patch-2.2.18 linux/arch/s390/kernel/s390fpu.c
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- Lines: 12
- Date:
Wed Nov 8 23:09:58 2000
- Orig file:
v2.2.17/arch/s390/kernel/s390fpu.c
- Orig date:
Fri Apr 21 12:45:48 2000
diff -u --new-file --recursive --exclude-from /usr/src/exclude v2.2.17/arch/s390/kernel/s390fpu.c linux/arch/s390/kernel/s390fpu.c
@@ -80,6 +80,11 @@
{
int has_ieee=MACHINE_HAS_IEEE;
+ /* If we don't mask with the FPC_VALID_MASK here
+ * we've got a very quick shutdown -h now command
+ * via a kernel specification exception.
+ */
+ fpregs->fpc&=FPC_VALID_MASK;
asm volatile ("LD 0,8(%0)\n\t"
"LD 2,24(%0)\n\t"
"LD 4,40(%0)\n\t"
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