summaryrefslogtreecommitdiff
path: root/arch/arm64/include/asm/pgtable-prot.h
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2020-03-25 18:58:11 -0700
committerDavid S. Miller <davem@davemloft.net>2020-03-25 18:58:11 -0700
commit9fb16955fb661945ddffce4504dcffbe55cd518a (patch)
treee0811476a96a9411686e24f15a48d63cc6d02e49 /arch/arm64/include/asm/pgtable-prot.h
parent1f074e677a343afcd852af5ee725bacc937fa6bd (diff)
parent1b649e0bcae71c118c1333e02249a7510ba7f70a (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Overlapping header include additions in macsec.c A bug fix in 'net' overlapping with the removal of 'version' string in ena_netdev.c Overlapping test additions in selftests Makefile Overlapping PCI ID table adjustments in iwlwifi driver. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/arm64/include/asm/pgtable-prot.h')
-rw-r--r--arch/arm64/include/asm/pgtable-prot.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h
index 6f87839f0249..1305e28225fc 100644
--- a/arch/arm64/include/asm/pgtable-prot.h
+++ b/arch/arm64/include/asm/pgtable-prot.h
@@ -23,11 +23,13 @@
#include <asm/pgtable-types.h>
+extern bool arm64_use_ng_mappings;
+
#define _PROT_DEFAULT (PTE_TYPE_PAGE | PTE_AF | PTE_SHARED)
#define _PROT_SECT_DEFAULT (PMD_TYPE_SECT | PMD_SECT_AF | PMD_SECT_S)
-#define PTE_MAYBE_NG (arm64_kernel_unmapped_at_el0() ? PTE_NG : 0)
-#define PMD_MAYBE_NG (arm64_kernel_unmapped_at_el0() ? PMD_SECT_NG : 0)
+#define PTE_MAYBE_NG (arm64_use_ng_mappings ? PTE_NG : 0)
+#define PMD_MAYBE_NG (arm64_use_ng_mappings ? PMD_SECT_NG : 0)
#define PROT_DEFAULT (_PROT_DEFAULT | PTE_MAYBE_NG)
#define PROT_SECT_DEFAULT (_PROT_SECT_DEFAULT | PMD_MAYBE_NG)