selftests: memfd: Align STACK_SIZE for ARM AArch64 system

The stack size should be 16 bytes aligned in arm64 system. The similar
patch has been merged already.

> <commit id: 1f78dda2cf5e4eeb00aee2a01c9515e2e704b4c0>
> selftests: memfd_test: Revised STACK_SIZE to make it 16-byte aligned
>
>    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 <zhang.chunyan@linaro.org>
>    Acked-by: Arnd Bergmann <arnd@arndb.de>
>    Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>

Signed-off-by: Orson Zhai <orson.zhai@linaro.org>
Reviewed-by: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
This commit is contained in:
Orson Zhai 2017-08-10 19:04:47 +08:00 коммит произвёл Shuah Khan
Родитель 43c6437453
Коммит 0e64f1d7dd
1 изменённых файлов: 1 добавлений и 1 удалений

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@ -33,7 +33,7 @@
#include <unistd.h> #include <unistd.h>
#define MFD_DEF_SIZE 8192 #define MFD_DEF_SIZE 8192
#define STACK_SIZE 65535 #define STACK_SIZE 65536
static int sys_memfd_create(const char *name, static int sys_memfd_create(const char *name,
unsigned int flags) unsigned int flags)