exit: use pid_has_task() in do_wait()
authorChristian Brauner <christian.brauner@ubuntu.com>
Thu, 17 Oct 2019 10:18:31 +0000 (12:18 +0200)
committerChristian Brauner <christian.brauner@ubuntu.com>
Thu, 17 Oct 2019 13:36:58 +0000 (15:36 +0200)
commit1722c14a2097634a7ba37000c0ec7d9409918b64
tree2f79c4d11be8e5d43f9921ef7f9cfd7d9bf1ea01
parent1d416a113f0c0da7a3608ffe4d44bd8e9c4859fa
exit: use pid_has_task() in do_wait()

Replace hlist_empty() with the new pid_has_task() helper which is more
idiomatic, easier to grep for, and unifies how callers perform this check.

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lore.kernel.org/r/20191017101832.5985-4-christian.brauner@ubuntu.com
kernel/exit.c