Re: [PATCH v4 1/2] drivers: base: cacheinfo: Add variable to record max cache line size

[Greg Kroah-Hartman]

On Tue, May 28, 2019 at 10:16:53AM +0800, Shaokun Zhang wrote:
> Add coherency_max_size variable to record the maximum cache line size
> for different cache levels. If it is available, we will synchronize
> it as cache line size, otherwise we will use CTR_EL0.CWG reporting
> in cache_line_size() for arm64.
> 
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Cc: "Rafael J. Wysocki" <rafael@xxxxxxxxxx>
> Cc: Sudeep Holla <sudeep.holla@xxxxxxx>
> Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
> Cc: Jeremy Linton <jeremy.linton@xxxxxxx>
> Cc: Will Deacon <will.deacon@xxxxxxx>
> Signed-off-by: Shaokun Zhang <zhangshaokun@xxxxxxxxxxxxx>

Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>