From: Ralf Baechle <ralf@linux-mips.org>
Date: Tue, 20 Mar 2007 13:56:50 +0000 (+0000)
Subject: [MIPS] Fix pipeline hazard.
X-Git-Tag: v2.6.21-rc5~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7605b3906192a171e651076325b1ed1d5ea57ec9;p=pandora-kernel.git

[MIPS] Fix pipeline hazard.

In the the sequence:
        ei
        ..
        mfc0    $x, $status

the mfc0 may not see the SR_IE bit set. This was a deliberate bug in the
kernel code because we knew this was a safe thing to do on all R2 silicon
so far but new silicon is changing this.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

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