[PATCH] cxl: Fix PSL timebase synchronization detection

[Vaibhav Jain]

Frederic Barrat <fbarrat at linux.vnet.ibm.com> writes:

> The PSL timebase synchronization is seemingly failing for
> configuration not including VIRT_CPU_ACCOUNTING_NATIVE. The driver
> shows the following trace in dmesg:
> PSL: Timebase sync: giving up!
>
> The PSL timebase register is actually syncing correctly, but the cxl
> driver is not detecting it. Fix is to use the proper timebase-to-time
> conversion.
>
> Signed-off-by: Frederic Barrat <fbarrat at linux.vnet.ibm.com>
> Cc: <stable at vger.kernel.org> # 4.3+

Reviewed-by: Vaibhav Jain <vaibhav at linux.vnet.ibm.com>