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Date: Tue, 5 Jan 2021 17:17:48 -0800 From: paulmck@...nel.org To: linux-kernel@...r.kernel.org, rcu@...r.kernel.org, linux-mm@...ck.org Cc: cl@...ux.com, penberg@...nel.org, rientjes@...gle.com, iamjoonsoo.kim@....com, akpm@...ux-foundation.org, ming.lei@...hat.com, axboe@...nel.dk, kernel-team@...com, "Paul E. McKenney" <paulmck@...nel.org> Subject: [PATCH mm,percpu_ref,rcu 4/6] mm: Make mem_obj_dump() vmalloc() dumps include start and length From: "Paul E. McKenney" <paulmck@...nel.org> 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@...ux-foundation.org> Cc: Joonsoo Kim <iamjoonsoo.kim@....com> Cc: <linux-mm@...ck.org> Reported-by: Andrii Nakryiko <andrii@...nel.org> Suggested-by: Vlastimil Babka <vbabka@...e.cz> Signed-off-by: Paul E. McKenney <paulmck@...nel.org> --- mm/vmalloc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/mm/vmalloc.c b/mm/vmalloc.c index c274ea4..e3229ff 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -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; } -- 2.9.5
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