diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/sched/task.h | 17 | ||||
-rw-r--r-- | include/linux/syscalls.h | 4 | ||||
-rw-r--r-- | include/uapi/linux/sched.h | 16 |
3 files changed, 36 insertions, 1 deletions
diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h index f1227f2c38a4..109a0df5af39 100644 --- a/include/linux/sched/task.h +++ b/include/linux/sched/task.h @@ -8,11 +8,26 @@ */ #include <linux/sched.h> +#include <linux/uaccess.h> struct task_struct; struct rusage; union thread_union; +/* All the bits taken by the old clone syscall. */ +#define CLONE_LEGACY_FLAGS 0xffffffffULL + +struct kernel_clone_args { + u64 flags; + int __user *pidfd; + int __user *child_tid; + int __user *parent_tid; + int exit_signal; + unsigned long stack; + unsigned long stack_size; + unsigned long tls; +}; + /* * This serializes "schedule()" and also protects * the run-queue from deletions/modifications (but @@ -73,7 +88,7 @@ extern void do_group_exit(int); extern void exit_files(struct task_struct *); extern void exit_itimers(struct signal_struct *); -extern long _do_fork(unsigned long, unsigned long, unsigned long, int __user *, int __user *, unsigned long); +extern long _do_fork(struct kernel_clone_args *kargs); extern long do_fork(unsigned long, unsigned long, unsigned long, int __user *, int __user *); struct task_struct *fork_idle(int); struct mm_struct *copy_init_mm(void); diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index e2870fe1be5b..60a81f374ca3 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -70,6 +70,7 @@ struct sigaltstack; struct rseq; union bpf_attr; struct io_uring_params; +struct clone_args; #include <linux/types.h> #include <linux/aio_abi.h> @@ -852,6 +853,9 @@ asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, int __user *, unsigned long); #endif #endif + +asmlinkage long sys_clone3(struct clone_args __user *uargs, size_t size); + asmlinkage long sys_execve(const char __user *filename, const char __user *const __user *argv, const char __user *const __user *envp); diff --git a/include/uapi/linux/sched.h b/include/uapi/linux/sched.h index ed4ee170bee2..f5331dbdcaa2 100644 --- a/include/uapi/linux/sched.h +++ b/include/uapi/linux/sched.h @@ -2,6 +2,8 @@ #ifndef _UAPI_LINUX_SCHED_H #define _UAPI_LINUX_SCHED_H +#include <linux/types.h> + /* * cloning flags: */ @@ -32,6 +34,20 @@ #define CLONE_IO 0x80000000 /* Clone io context */ /* + * Arguments for the clone3 syscall + */ +struct clone_args { + __aligned_u64 flags; + __aligned_u64 pidfd; + __aligned_u64 child_tid; + __aligned_u64 parent_tid; + __aligned_u64 exit_signal; + __aligned_u64 stack; + __aligned_u64 stack_size; + __aligned_u64 tls; +}; + +/* * Scheduling policies */ #define SCHED_NORMAL 0 |