Re: [PATCH nf] x_tables: Properly close read section with read_seqcount_retry

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subashab@xxxxxxxxxxxxxx <subashab@xxxxxxxxxxxxxx> wrote:
> > Is that to order wrt. seqcount_sequence?
> 
> Correct, we want to ensure that the table->private is updated and is
> in sync on all CPUs beyond that point.
> 
> > Do you have a way to reproduce such crashes?
> > 
> > I tried to no avail but I guess thats just because amd64 is more
> > forgiving.
> > 
> > Thanks!
> 
> Unfortunately we are seeing it on ARM64 regression systems which runs a
> variety of
> usecases so the exact steps are not known.

Ok.  Would you be willing to run some of those with your suggested
change to see if that resolves the crashes or is that so rare that this
isn't practical?



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