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MIPS: Clear Cause.BD in instruction_pointer_set
[ Upstream commit 9d6e21ddf2
]
Clear Cause.BD after we use instruction_pointer_set to override
EPC.
This can prevent exception_epc check against instruction code at
new return address.
It won't be considered as "in delay slot" after epc being overridden
anyway.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -60,6 +60,7 @@ static inline void instruction_pointer_set(struct pt_regs *regs,
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unsigned long val)
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{
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regs->cp0_epc = val;
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regs->cp0_cause &= ~CAUSEF_BD;
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}
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/* Query offset/name of register from its name/offset */
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