Re: [PATCH v3] powerpc/cache: add cache flush operation for various e500

From: Scott Wood
Date: Tue Jun 09 2015 - 18:28:45 EST


On Tue, 2015-06-09 at 09:53 +0800, Yuantian.Tang@xxxxxxxxxxxxx wrote:
> From: Tang Yuantian <Yuantian.Tang@xxxxxxxxxxxxx>
>
> Various e500 core have different cache architecture, so they
> need different cache flush operations. Therefore, add a callback
> function cpu_flush_caches to the struct cpu_spec. The cache flush
> operation for the specific kind of e500 is selected at init time.
> The callback function will flush all caches inside the current cpu.
>
> Signed-off-by: Chenhui Zhao <chenhui.zhao@xxxxxxxxxxxxx>
> Signed-off-by: Tang Yuantian <Yuantian.Tang@xxxxxxxxxxxx>
> ---
> v3:
> - change all flush_caches to cpu_down_flush
> - replace whitespace with tab
[snip]
.cpu_setup = __setup_cpu_e500v2,
> .machine_check = machine_check_e500,
> .platform = "ppc8548",
> + .cpu_down_flush = cpu_down_flush_e500v2,

It's still not lined up. I'm not a fan of the "line up all the ="
style, as it's a pain to maintain (and can be harder to read if the "="
is too far to the right), but mixing the two is worse.

-Scott

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