On Sun, Feb 04, 2018 at 04:00:09PM +1100, Michael Ellerman wrote: > commit fd6e440f20b1a4304553775fc55938848ff617c9 upstream. > > The recent commit 87590ce6e373 ("sysfs/cpu: Add vulnerability folder") > added a generic folder and set of files for reporting information on > CPU vulnerabilities. One of those was for meltdown: > > /sys/devices/system/cpu/vulnerabilities/meltdown > > This commit wires up that file for 64-bit Book3S powerpc. > > For now we default to "Vulnerable" unless the RFI flush is enabled. > That may not actually be true on all hardware, further patches will > refine the reporting based on the CPU/platform etc. But for now we > default to being pessimists. > > Signed-off-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> Also applied to 4.9.y and 4.14.y, thanks. greg k-h