Subject: [PATCH] ARM: fix missing flush_kernel_dcache_page() for noMMU

From: [email-masked] (Sergei Shtylyov)
Date: Thu, 20 Jun 2013 01:15:54 +0400

Hello.

On 06/20/2013 12:15 AM, Simon Baatz wrote:

> Commit 1bc3974

    Please also specify that commit's summary line in parens.

> moved the implementation of flush_kernel_dcache_page()
> into in mm/flush.c but did not implement it on noMMU ARM.

> Signed-off-by: Simon Baatz <[email-masked]>
> Cc: <[email-masked]> # 3.2+: 1bc3974: ARM: 7755/1
> Cc: <[email-masked]> # 3.2+
> ---

> ARM 7755/1 "handle user space mapped pages in flush_kernel_dcache_page"

    Aha, this is that summary, almost intact.

> unfortunately broke the no MMU case.  Compile tested with allnoconfig and
> at91x40_defconfig on v3.10-rc6/v3.9.6 + ARM 7755/1.  On older stable kernels
> (3.2.47 & 3.4.49) compiled with at91x40_defconfig.

> - Simon

WBR, Sergei