diff options
Diffstat (limited to 'kernel/sched')
| -rw-r--r-- | kernel/sched/core.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 24beb9bb4c3e..89e7283015a6 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -2874,10 +2874,14 @@ asmlinkage __visible void __sched schedule_user(void) * or we have been woken up remotely but the IPI has not yet arrived, * we haven't yet exited the RCU idle mode. Do it here manually until * we find a better solution. + * + * NB: There are buggy callers of this function. Ideally we + * should warn if prev_state != IN_USER, but that will trigger + * too frequently to make sense yet. */ - user_exit(); + enum ctx_state prev_state = exception_enter(); schedule(); - user_enter(); + exception_exit(prev_state); } #endif |