From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt1-f200.google.com (mail-qt1-f200.google.com [209.85.160.200]) by kanga.kvack.org (Postfix) with ESMTP id 7D3A18E0001 for ; Thu, 27 Sep 2018 10:16:13 -0400 (EDT) Received: by mail-qt1-f200.google.com with SMTP id s2-v6so2320423qth.0 for ; Thu, 27 Sep 2018 07:16:13 -0700 (PDT) Received: from a9-99.smtp-out.amazonses.com (a9-99.smtp-out.amazonses.com. [54.240.9.99]) by mx.google.com with ESMTPS id h41-v6si1559323qvc.203.2018.09.27.07.16.12 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 27 Sep 2018 07:16:12 -0700 (PDT) Date: Thu, 27 Sep 2018 14:16:11 +0000 From: Christopher Lameter Subject: Re: WARNING: kmalloc bug in input_mt_init_slots In-Reply-To: Message-ID: <010001661b631a3e-f398fc0a-127c-4c6e-b6ca-b2bd63bc4a9a-000000@email.amazonses.com> References: <000000000000e5f76c057664e73d@google.com> <010001660c1fafb2-6d0dc7e1-d898-4589-874c-1be1af94e22d-000000@email.amazonses.com> <010001660c4a8bbe-91200766-00df-48bd-bc60-a03da2ccdb7d-000000@email.amazonses.com> <20180924184158.GA156847@dtor-ws> <01000166110bb882-0b1fa048-fe1c-4139-a1ba-702754bbc267-000000@email.amazonses.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Dmitry Vyukov Cc: Dmitry Torokhov , syzbot+87829a10073277282ad1@syzkaller.appspotmail.com, Pekka Enberg , "linux-input@vger.kernel.org" , lkml , Henrik Rydberg , syzkaller-bugs , Linux-MM On Thu, 27 Sep 2018, Dmitry Vyukov wrote: > On Tue, Sep 25, 2018 at 4:04 PM, Christopher Lameter wrote: > > On Tue, 25 Sep 2018, Dmitry Vyukov wrote: > > > >> Assuming that the size is large enough to fail in all allocators, is > >> this warning still useful? How? Should we remove it? > > > > Remove it. It does not make sense because we check earlier if possible > > without the warn. > > Mailed "mm: don't warn about large allocations for slab" to remove the warning. > Hoe it arrives here at some point.