From: Sukadev Bhattiprolu <[EMAIL PROTECTED]> Subject: [PATCH 5/5] Use task_pgrp() task_session() in copy_process().
Use task_pgrp() and task_session() in copy_process(), and avoid find_pid() call when attaching the task to its process group and session. Signed-off-by: Sukadev Bhattiprolu <[EMAIL PROTECTED]> Cc: Cedric Le Goater <[EMAIL PROTECTED]> Cc: Dave Hansen <[EMAIL PROTECTED]> Cc: Serge Hallyn <[EMAIL PROTECTED]> Cc: [EMAIL PROTECTED] Acked-by: Eric W. Biederman <[EMAIL PROTECTED]> --- kernel/fork.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) Index: lx26-21-rc3-mm2/kernel/fork.c =================================================================== --- lx26-21-rc3-mm2.orig/kernel/fork.c 2007-03-12 17:18:03.000000000 -0700 +++ lx26-21-rc3-mm2/kernel/fork.c 2007-03-12 17:18:11.000000000 -0700 @@ -1252,14 +1252,11 @@ static struct task_struct *copy_process( tracehook_init_task(p); if (thread_group_leader(p)) { - pid_t pgid = process_group(current); - pid_t sid = process_session(current); - p->signal->tty = current->signal->tty; - p->signal->pgrp = pgid; + p->signal->pgrp = process_group(current); set_signal_session(p->signal, process_session(current)); - attach_pid(p, PIDTYPE_PGID, find_pid(pgid)); - attach_pid(p, PIDTYPE_SID, find_pid(sid)); + attach_pid(p, PIDTYPE_PGID, task_pgrp(current)); + attach_pid(p, PIDTYPE_SID, task_session(current)); list_add_tail_rcu(&p->tasks, &init_task.tasks); __get_cpu_var(process_counts)++; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/