From: RongQing.Li <roy.qing.li@gmail.com>
Date: Mon, 2 Jul 2012 04:34:30 +0000 (+0800)
Subject: MIPS: CMP/SMTC: Fix tc_id calculation
X-Git-Tag: v3.6-rc7~6^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2bd4082776ff17a0d0d565852afb422931c2f6f2;p=pandora-kernel.git

MIPS: CMP/SMTC: Fix tc_id calculation

Currently the tc_id code is:

  (read_c0_tcbind() >> TCBIND_CURTC_SHIFT) & TCBIND_CURTC;

After processing this becomes:

  (read_c0_tcbind() >> 21) & ((0xff) << 21)

But it should be:

  (read_c0_tcbind() & ((0xff)<< 21)) >> 21

Signed-off-by: RongQing.Li <roy.qing.li@gmail.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/4077/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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