diff options
| author | RongQing.Li <roy.qing.li@gmail.com> | 2012-07-02 12:34:30 +0800 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2012-08-27 16:10:13 +0200 |
| commit | 2bd4082776ff17a0d0d565852afb422931c2f6f2 (patch) | |
| tree | 91e05d4d07dc50cb22e4ca66161f55124f139854 | |
| parent | fea7a08acb13524b47711625eebea40a0ede69a0 (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>
| -rw-r--r-- | arch/mips/kernel/smp-cmp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/kernel/smp-cmp.c b/arch/mips/kernel/smp-cmp.c index e7e03ecf5495..afc379ca3753 100644 --- a/arch/mips/kernel/smp-cmp.c +++ b/arch/mips/kernel/smp-cmp.c @@ -102,7 +102,7 @@ static void cmp_init_secondary(void) c->vpe_id = (read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) & TCBIND_CURVPE; #endif #ifdef CONFIG_MIPS_MT_SMTC - c->tc_id = (read_c0_tcbind() >> TCBIND_CURTC_SHIFT) & TCBIND_CURTC; + c->tc_id = (read_c0_tcbind() & TCBIND_CURTC) >> TCBIND_CURTC_SHIFT; #endif } |