diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index 7a39e77984eff49b0d4209eaeba93b0c9f8a48dd..aa35aa5d68dc47551767aca832808dee3ade00e4 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -40,6 +40,7 @@ #define __ARCH_WANT_SYS_FORK #define __ARCH_WANT_SYS_VFORK #define __ARCH_WANT_SYS_CLONE +#define __ARCH_WANT_SYS_CLONE3 /* * Unimplemented (or alternatively implemented) syscalls diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h index 24480c2d95da49b82cc3368d5878a795e15c2192..e4e0523102e247958498c4a20ec4664b5921e4bc 100644 --- a/arch/arm64/include/asm/unistd.h +++ b/arch/arm64/include/asm/unistd.h @@ -48,6 +48,7 @@ #endif #define __ARCH_WANT_SYS_CLONE +#define __ARCH_WANT_SYS_CLONE3 #ifndef __COMPAT_SYSCALL_NR #include <uapi/asm/unistd.h> diff --git a/arch/x86/include/asm/unistd.h b/arch/x86/include/asm/unistd.h index 146859efd83c60b0ef4b6e08b80a0054b6a3ada4..097589753feceb68cb9be9e1f5255ff4e060117b 100644 --- a/arch/x86/include/asm/unistd.h +++ b/arch/x86/include/asm/unistd.h @@ -54,5 +54,6 @@ # define __ARCH_WANT_SYS_FORK # define __ARCH_WANT_SYS_VFORK # define __ARCH_WANT_SYS_CLONE +# define __ARCH_WANT_SYS_CLONE3 #endif /* _ASM_X86_UNISTD_H */ diff --git a/arch/xtensa/include/asm/unistd.h b/arch/xtensa/include/asm/unistd.h index 30af4dc3ce7b82cd270dcbc39c2f6023eca48c08..b52236245e515f7ff5da195715ed5d09862a9580 100644 --- a/arch/xtensa/include/asm/unistd.h +++ b/arch/xtensa/include/asm/unistd.h @@ -3,6 +3,7 @@ #define _XTENSA_UNISTD_H #define __ARCH_WANT_SYS_CLONE +#define __ARCH_WANT_SYS_CLONE3 #include <uapi/asm/unistd.h> #define __ARCH_WANT_NEW_STAT diff --git a/kernel/fork.c b/kernel/fork.c index 08ff131f26b4a552fe2a486d629f3b7a17226483..98abea9956299aba2d84d36b0da28a2037e34e8e 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -2490,7 +2490,9 @@ SYSCALL_DEFINE5(clone, unsigned long, clone_flags, unsigned long, newsp, return _do_fork(&args); } +#endif +#ifdef __ARCH_WANT_SYS_CLONE3 noinline static int copy_clone_args_from_user(struct kernel_clone_args *kargs, struct clone_args __user *uargs, size_t size) diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c index 4d9ae5ea6caff8885c9c0a171a3f84bcfc318301..34b76895b81e8363bb06c5f55a1312b99e51e124 100644 --- a/kernel/sys_ni.c +++ b/kernel/sys_ni.c @@ -137,6 +137,8 @@ COND_SYSCALL(capset); /* kernel/exit.c */ /* kernel/fork.c */ +/* __ARCH_WANT_SYS_CLONE3 */ +COND_SYSCALL(clone3); /* kernel/futex.c */ COND_SYSCALL(futex);