From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chunyan Zhang Subject: [PATCH] selftests: memfd_test: Revised STACK_SIZE to make it 16-byte aligned Date: Thu, 1 Oct 2015 15:33:02 +0800 Message-ID: <1443684782-10898-1-git-send-email-zhang.chunyan@linaro.org> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: shuahkh@osg.samsung.com Cc: linux-api@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-api@vger.kernel.org There is a mandate of 16-byte aligned stack on AArch64 [1], so the STACK_SIZE here should also be 16-byte aligned, otherwise we would get an error when calling clone(). [1] http://lxr.free-electrons.com/source/arch/arm64/kernel/process.c#L265 Signed-off-by: Chunyan Zhang --- tools/testing/selftests/memfd/memfd_test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/memfd/memfd_test.c b/tools/testing/selftests/memfd/memfd_test.c index 0b9eafb..aa5d3eb 100644 --- a/tools/testing/selftests/memfd/memfd_test.c +++ b/tools/testing/selftests/memfd/memfd_test.c @@ -18,7 +18,7 @@ #include #define MFD_DEF_SIZE 8192 -#define STACK_SIZE 65535 +#define STACK_SIZE 65536 static int sys_memfd_create(const char *name, unsigned int flags) -- 1.9.1