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Diffstat (limited to 'kernel')
-rw-r--r--kernel/dma/contiguous.c2
-rw-r--r--kernel/dma/pool.c4
-rw-r--r--kernel/sched/deadline.c18
-rw-r--r--kernel/sched/debug.c6
-rw-r--r--kernel/sched/topology.c2
5 files changed, 18 insertions, 14 deletions
diff --git a/kernel/dma/contiguous.c b/kernel/dma/contiguous.c
index 67af8a55185d..d9b9dcba6ff7 100644
--- a/kernel/dma/contiguous.c
+++ b/kernel/dma/contiguous.c
@@ -483,8 +483,6 @@ static int __init rmem_cma_setup(struct reserved_mem *rmem)
pr_err("Reserved memory: unable to setup CMA region\n");
return err;
}
- /* Architecture specific contiguous memory fixup. */
- dma_contiguous_early_fixup(rmem->base, rmem->size);
if (default_cma)
dma_contiguous_default_area = cma;
diff --git a/kernel/dma/pool.c b/kernel/dma/pool.c
index 7b04f7575796..ee45dee33d49 100644
--- a/kernel/dma/pool.c
+++ b/kernel/dma/pool.c
@@ -102,8 +102,8 @@ static int atomic_pool_expand(struct gen_pool *pool, size_t pool_size,
#ifdef CONFIG_DMA_DIRECT_REMAP
addr = dma_common_contiguous_remap(page, pool_size,
- pgprot_dmacoherent(PAGE_KERNEL),
- __builtin_return_address(0));
+ pgprot_decrypted(pgprot_dmacoherent(PAGE_KERNEL)),
+ __builtin_return_address(0));
if (!addr)
goto free_page;
#else
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index e2d51f4306b3..f25301267e47 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -1496,10 +1496,12 @@ throttle:
}
if (unlikely(is_dl_boosted(dl_se) || !start_dl_timer(dl_se))) {
- if (dl_server(dl_se))
- enqueue_dl_entity(dl_se, ENQUEUE_REPLENISH);
- else
+ if (dl_server(dl_se)) {
+ replenish_dl_new_period(dl_se, rq);
+ start_dl_timer(dl_se);
+ } else {
enqueue_task_dl(rq, dl_task_of(dl_se), ENQUEUE_REPLENISH);
+ }
}
if (!is_leftmost(dl_se, &rq->dl))
@@ -1611,7 +1613,7 @@ void dl_server_stop(struct sched_dl_entity *dl_se)
static bool dl_server_stopped(struct sched_dl_entity *dl_se)
{
if (!dl_se->dl_server_active)
- return false;
+ return true;
if (dl_se->dl_server_idle) {
dl_server_stop(dl_se);
@@ -1849,7 +1851,9 @@ void inc_dl_tasks(struct sched_dl_entity *dl_se, struct dl_rq *dl_rq)
u64 deadline = dl_se->deadline;
dl_rq->dl_nr_running++;
- add_nr_running(rq_of_dl_rq(dl_rq), 1);
+
+ if (!dl_server(dl_se))
+ add_nr_running(rq_of_dl_rq(dl_rq), 1);
inc_dl_deadline(dl_rq, deadline);
}
@@ -1859,7 +1863,9 @@ void dec_dl_tasks(struct sched_dl_entity *dl_se, struct dl_rq *dl_rq)
{
WARN_ON(!dl_rq->dl_nr_running);
dl_rq->dl_nr_running--;
- sub_nr_running(rq_of_dl_rq(dl_rq), 1);
+
+ if (!dl_server(dl_se))
+ sub_nr_running(rq_of_dl_rq(dl_rq), 1);
dec_dl_deadline(dl_rq, dl_se->deadline);
}
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index 3f06ab84d53f..02e16b70a790 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -376,10 +376,8 @@ static ssize_t sched_fair_server_write(struct file *filp, const char __user *ubu
return -EINVAL;
}
- if (rq->cfs.h_nr_queued) {
- update_rq_clock(rq);
- dl_server_stop(&rq->fair_server);
- }
+ update_rq_clock(rq);
+ dl_server_stop(&rq->fair_server);
retval = dl_server_apply_params(&rq->fair_server, runtime, period, 0);
if (retval)
diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index 977e133bb8a4..6e2f54169e66 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -2201,6 +2201,8 @@ int sched_numa_find_nth_cpu(const struct cpumask *cpus, int cpu, int node)
goto unlock;
hop_masks = bsearch(&k, k.masks, sched_domains_numa_levels, sizeof(k.masks[0]), hop_cmp);
+ if (!hop_masks)
+ goto unlock;
hop = hop_masks - k.masks;
ret = hop ?