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Presently with preempt enabled there's the possibility to be preempted after the TIF_USEDFPU test and the register save, leading to bogus state post-__switch_to(). Use an explicit preempt_disable()/enable() pair around unlazy_fpu()/clear_fpu() to avoid this. Follows the x86 change. Reported-by: Takuo Koguchi <takuo.koguchi.sw@hitachi.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org> |
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| .. | ||
| clock-sh4-202.c | ||
| clock-sh4.c | ||
| fpu.c | ||
| Makefile | ||
| probe.c | ||
| setup-sh4-202.c | ||
| setup-sh7750.c | ||
| setup-sh7760.c | ||
| softfloat.c | ||
| sq.c | ||