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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-05-09 09:39:13 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-05-09 09:39:13 +0200
commit10ee08292028d3d22d201a34ba7d24a085818cb3 (patch)
treecf3bff48a7eab154574355f00a4b4f27dc85ff11 /arch/x86/mm/setup_nx.c
parentserial: core: Fix port mutex assert if lockdep disabled (diff)
parentLinux 4.6-rc7 (diff)
downloadlinux-10ee08292028d3d22d201a34ba7d24a085818cb3.tar.xz
linux-10ee08292028d3d22d201a34ba7d24a085818cb3.zip
Merge 4.6-rc7 into tty-next
We want the pty fixes in here as well so that patches can build on it. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/mm/setup_nx.c')
-rw-r--r--arch/x86/mm/setup_nx.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/mm/setup_nx.c b/arch/x86/mm/setup_nx.c
index 8bea84724a7d..f65a33f505b6 100644
--- a/arch/x86/mm/setup_nx.c
+++ b/arch/x86/mm/setup_nx.c
@@ -32,8 +32,9 @@ early_param("noexec", noexec_setup);
void x86_configure_nx(void)
{
- /* If disable_nx is set, clear NX on all new mappings going forward. */
- if (disable_nx)
+ if (boot_cpu_has(X86_FEATURE_NX) && !disable_nx)
+ __supported_pte_mask |= _PAGE_NX;
+ else
__supported_pte_mask &= ~_PAGE_NX;
}