From: m.nazarewicz@samsung.com (Michał Nazarewicz)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH/RFC v1 0/2] Human readable performance event description in sysfs
Date: Wed, 20 Jan 2010 15:09:55 +0100 [thread overview]
Message-ID: <op.u6t4atd07p4s8u@pikus> (raw)
In-Reply-To: <1263996080.4283.1064.camel@laptop>
On Wed, 20 Jan 2010 15:01:20 +0100, Peter Zijlstra <peterz@infradead.org> 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--
WARNING: multiple messages have this Message-ID (diff)
From: "Michał Nazarewicz" <m.nazarewicz@samsung.com>
To: Peter Zijlstra <peterz@infradead.org>,
Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: Jamie Iles <jamie.iles@picochip.com>,
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 <t.fujak@samsung.com>
Subject: Re: [PATCH/RFC v1 0/2] Human readable performance event description in sysfs
Date: Wed, 20 Jan 2010 15:09:55 +0100 [thread overview]
Message-ID: <op.u6t4atd07p4s8u@pikus> (raw)
In-Reply-To: <1263996080.4283.1064.camel@laptop>
On Wed, 20 Jan 2010 15:01:20 +0100, Peter Zijlstra <peterz@infradead.org> 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--
next prev parent reply other threads:[~2010-01-20 14:09 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-20 9:11 [PATCH/RFC v1 0/2] Human readable performance event description in sysfs Tomasz Fujak
2010-01-20 9:11 ` Tomasz Fujak
2010-01-20 9:11 ` [PATCH v1 1/2] perfevent: Add performance event structure definition and 'extevents' sysfs entry Tomasz Fujak
2010-01-20 9:11 ` Tomasz Fujak
2010-01-20 9:11 ` [PATCH v1 2/2] [ARM] perfevent: Event description list for ARMv6, Cortex-A8 and Cortex-A9 exported Tomasz Fujak
2010-01-20 9:11 ` Tomasz Fujak
2010-01-20 9:16 ` [PATCH/RFC v1 0/2] Human readable performance event description in sysfs Peter Zijlstra
2010-01-20 9:16 ` Peter Zijlstra
2010-01-20 9:46 ` Tomasz Fujak
2010-01-20 9:46 ` Tomasz Fujak
2010-01-20 9:57 ` Michał Nazarewicz
2010-01-20 9:57 ` Michał Nazarewicz
2010-01-20 13:31 ` Jamie Iles
2010-01-20 13:31 ` Jamie Iles
2010-01-20 13:39 ` Peter Zijlstra
2010-01-20 13:39 ` Peter Zijlstra
2010-01-20 13:55 ` Russell King - ARM Linux
2010-01-20 13:55 ` Russell King - ARM Linux
2010-01-20 14:01 ` Peter Zijlstra
2010-01-20 14:01 ` Peter Zijlstra
2010-01-20 14:09 ` Michał Nazarewicz [this message]
2010-01-20 14:09 ` Michał Nazarewicz
2010-01-20 14:16 ` Peter Zijlstra
2010-01-20 14:16 ` Peter Zijlstra
2010-01-20 14:26 ` Peter Zijlstra
2010-01-20 14:26 ` Peter Zijlstra
2010-01-20 14:45 ` Russell King - ARM Linux
2010-01-20 14:45 ` Russell King - ARM Linux
2010-01-20 14:54 ` Michał Nazarewicz
2010-01-20 14:54 ` Michał Nazarewicz
2010-01-20 14:41 ` Russell King - ARM Linux
2010-01-20 14:41 ` Russell King - ARM Linux
2010-01-20 15:03 ` Jamie Iles
2010-01-20 15:03 ` Jamie Iles
2010-01-20 15:42 ` Russell King - ARM Linux
2010-01-20 15:42 ` Russell King - ARM Linux
2010-01-20 16:18 ` Jamie Iles
2010-01-20 16:18 ` Jamie Iles
2010-01-20 16:26 ` Jamie Lokier
2010-01-20 16:26 ` Jamie Lokier
2010-01-20 16:35 ` Russell King - ARM Linux
2010-01-20 16:35 ` Russell King - ARM Linux
2010-01-20 9:57 ` Russell King - ARM Linux
2010-01-20 9:57 ` Russell King - ARM Linux
2010-01-20 10:21 ` Tomasz Fujak
2010-01-20 10:21 ` Tomasz Fujak
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