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mm: dump page when hitting a VM_BUG_ON using VM_BUG_ON_PAGE
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
mm
/
slub.c
diff --git
a/mm/slub.c
b/mm/slub.c
index
545a170
..
34bb8c6
100644
(file)
--- a/
mm/slub.c
+++ b/
mm/slub.c
@@
-1559,7
+1559,7
@@
static inline void *acquire_slab(struct kmem_cache *s,
new.freelist = freelist;
}
new.freelist = freelist;
}
- VM_BUG_ON
(new.frozen
);
+ VM_BUG_ON
_PAGE(new.frozen, &new
);
new.frozen = 1;
if (!__cmpxchg_double_slab(s, page,
new.frozen = 1;
if (!__cmpxchg_double_slab(s, page,
@@
-1812,7
+1812,7
@@
static void deactivate_slab(struct kmem_cache *s, struct page *page,
set_freepointer(s, freelist, prior);
new.counters = counters;
new.inuse--;
set_freepointer(s, freelist, prior);
new.counters = counters;
new.inuse--;
- VM_BUG_ON
(!new.frozen
);
+ VM_BUG_ON
_PAGE(!new.frozen, &new
);
} while (!__cmpxchg_double_slab(s, page,
prior, counters,
} while (!__cmpxchg_double_slab(s, page,
prior, counters,
@@
-1840,7
+1840,7
@@
redo:
old.freelist = page->freelist;
old.counters = page->counters;
old.freelist = page->freelist;
old.counters = page->counters;
- VM_BUG_ON
(!old.frozen
);
+ VM_BUG_ON
_PAGE(!old.frozen, &old
);
/* Determine target state of the slab */
new.counters = old.counters;
/* Determine target state of the slab */
new.counters = old.counters;
@@
-1952,7
+1952,7
@@
static void unfreeze_partials(struct kmem_cache *s,
old.freelist = page->freelist;
old.counters = page->counters;
old.freelist = page->freelist;
old.counters = page->counters;
- VM_BUG_ON
(!old.frozen
);
+ VM_BUG_ON
_PAGE(!old.frozen, &old
);
new.counters = old.counters;
new.freelist = old.freelist;
new.counters = old.counters;
new.freelist = old.freelist;
@@
-2225,7
+2225,7
@@
static inline void *get_freelist(struct kmem_cache *s, struct page *page)
counters = page->counters;
new.counters = counters;
counters = page->counters;
new.counters = counters;
- VM_BUG_ON
(!new.frozen
);
+ VM_BUG_ON
_PAGE(!new.frozen, &new
);
new.inuse = page->objects;
new.frozen = freelist != NULL;
new.inuse = page->objects;
new.frozen = freelist != NULL;
@@
-2319,7
+2319,7
@@
load_freelist:
* page is pointing to the page from which the objects are obtained.
* That page must be frozen for per cpu allocations to work.
*/
* page is pointing to the page from which the objects are obtained.
* That page must be frozen for per cpu allocations to work.
*/
- VM_BUG_ON
(!c->page->frozen
);
+ VM_BUG_ON
_PAGE(!c->page->frozen, c->page
);
c->freelist = get_freepointer(s, freelist);
c->tid = next_tid(c->tid);
local_irq_restore(flags);
c->freelist = get_freepointer(s, freelist);
c->tid = next_tid(c->tid);
local_irq_restore(flags);