diff options
| author | Chris Mason <clm@fb.com> | 2016-05-17 14:43:19 -0700 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2016-05-17 14:43:19 -0700 |
| commit | c315ef8d9db7f1a0ebd023a395ebdfde1c68057e (patch) | |
| tree | 501e1fc558de9e56b78e457aa928fa255e660486 /arch/x86/mm | |
| parent | a88336d13c66fc171f336c6332fcb67339894e08 (diff) | |
| parent | 5f9a8a51d8b95505d8de8b7191ae2ed8c504d4af (diff) | |
Merge branch 'for-chris-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/fdmanana/linux into for-linus-4.7
Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/setup_nx.c | 5 |
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; } |