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[PATCH 14/20] MIPS: Use the UM bit instead of the CU0 enable bit in the

To: kvm@vger.kernel.org, linux-mips@linux-mips.org
Subject: [PATCH 14/20] MIPS: Use the UM bit instead of the CU0 enable bit in the status register to figure out the stack for saving regs.
From: Sanjay Lal <sanjayl@kymasys.com>
Date: Wed, 31 Oct 2012 11:20:37 -0400
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Signed-off-by: Sanjay Lal <sanjayl@kymasys.com>
---
 arch/mips/include/asm/stackframe.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/mips/include/asm/stackframe.h 
b/arch/mips/include/asm/stackframe.h
index cb41af5..59c9245 100644
--- a/arch/mips/include/asm/stackframe.h
+++ b/arch/mips/include/asm/stackframe.h
@@ -30,7 +30,7 @@
 #define STATMASK 0x1f
 #endif
 
-#ifdef CONFIG_MIPS_MT_SMTC
+#if defined(CONFIG_MIPS_MT_SMTC) || defined (CONFIG_MIPS_HW_FIBERS)
 #include <asm/mipsmtregs.h>
 #endif /* CONFIG_MIPS_MT_SMTC */
 
@@ -162,9 +162,9 @@
                .set    noat
                .set    reorder
                mfc0    k0, CP0_STATUS
-               sll     k0, 3           /* extract cu0 bit */
+               andi    k0,k0,0x10              /* check user mode bit*/
                .set    noreorder
-               bltz    k0, 8f
+         beq     k0, $0, 8f
                 move   k1, sp
                .set    reorder
                /* Called from user mode, new stack. */
-- 
1.7.11.3



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