From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt0-f200.google.com (mail-qt0-f200.google.com [209.85.216.200]) by kanga.kvack.org (Postfix) with ESMTP id 16D466B000A for ; Mon, 30 Apr 2018 05:42:57 -0400 (EDT) Received: by mail-qt0-f200.google.com with SMTP id l47-v6so4137801qtk.21 for ; Mon, 30 Apr 2018 02:42:57 -0700 (PDT) Received: from mx1.redhat.com (mx3-rdu2.redhat.com. [66.187.233.73]) by mx.google.com with ESMTPS id j27si7261756qkh.366.2018.04.30.02.42.56 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 30 Apr 2018 02:42:56 -0700 (PDT) From: David Hildenbrand Subject: [PATCH RCFv2 5/7] mm/memory_hotplug: print only with DEBUG_VM in offline_pages() Date: Mon, 30 Apr 2018 11:42:34 +0200 Message-Id: <20180430094236.29056-6-david@redhat.com> In-Reply-To: <20180430094236.29056-1-david@redhat.com> References: <20180430094236.29056-1-david@redhat.com> Sender: owner-linux-mm@kvack.org List-ID: To: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, David Hildenbrand , Andrew Morton , Michal Hocko , Vlastimil Babka , Dan Williams , Reza Arbab , Pavel Tatashin , Thomas Gleixner Let's try to minimze the noise. Cc: Andrew Morton Cc: Michal Hocko Cc: Vlastimil Babka Cc: Dan Williams Cc: Reza Arbab Cc: Pavel Tatashin Cc: Thomas Gleixner Signed-off-by: David Hildenbrand --- mm/memory_hotplug.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 4c7e0efff079..d8f127754c2e 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -1685,7 +1685,9 @@ static int __ref __offline_pages(unsigned long start_pfn, offlined_pages = check_pages_isolated(start_pfn, end_pfn); if (offlined_pages < 0) goto repeat; +#ifdef CONFIG_DEBUG_VM pr_info("Offlined Pages %ld\n", offlined_pages); +#endif /* Ok, all of our target is isolated. We cannot do rollback at this point. */ offline_isolated_pages(start_pfn, end_pfn); @@ -1720,9 +1722,11 @@ static int __ref __offline_pages(unsigned long start_pfn, return 0; failed_removal: +#ifdef CONFIG_DEBUG_VM pr_debug("memory offlining [mem %#010llx-%#010llx] failed\n", (unsigned long long) start_pfn << PAGE_SHIFT, ((unsigned long long) end_pfn << PAGE_SHIFT) - 1); +#endif memory_notify(MEM_CANCEL_OFFLINE, &arg); /* pushback to free area */ undo_isolate_page_range(start_pfn, end_pfn, MIGRATE_MOVABLE); -- 2.14.3