* Generate SIGILL again
@ 2005-11-27 3:34 Daniel Jacobowitz
0 siblings, 0 replies; only message in thread
From: Daniel Jacobowitz @ 2005-11-27 3:34 UTC (permalink / raw)
To: ralf, linux-mips
The rdhwr emulation accidentally swallowed the SIGILL from most other
illegal instructions. Make sure to return -EFAULT by default.
Signed-off-by: Daniel Jacobowitz <dan@codesourcery.com>
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 7f60f61..63db2fa 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -534,13 +534,14 @@ static inline int simulate_rdhwr(struct
switch (rd) {
case 29:
regs->regs[rt] = ti->tp_value;
- break;
+ return 0;
default:
return -EFAULT;
}
}
- return 0;
+ /* Not ours. */
+ return -EFAULT;
}
asmlinkage void do_ov(struct pt_regs *regs)
--
Daniel Jacobowitz
CodeSourcery, LLC
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