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author | Colin Cross <ccross@android.com> | 2014-02-04 06:15:32 +0400 |
---|---|---|
committer | Catalin Marinas <catalin.marinas@arm.com> | 2014-02-05 18:59:14 +0400 |
commit | 530b099dfe8499d639e7fbcad28c4199e2a720c7 (patch) | |
tree | 84270102fb52b6db443ca1912289421958c0f910 | |
parent | 6290b53de025dd08a79257ee84173ef7b6d926f7 (diff) | |
download | linux-530b099dfe8499d639e7fbcad28c4199e2a720c7.tar.xz |
security: select correct default LSM_MMAP_MIN_ADDR on arm on arm64
Binaries compiled for arm may run on arm64 if CONFIG_COMPAT is
selected. Set LSM_MMAP_MIN_ADDR to 32768 if ARM64 && COMPAT to
prevent selinux failures launching 32-bit static executables that
are mapped at 0x8000.
Signed-off-by: Colin Cross <ccross@android.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Acked-by: Eric Paris <eparis@redhat.com>
Acked-by: James Morris <james.l.morris@oracle.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
-rw-r--r-- | security/Kconfig | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/security/Kconfig b/security/Kconfig index e9c6ac724fef..beb86b500adf 100644 --- a/security/Kconfig +++ b/security/Kconfig @@ -103,7 +103,7 @@ config INTEL_TXT config LSM_MMAP_MIN_ADDR int "Low address space for LSM to protect from user allocation" depends on SECURITY && SECURITY_SELINUX - default 32768 if ARM + default 32768 if ARM || (ARM64 && COMPAT) default 65536 help This is the portion of low virtual memory which should be protected |