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MIPS: CMP/SMTC: Fix tc_id calculation
authorRongQing.Li <roy.qing.li@gmail.com>
Mon, 2 Jul 2012 04:34:30 +0000 (12:34 +0800)
committerRalf Baechle <ralf@linux-mips.org>
Mon, 27 Aug 2012 14:10:13 +0000 (16:10 +0200)
commit2bd4082776ff17a0d0d565852afb422931c2f6f2
tree91e05d4d07dc50cb22e4ca66161f55124f139854tree | snapshot
parentfea7a08acb13524b47711625eebea40a0ede69a0commit | diff
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>
arch/mips/kernel/smp-cmp.c diff | blob | history
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