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-rw-r--r--mm/mprotect.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/mprotect.c b/mm/mprotect.c
index c5ba2aae0f54..cc2459c57f60 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -497,6 +497,8 @@ SYSCALL_DEFINE3(mprotect, unsigned long, start, size_t, len,
return do_mprotect_pkey(start, len, prot, -1);
}
+#ifdef CONFIG_ARCH_HAS_PKEYS
+
SYSCALL_DEFINE4(pkey_mprotect, unsigned long, start, size_t, len,
unsigned long, prot, int, pkey)
{
@@ -547,3 +549,5 @@ SYSCALL_DEFINE1(pkey_free, int, pkey)
*/
return ret;
}
+
+#endif /* CONFIG_ARCH_HAS_PKEYS */