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Date: Thu, 10 Dec 2020 17:20:01 -0800 From: paulmck@...nel.org To: rcu@...r.kernel.org Cc: linux-kernel@...r.kernel.org, kernel-team@...com, mingo@...nel.org, jiangshanlai@...il.com, akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com, josh@...htriplett.org, tglx@...utronix.de, peterz@...radead.org, rostedt@...dmis.org, dhowells@...hat.com, edumazet@...gle.com, fweisbec@...il.com, oleg@...hat.com, joel@...lfernandes.org, iamjoonsoo.kim@....com, andrii@...nel.org, "Paul E. McKenney" <paulmck@...nel.org>, linux-mm@...ck.org Subject: [PATCH v3 sl-b 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 7421719..77b1100 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -3439,7 +3439,8 @@ 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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