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| author | Ram Pai <linuxram@us.ibm.com> | 2018-03-27 11:09:26 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-05-08 16:35:33 +0200 |
| commit | 5212213aa5a2359dd0474c9dab22b6220b591fe1 (patch) | |
| tree | 1ed1961959d7c999f27f6066f0d8e62f071233d5 /fs/proc | |
| parent | Linux v4.17-rc3 (diff) | |
| download | linux-5212213aa5a2359dd0474c9dab22b6220b591fe1.tar.xz linux-5212213aa5a2359dd0474c9dab22b6220b591fe1.zip | |
mm, powerpc, x86: define VM_PKEY_BITx bits if CONFIG_ARCH_HAS_PKEYS is enabled
VM_PKEY_BITx are defined only if CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS
is enabled. Powerpc also needs these bits. Hence lets define the
VM_PKEY_BITx bits for any architecture that enables
CONFIG_ARCH_HAS_PKEYS.
Reviewed-by: Dave Hansen <dave.hansen@intel.com>
Signed-off-by: Ram Pai <linuxram@us.ibm.com>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'fs/proc')
| -rw-r--r-- | fs/proc/task_mmu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index c486ad4b43f0..541392a62608 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -673,13 +673,13 @@ static void show_smap_vma_flags(struct seq_file *m, struct vm_area_struct *vma) [ilog2(VM_MERGEABLE)] = "mg", [ilog2(VM_UFFD_MISSING)]= "um", [ilog2(VM_UFFD_WP)] = "uw", -#ifdef CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS +#ifdef CONFIG_ARCH_HAS_PKEYS /* These come out via ProtectionKey: */ [ilog2(VM_PKEY_BIT0)] = "", [ilog2(VM_PKEY_BIT1)] = "", [ilog2(VM_PKEY_BIT2)] = "", [ilog2(VM_PKEY_BIT3)] = "", -#endif +#endif /* CONFIG_ARCH_HAS_PKEYS */ }; size_t i; |