On 04/04, Andrii Nakryiko wrote: > > Also, point out in the comments more explicitly why we use seqcount > despite our reader side being rather simple and never retrying. We favor > well-maintained kernel primitive in favor of open-coding our own memory > barriers. > > Link: > https://lore.kernel.org/bpf/caadnvqllohzmpo4x_dq+ctasdvzdwhza0quqqdhlfyl3d6x...@mail.gmail.com/ > Reported-by: Alexei Starovoitov <[email protected]> > Suggested-by: Sebastian Siewior <[email protected]> > Fixes: 8622e45b5da1 ("uprobes: Reuse return_instances between multiple > uretprobes within task") > Signed-off-by: Andrii Nakryiko <[email protected]>
LGTM. FWIW, Acked-by: Oleg Nesterov <[email protected]>
