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KVM: s390: Fix RRBE return code not being CC

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reset_guest_reference_bit needs to return the CC, so we can set it in
the guest PSW when emulating RRBE. Right now it only returns 0.

Let's fix that.

Signed-off-by: Janosch Frank <frankja@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Janosch Frank 2017-01-27 10:23:59 +01:00 • committed by Christian Borntraeger
commit 4bead2a423
1 changed files with 1 additions and 1 deletions
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arch/s390/mm/pgtable.c
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@ -741,7 +741,7 @@ int reset_guest_reference_bit(struct mm_struct *mm, unsigned long addr)
pgste_set_unlock(ptep, new);
pte_unmap_unlock(ptep, ptl);
return 0;
return cc;
}
EXPORT_SYMBOL(reset_guest_reference_bit);