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mm: Make mem_obj_dump() vmalloc() dumps include start and length

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This commit adds the starting address and number of pages to the vmalloc()
information dumped by way of vmalloc_dump_obj().

Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: <linux-mm@kvack.org>
Reported-by: Andrii Nakryiko <andrii@kernel.org>
Suggested-by: Vlastimil Babka <vbabka@suse.cz>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Tested-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Paul E. McKenney 2020-12-09 15:15:27 -08:00
parent 98f180837a
commit bd34dcd412
1 changed files with 2 additions and 1 deletions
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3
mm/vmalloc.c
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@ -3456,7 +3456,8 @@ bool vmalloc_dump_obj(void *object)
vm = find_vm_area(objp);
if (!vm)
return false;
pr_cont(" vmalloc allocated at %pS\n", vm->caller);
pr_cont(" %u-page vmalloc region starting at %#lx allocated at %pS\n",
vm->nr_pages, (unsigned long)vm->addr, vm->caller);
return true;
}