diff options
Diffstat (limited to 'sys/kern/kern_spawn.c')
| -rw-r--r-- | sys/kern/kern_spawn.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sys/kern/kern_spawn.c b/sys/kern/kern_spawn.c index fcaa194..37c3120 100644 --- a/sys/kern/kern_spawn.c +++ b/sys/kern/kern_spawn.c @@ -33,6 +33,7 @@ #include <sys/mman.h> #include <sys/systm.h> #include <sys/errno.h> +#include <sys/atomic.h> #include <sys/syslog.h> #include <sys/syscall.h> #include <sys/atomic.h> @@ -47,7 +48,8 @@ #define ARGVP_MAX (ARG_MAX / sizeof(void *)) -static volatile size_t nthreads = 0; +static size_t next_pid = 1; +volatile size_t g_nthreads = 0; /* * TODO: envp @@ -166,7 +168,8 @@ spawn(struct proc *cur, void(*func)(void), void *p, int flags, struct proc **new newproc->mlgdr = mlgdr; newproc->flags |= PROC_WAITED; - newproc->pid = ++nthreads; + atomic_inc_64(&g_nthreads); + newproc->pid = next_pid++; signals_init(newproc); sched_enqueue_td(newproc); pid = newproc->pid; |