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sh: Optimise flush_dcache_page() on SH4
authorMatt Fleming <matt@console-pimps.org>
Thu, 24 Dec 2009 22:17:35 +0000 (22:17 +0000)
committerMatt Fleming <matt@console-pimps.org>
Sat, 2 Jan 2010 00:51:52 +0000 (00:51 +0000)
If the page is not mapped into any process's address space then aliases
cannot exist in the cache. So reduce the amount of flushing we perform.

Signed-off-by: Matt Fleming <matt@console-pimps.org>

No differences found
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