[PATCH] cxl: Fix PSL timebase synchronization detection
Andrew Donnellan
andrew.donnellan at au1.ibm.com
Thu Feb 25 11:30:21 AEDT 2016
On 25/02/16 04:27, Frederic Barrat wrote:
> 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: Andrew Donnellan <andrew.donnellan at au1.ibm.com>
--
Andrew Donnellan Software Engineer, OzLabs
andrew.donnellan at au1.ibm.com Australia Development Lab, Canberra
+61 2 6201 8874 (work) IBM Australia Limited
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