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| author | Dave Airlie <airlied@redhat.com> | 2014-03-18 19:12:31 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2014-03-18 19:12:31 +1000 |
| commit | bcc298bc924e0a990f853ba3e19f8b5a833cba7e (patch) | |
| tree | 1c87c8f73dc41fd11ee3dacb1b91a7cc8b4798bb /kernel/sched/core.c | |
| parent | 978c6050165bba52eab7ef3581d447eb215def77 (diff) | |
| parent | dcb99fd9b08cfe1afe426af4d8d3cbc429190f15 (diff) | |
Merge tag 'v3.14-rc7' into drm-next
Linux 3.14-rc7
Backmerge to help out Intel guys.
Diffstat (limited to 'kernel/sched/core.c')
| -rw-r--r-- | kernel/sched/core.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 6edbef296ec..f5c6635b806 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -3338,6 +3338,15 @@ recheck: return -EPERM; } + /* + * Can't set/change SCHED_DEADLINE policy at all for now + * (safest behavior); in the future we would like to allow + * unprivileged DL tasks to increase their relative deadline + * or reduce their runtime (both ways reducing utilization) + */ + if (dl_policy(policy)) + return -EPERM; + /* * Treat SCHED_IDLE as nice 20. Only allow a switch to * SCHED_NORMAL if the RLIMIT_NICE would normally permit it. |