Prevents hung_task detector from panicing the machine. This is also needed to prevent this wait from blocking suspend.
(It doesnt' currently block suspend but it would once the next patch in this series is applied.) Signed-off-by: Mandeep Singh Baines <[email protected]> CC: Oleg Nesterov <[email protected]> CC: Tejun Heo <[email protected]> CC: Andrew Morton <[email protected]> CC: Rafael J. Wysocki <[email protected]> CC: Ingo Molnar <[email protected]> --- kernel/exit.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/exit.c b/kernel/exit.c index f215198..04d9db0 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -20,6 +20,7 @@ #include <linux/tsacct_kern.h> #include <linux/file.h> #include <linux/fdtable.h> +#include <linux/freezer.h> #include <linux/binfmts.h> #include <linux/nsproxy.h> #include <linux/pid_namespace.h> @@ -481,7 +482,7 @@ static void exit_mm(struct task_struct * tsk) set_task_state(tsk, TASK_UNINTERRUPTIBLE); if (self.task) /* see coredump_finish() */ - schedule(); + freezable_schedule(); __set_task_state(tsk, TASK_RUNNING); down_read(&mm->mmap_sem); } -- 1.8.1 -- 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/
