master, which is > where I tested and benchmarked everything anyways. Please advise what should > I use as a base for subsequent revision. Thanks. > > Andrii Nakryiko (3): > uprobes: encapsulate preparation of uprobe args buffer > uprobes: prepare uprobe args buffer lazily > uprobes: add speculative lockless system-wide uprobe filter check
nice cleanup and speed up, lgtm
Reviewed-by: Jiri Olsa <jolsa@kernel.org>
jirka
> > kernel/trace/trace_uprobe.c | 103 ++++++++++++++++++++++-------------- > 1 file changed, 63 insertions(+), 40 deletions(-) > > -- > 2.43.0 > >
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