diff options
Diffstat (limited to 'sys/compat/linuxkpi/common/include/linux/sched.h')
| -rw-r--r-- | sys/compat/linuxkpi/common/include/linux/sched.h | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/sched.h b/sys/compat/linuxkpi/common/include/linux/sched.h index 3ea479d2b85d..4439fc00c092 100644 --- a/sys/compat/linuxkpi/common/include/linux/sched.h +++ b/sys/compat/linuxkpi/common/include/linux/sched.h @@ -38,7 +38,9 @@ #include <sys/sleepqueue.h> #include <linux/types.h> +#include <linux/compat.h> #include <linux/completion.h> +#include <linux/pid.h> #include <linux/slab.h> #include <linux/mm_types.h> @@ -59,9 +61,10 @@ struct task_struct { linux_task_fn_t *task_fn; void *task_data; int task_ret; + atomic_t usage; int state; atomic_t kthread_flags; - pid_t pid; + pid_t pid; /* BSD thread ID */ const char *comm; void *bsd_ioctl_data; unsigned bsd_ioctl_len; @@ -71,16 +74,30 @@ struct task_struct { #define current ((struct task_struct *)curthread->td_lkpi_task) -#define task_pid(task) ((task)->task_thread->td_proc->p_pid) -#define task_pid_nr(task) ((task)->task_thread->td_tid) -#define get_pid(x) (x) -#define put_pid(x) +#define task_pid_group_leader(task) \ + FIRST_THREAD_IN_PROC((task)->task_thread->td_proc)->td_tid +#define task_pid(task) ((task)->pid) +#define task_pid_nr(task) ((task)->pid) +#define get_pid(x) (x) +#define put_pid(x) do { } while (0) #define current_euid() (curthread->td_ucred->cr_uid) #define set_current_state(x) \ atomic_store_rel_int((volatile int *)¤t->state, (x)) #define __set_current_state(x) current->state = (x) +static inline void +get_task_struct(struct task_struct *task) +{ + atomic_inc(&task->usage); +} + +static inline void +put_task_struct(struct task_struct *task) +{ + if (atomic_dec_and_test(&task->usage)) + linux_free_current(task); +} #define schedule() \ do { \ |