On 07.08.2023 13:28, Simon Gaiser wrote: > As far as I understand the HPET legacy mode is not required after the > timer IRQ test. For previous discussion see [1] and [2]. Keeping it > enabled prevents reaching deeper C-states on some systems and thereby > also S0ix residency. So disable it after the timer IRQ test worked. Note > that this code path is only reached when opt_hpet_legacy_replacement < 0, > so explicit user choice is still honored. > > Link: > https://lore.kernel.org/xen-devel/[email protected]/ > # [1] > Link: > https://lore.kernel.org/xen-devel/[email protected]/ > # [2] > Signed-off-by: Simon Gaiser <[email protected]>
Reviewed-by: Jan Beulich <[email protected]> Albeit I'll likely wrap the printk() slightly while committing. Jan
