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-rw-r--r--mm/page_alloc.c5
-rw-r--r--mm/slab.c4
-rw-r--r--mm/slob.c2
-rw-r--r--mm/slub.c1
-rw-r--r--mm/vmscan.c3
5 files changed, 15 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 5675b30..22b15a4 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1479,6 +1479,8 @@ __alloc_pages_internal(gfp_t gfp_mask, unsigned int order,
unsigned long did_some_progress;
unsigned long pages_reclaimed = 0;
+ lockdep_trace_alloc(gfp_mask);
+
might_sleep_if(wait);
if (should_fail_alloc_page(gfp_mask, order))
@@ -1578,12 +1580,15 @@ nofail_alloc:
*/
cpuset_update_task_memory_state();
p->flags |= PF_MEMALLOC;
+
+ lockdep_set_current_reclaim_state(gfp_mask);
reclaim_state.reclaimed_slab = 0;
p->reclaim_state = &reclaim_state;
did_some_progress = try_to_free_pages(zonelist, order, gfp_mask);
p->reclaim_state = NULL;
+ lockdep_clear_current_reclaim_state();
p->flags &= ~PF_MEMALLOC;
cond_resched();
diff --git a/mm/slab.c b/mm/slab.c
index ddc41f3..6b61de8 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3318,6 +3318,8 @@ __cache_alloc_node(struct kmem_cache *cachep, gfp_t flags, int nodeid,
unsigned long save_flags;
void *ptr;
+ lockdep_trace_alloc(flags);
+
if (slab_should_failslab(cachep, flags))
return NULL;
@@ -3394,6 +3396,8 @@ __cache_alloc(struct kmem_cache *cachep, gfp_t flags, void *caller)
unsigned long save_flags;
void *objp;
+ lockdep_trace_alloc(flags);
+
if (slab_should_failslab(cachep, flags))
return NULL;
diff --git a/mm/slob.c b/mm/slob.c
index bf7e8fc..1264799 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -464,6 +464,8 @@ void *__kmalloc_node(size_t size, gfp_t gfp, int node)
unsigned int *m;
int align = max(ARCH_KMALLOC_MINALIGN, ARCH_SLAB_MINALIGN);
+ lockdep_trace_alloc(flags);
+
if (size < PAGE_SIZE - align) {
if (!size)
return ZERO_SIZE_PTR;
diff --git a/mm/slub.c b/mm/slub.c
index bdc9abb..214eb20 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1596,6 +1596,7 @@ static __always_inline void *slab_alloc(struct kmem_cache *s,
unsigned long flags;
unsigned int objsize;
+ lockdep_trace_alloc(gfpflags);
might_sleep_if(gfpflags & __GFP_WAIT);
if (should_failslab(s->objsize, gfpflags))
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 9a27c44..303eb65 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1963,6 +1963,9 @@ static int kswapd(void *p)
struct reclaim_state reclaim_state = {
.reclaimed_slab = 0,
};
+
+ lockdep_set_current_reclaim_state(GFP_KERNEL);
+
node_to_cpumask_ptr(cpumask, pgdat->node_id);
if (!cpumask_empty(cpumask))
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