From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Date: Sat, 15 Mar 2008 11:28:51 +0000 (+0100)
Subject: [MIPS] Check for GCC r10k-cache-barrier support
X-Git-Tag: v2.6.25-rc8~4^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=82933342c3b157c93f4b09199bcde8f2e961dff6;p=pandora-kernel.git

[MIPS] Check for GCC r10k-cache-barrier support

Check whether gcc supports -mr10-cache-barrier=1 and issue a cleaner
error message if not. This option is needed to build working SGI IP28
kernels.

Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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