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Diffstat (limited to 'arch/x86/mm/pageattr.c')
-rw-r--r--arch/x86/mm/pageattr.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index e89d24815f2..4cf30dee816 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -555,10 +555,12 @@ repeat:
if (!pte_val(old_pte)) {
if (!primary)
return 0;
- WARN(1, KERN_WARNING "CPA: called for zero pte. "
- "vaddr = %lx cpa->vaddr = %lx\n", address,
- *cpa->vaddr);
- return -EINVAL;
+
+ /*
+ * Special error value returned, indicating that the mapping
+ * did not exist at this address.
+ */
+ return -EFAULT;
}
if (level == PG_LEVEL_4K) {