From mboxrd@z Thu Jan 1 00:00:00 1970 From: m.nazarewicz@samsung.com (=?utf-8?B?TWljaGHFgiBOYXphcmV3aWN6?=) Date: Wed, 20 Jan 2010 15:09:55 +0100 Subject: [PATCH/RFC v1 0/2] Human readable performance event description in sysfs In-Reply-To: <1263996080.4283.1064.camel@laptop> References: <1263978706-15499-1-git-send-email-t.fujak@samsung.com> <1263978999.4283.823.camel@laptop> <20100120133145.GE4089@wear.picochip.com> <1263994779.4283.1057.camel@laptop> <20100120135553.GA22897@n2100.arm.linux.org.uk> <1263996080.4283.1064.camel@laptop> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, 20 Jan 2010 15:01:20 +0100, Peter Zijlstra wrote: > It seems to me userspace might care about the exact platform they're > running on. In my humble opinion, user space should never care about platform it's running on. Interfaces provided by kernel should suffice to implement abstraction layer between user space and hardware. If we abandon that we're back in DOS times. But hey, again, that's just my opinion. -- Best regards, _ _ .o. | Liege of Serenely Enlightened Majesty of o' \,=./ `o ..o | Computer Science, Micha? "mina86" Nazarewicz (o o) ooo +---[mina86 at mina86.com]---[mina86 at jabber.org]---ooO--(_)--Ooo-- From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752421Ab0ATOUx (ORCPT ); Wed, 20 Jan 2010 09:20:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751999Ab0ATOUw (ORCPT ); Wed, 20 Jan 2010 09:20:52 -0500 Received: from mailout1.w1.samsung.com ([210.118.77.11]:31075 "EHLO mailout1.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751232Ab0ATOUt convert rfc822-to-8bit (ORCPT ); Wed, 20 Jan 2010 09:20:49 -0500 X-Greylist: delayed 602 seconds by postgrey-1.27 at vger.kernel.org; Wed, 20 Jan 2010 09:20:48 EST Date: Wed, 20 Jan 2010 15:09:55 +0100 From: =?utf-8?B?TWljaGHFgiBOYXphcmV3aWN6?= Subject: Re: [PATCH/RFC v1 0/2] Human readable performance event description in sysfs In-reply-to: <1263996080.4283.1064.camel@laptop> To: Peter Zijlstra , Russell King - ARM Linux Cc: Jamie Iles , jpihet@mvista.com, p.osciak@samsung.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, kyungmin.park@samsung.com, mingo@elte.hu, m.szyprowski@samsung.com, linux-arm-kernel@lists.infradead.org, Tomasz Fujak Message-id: Organization: Samsung Electronics MIME-version: 1.0 Content-type: text/plain; charset=utf-8; format=flowed; delsp=yes Content-transfer-encoding: 8BIT User-Agent: Opera Mail/10.10 (Linux) References: <1263978706-15499-1-git-send-email-t.fujak@samsung.com> <1263978999.4283.823.camel@laptop> <20100120133145.GE4089@wear.picochip.com> <1263994779.4283.1057.camel@laptop> <20100120135553.GA22897@n2100.arm.linux.org.uk> <1263996080.4283.1064.camel@laptop> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 20 Jan 2010 15:01:20 +0100, Peter Zijlstra wrote: > It seems to me userspace might care about the exact platform they're > running on. In my humble opinion, user space should never care about platform it's running on. Interfaces provided by kernel should suffice to implement abstraction layer between user space and hardware. If we abandon that we're back in DOS times. But hey, again, that's just my opinion. -- Best regards, _ _ .o. | Liege of Serenely Enlightened Majesty of o' \,=./ `o ..o | Computer Science, Michał "mina86" Nazarewicz (o o) ooo +---[mina86@mina86.com]---[mina86@jabber.org]---ooO--(_)--Ooo--