diff options
Diffstat (limited to 'arch/mips/kernel/r2300_switch.S')
| -rw-r--r-- | arch/mips/kernel/r2300_switch.S | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/arch/mips/kernel/r2300_switch.S b/arch/mips/kernel/r2300_switch.S index 28c2e2e6af73..656bde2e11b1 100644 --- a/arch/mips/kernel/r2300_switch.S +++ b/arch/mips/kernel/r2300_switch.S @@ -49,7 +49,8 @@ LEAF(resume) #ifndef CONFIG_CPU_HAS_LLSC sw zero, ll_bit #endif - mfc0 t2, CP0_STATUS + mfc0 t1, CP0_STATUS + sw t1, THREAD_STATUS(a0) cpu_save_nonscratch a0 sw ra, THREAD_REG31(a0) @@ -59,8 +60,8 @@ LEAF(resume) lw t3, TASK_THREAD_INFO(a0) lw t0, TI_FLAGS(t3) li t1, _TIF_USEDFPU - and t1, t0 - beqz t1, 1f + and t2, t0, t1 + beqz t2, 1f nor t1, zero, t1 and t0, t0, t1 @@ -73,13 +74,10 @@ LEAF(resume) li t1, ~ST0_CU1 and t0, t0, t1 sw t0, ST_OFF(t3) - /* clear thread_struct CU1 bit */ - and t2, t1 fpu_save_single a0, t0 # clobbers t0 1: - sw t2, THREAD_STATUS(a0) /* * The order of restoring the registers takes care of the race * updating $28, $29 and kernelsp without disabling ints. |