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arm64: support keyctl() system call in 32-bit mode

Message ID 20170309002704.68115-1-ebiggers3@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Eric Biggers March 9, 2017, 12:27 a.m. UTC 
From: Eric Biggers <ebiggers@google.com>

As is the case for a number of other architectures that have a 32-bit
compat mode, enable KEYS_COMPAT if both COMPAT and KEYS are enabled.
This allows AArch32 programs to use the keyctl() system call when
running on an AArch64 kernel.

Signed-off-by: Eric Biggers <ebiggers@google.com>
---
 arch/arm64/Kconfig | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index a39029b5414e..f21e9a76ff67 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1063,6 +1063,10 @@  config SYSVIPC_COMPAT
 	def_bool y
 	depends on COMPAT && SYSVIPC
 
+config KEYS_COMPAT
+	def_bool y
+	depends on COMPAT && KEYS
+
 endmenu
 
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