[PATCH v8 20/38] arm64/gcs: Ensure that new threads have a GCS

[Mark Brown]

On Mon, Feb 19, 2024 at 11:02:22PM -0300, Thiago Jung Bauermann wrote:
> Mark Brown <broonie at kernel.org> writes:

> > +		gcspr_el0 = addr + size - (2 * sizeof(u64));
> > +		if (!gcs_consume_token(tsk, gcspr_el0)) {

> Should this code validate the end of stack marker? Or doesn't it matter
> whether the marker is correct or not?

I don't think we specifically care, we're just looking for a token here.
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