Received: by 2002:a25:868d:0:0:0:0:0 with SMTP id z13csp1080412ybk; Sat, 16 May 2020 00:05:32 -0700 (PDT) X-Google-Smtp-Source: ABdhPJx9RPl9GvI5o8yLCj2DzcCxAvsOqkwBBDtDIKrEfLB3/eXIgdKRO1UF/cdHaSKhblAtRWKz X-Received: by 2002:a17:906:8304:: with SMTP id j4mr6387569ejx.200.1589612732720; Sat, 16 May 2020 00:05:32 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1589612732; cv=none; d=google.com; s=arc-20160816; b=GShhW5uhQTQBswoIKHlFZIJyZqtKCoB+8HIKbo8xC7XwUREgSU70uU1cfrc9gBWxYJ OEVc0KefYfJsq5FG8SLKZZiZflNCDEfXT4domySLWvxkuMSM5HVmR1ji3tMj70uJjIT2 iOpfrtRW8Wv/e/k+YjImbvWgiXTZONelgGocg7f/utL0OGhEEGRF58jVYzOIGE11X970 NsNYJSmcf5nx5O90nXSymsTEQF/uoftWX8gZ+H3DnNXWrjJeQLNo4he3fP59/KZ+TAYP +k4ghwQxbQniRwz90uzWB6QE2gPAs5hJuwXcREwiH2pxZAuKg/C5Bd2u+EvbSZ9A3+pI RW5g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :dkim-signature; bh=1jxCK1VShD0JeN02MgH2PJzx3Oc6ygZp/xG88m3qKlw=; b=jjrMy0KlYGHC365aRmmO/x1ff8D5D3ggTy9ZjmMW1P2mpGzVH1ijNCCNAlxIoGfKqQ UXOW8J89pMrTsB//taPUTGl3FRjYYcNn6zDRo+yVl7ncpKacI81hyGEOwTX1e0CEFb6N lJmMqKUwlclymoQEATqFmUnBKgQ2LuAWHqKvro6Pnq+yTERuYhrixBqfwA6n5vE5B6/3 XPhMKKPxeT345vtNIGyguZNqm5QsOcSSAZsCqf6K4WkqJ5nu9E31o28NQJ306GZN3Ca8 WMsrv2vUq3iSE7G8cQA2+cMA7VpDPJqpSFaMnMMRy7cKc0psVsSAUaZKyA/oYD/mbKu2 R9vg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=gFYicTCZ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id e7si2694998ejq.15.2020.05.16.00.05.08; Sat, 16 May 2020 00:05:32 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=gFYicTCZ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726536AbgEPHBg (ORCPT + 99 others); Sat, 16 May 2020 03:01:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:42216 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725275AbgEPHBg (ORCPT ); Sat, 16 May 2020 03:01:36 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E3C142065C; Sat, 16 May 2020 07:01:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589612494; bh=pT8e+7o3TercEeuJfTZj5CiH2h8xBjPmu+OZSlMXKoE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=gFYicTCZOTybYHNii6SO9Ip7WlV4TNvEH1j2OckSYViR962JwC11BP1mzY8DL0W/d kmaF8iBegT3WqLVX8zd9zGxLbBryXbSMCGu8QHCkOJzLS9gxW92x9V5Qqz6/MX4MI5 LXt/gyWFds9pprvUYuBKHAmHPnqzHndQMvj1MOPE= Date: Sat, 16 May 2020 09:01:31 +0200 From: Greg KH To: Jeffrey Hugo Cc: arnd@arndb.de, manivannan.sadhasivam@linaro.org, bjorn.andersson@linaro.org, wufan@codeaurora.org, pratanan@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [RFC PATCH 3/8] qaic: Create char dev Message-ID: <20200516070131.GB3964535@kroah.com> References: <1589465266-20056-1-git-send-email-jhugo@codeaurora.org> <1589465266-20056-4-git-send-email-jhugo@codeaurora.org> <20200514141211.GA2643665@kroah.com> <0421a64a-10f3-08df-9ef1-14fdb570db0d@codeaurora.org> <20200514155615.GA2963499@kroah.com> <4be546d3-b571-0659-0140-f34ec88f95ff@codeaurora.org> <4683046a-c6b5-30a5-ef02-2f610523ae1c@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4683046a-c6b5-30a5-ef02-2f610523ae1c@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 15, 2020 at 03:08:59PM -0600, Jeffrey Hugo wrote: > 2. There are a limited number of dynamic minor numbers for misc devs (64), > so if you are expecting more devices than that, a misc dev is not > appropiate. Also, these minors are shared with other misc dev users, so > depending on the system configuration, you might have significantly less > than 64 minors available for use. I'm pretty sure we can have more than 64 misc devices, that limitation should have been removed a while ago. Try it and see :) greg k-h