Received: by 2002:ac0:a582:0:0:0:0:0 with SMTP id m2-v6csp826711imm; Wed, 17 Oct 2018 08:54:58 -0700 (PDT) X-Google-Smtp-Source: ACcGV60z8o+5VkebaJHdgf5l6tREUJ3rRO/Q/sDGYUXSwYQwBZS2m2uCHIjzRU0SJfE4R3oyHL94 X-Received: by 2002:a63:5353:: with SMTP id t19-v6mr24682357pgl.199.1539791698884; Wed, 17 Oct 2018 08:54:58 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1539791698; cv=none; d=google.com; s=arc-20160816; b=fgBV0OnjHi7zIaC7I402yguuem82q24wvIRZZaJmISJyZXtm9JQm7hzS4IQxquKIwc VUKCm6V78ktKf39HJkyVwNA7TvjbnyyhQoQOdHf0+OlBQZF96SE0i+TPU8ewMNppHS6X m59I/YOLIx/lItAQCS36T1CwRCB9JfPTRMiD1mj1zwpeocnp02w2mlCBCdKFhTm0ErDr bkfhGzDYn///6vIIJ343OIDMwGVSpzOb2EOHJaW9wUGP7j3A8AEAyFsf7m5vEdFM3rmB IhrBh/Z3pUiVWIgDArrGaqFk7G1H/nJ/sr/bs8zFZhYLlEI9gkRs8MXO6OxRZTMpCLKE jcPw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:feedback-id:mime-version:user-agent :references:message-id:in-reply-to:subject:cc:to:from:date :dkim-signature; bh=sXqcw/8Tl1jag5M0YZJHDLsO+fcGiWQg4sVmEt0ZSDg=; b=c8ePA8nVJ75QHZKmYcQ5TpmpAON6UjqI8em2uxWXal5DZ2FvAZbUmJWwx0CpQv3bjq EgBxCH5xE6A62Y4XIj4NV/YA5MhgPR/cGq0k/8yyl9U9IRCeTESZG4qNXnGGRcav81bF aBymoTS9ZWFZPVkUmVi/t15YOHZ4S2cVY3HzRsO7Qh+Z0W/Bvnb9z9SkLHMOnUMlFrqz r+Uf87uXqBFXRIlxy2pzVpluiSxkIODP8m3OWb4GkZZLJeVJNYEc+6Zdu7IAyIcPMy3s z4+COc7pImyztOJoPoROAYNsAulnqQFAlmokNkjewx5wBR7Bf1ULZSbLq59lAZHlf0Iw 1KSw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amazonses.com header.s=ug7nbtf4gccmlpwj322ax3p6ow6yfsug header.b="InBpz3/y"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u16-v6si15457906pfl.223.2018.10.17.08.54.43; Wed, 17 Oct 2018 08:54:58 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@amazonses.com header.s=ug7nbtf4gccmlpwj322ax3p6ow6yfsug header.b="InBpz3/y"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728028AbeJQXuS (ORCPT + 99 others); Wed, 17 Oct 2018 19:50:18 -0400 Received: from a9-112.smtp-out.amazonses.com ([54.240.9.112]:56008 "EHLO a9-112.smtp-out.amazonses.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727013AbeJQXuS (ORCPT ); Wed, 17 Oct 2018 19:50:18 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=ug7nbtf4gccmlpwj322ax3p6ow6yfsug; d=amazonses.com; t=1539791638; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:MIME-Version:Content-Type:Feedback-ID; bh=sXqcw/8Tl1jag5M0YZJHDLsO+fcGiWQg4sVmEt0ZSDg=; b=InBpz3/yLkcra9vlacsc0/qaMV6bPXXGtE+qqwtxNkLR5ZSVZ0CjaUhhZjX9cZLW gcKQPluZquUEwoTIogspjhAq44OHyYuNVu1571YjuiPp6Wdd1InrDNrNd3gXEWAbIvS gS86HoKzjwjAV1703U+ZF0lSpJPxf5hU7HYUzszA= Date: Wed, 17 Oct 2018 15:53:58 +0000 From: Christopher Lameter X-X-Sender: cl@nuc-kabylake To: Dmitry Torokhov cc: Matthew Wilcox , Dmitry Vyukov , syzbot+87829a10073277282ad1@syzkaller.appspotmail.com, Pekka Enberg , "linux-input@vger.kernel.org" , lkml , Henrik Rydberg , syzkaller-bugs , Linux-MM Subject: Re: WARNING: kmalloc bug in input_mt_init_slots In-Reply-To: Message-ID: <0100016682bbce08-fad65518-19e4-4fa2-a482-0bfdacd3fb42-000000@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> <20180927143537.GB19006@bombadil.infradead.org> <20181017000955.GG230131@dtor-ws> <0100016682aaae79-d1382d3d-83f8-4972-b4b9-6220367f4f65-000000@email.amazonses.com> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-SES-Outgoing: 2018.10.17-54.240.9.112 Feedback-ID: 1.us-east-1.fQZZZ0Xtj2+TD7V5apTT/NrT6QKuPgzCT/IC7XYgDKI=:AmazonSES Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 17 Oct 2018, Dmitry Torokhov wrote: > >What is a "contact" here? Are we talking about SG segments? > > No, we are talking about maximum number of fingers a person can have. Devices don't usually track more than 10 distinct contacts on the touch surface at a time. Ohh... Way off my usual contexts of development. Sorry. Ok you have my blessing.