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Commit 3743ca05 authored by Sukadev Bhattiprolu's avatar Sukadev Bhattiprolu Committed by Linus Torvalds
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pid namespaces: use task_pid() to find leader's pid 



Use task_pid() to get leader's 'struct pid' and avoid the find_pid().

Signed-off-by: default avatarSukadev Bhattiprolu <sukadev@us.ibm.com>
Acked-by: default avatarPavel Emelianov <xemul@openvz.org>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Cedric Le Goater <clg@fr.ibm.com>
Cc: Dave Hansen <haveblue@us.ibm.com>
Cc: Serge Hallyn <serue@us.ibm.com>
Cc: Herbert Poetzel <herbert@13thfloor.at>
Cc: Kirill Korotaev <dev@sw.ru>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 88f21d81

fs/exec.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -857,7 +857,7 @@ static int de_thread(struct task_struct *tsk) 
		 */

		 */

		detach_pid(tsk, PIDTYPE_PID);

		detach_pid(tsk, PIDTYPE_PID);

		tsk->pid = leader->pid;

		tsk->pid = leader->pid;

		attach_pid(tsk, PIDTYPE_PID,  find_pid(tsk->pid));

		attach_pid(tsk, PIDTYPE_PID,  task_pid(leader));

		transfer_pid(leader, tsk, PIDTYPE_PGID);

		transfer_pid(leader, tsk, PIDTYPE_PGID);

		transfer_pid(leader, tsk, PIDTYPE_SID);

		transfer_pid(leader, tsk, PIDTYPE_SID);

		list_replace_rcu(&leader->tasks, &tsk->tasks);

		list_replace_rcu(&leader->tasks, &tsk->tasks);