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From: Mathieu Desnoyers <mathieu.desnoyers-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org>
To: Russell King - ARM Linux <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>
Cc: Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
	Paul Turner <pjt-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
	Andrew Hunter <ahh-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
	Peter Zijlstra <peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-api <linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Andy Lutomirski <luto-kltTT9wpgjJwATOyAt5JVQ@public.gmane.org>,
	Andi Kleen <andi-Vw/NltI1exuRpAAqCnN02g@public.gmane.org>,
	Dave Watson <davejwatson-b10kYP2dOMg@public.gmane.org>,
	Chris Lameter <cl-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>,
	Ingo Molnar <mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Ben Maurer <bmaurer-b10kYP2dOMg@public.gmane.org>,
	rostedt <rostedt-nx8X9YLhiw1AfugRpC6u6w@public.gmane.org>,
	"Paul E. McKenney"
	<paulmck-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>,
	Josh Triplett <josh-iaAMLnmF4UmaiuxdJuQwMA@public.gmane.org>,
	Linus Torvalds
	<torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
	Andrew Morton
	<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
	Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
	Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
	Michael Kerrisk
	<mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [RFC PATCH v2 2/3] getcpu_cache: wire up ARM system call
Date: Wed, 27 Jan 2016 18:46:39 +0000 (UTC)	[thread overview]
Message-ID: <1011987684.6168.1453920399905.JavaMail.zimbra@efficios.com> (raw)
In-Reply-To: <20160127181915.GA10826-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>

----- On Jan 27, 2016, at 1:19 PM, Russell King - ARM Linux linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org wrote:

> On Wed, Jan 27, 2016 at 11:54:42AM -0500, Mathieu Desnoyers wrote:
>> Wire up the getcpu cache system call on 32-bit ARM. Call the
> 
> You should note that your chosen system call number of 391 is temporary
> here and can't be relied upon as we have to wire up the new
> copy_file_range() call on ARM (which I've just committed the patch for.)
> 
> I'd much prefer the wiring up to be either an entirely separate patch
> (which must be submitted to me, and I'll merge between -rc1 and -rc2
> along with any other syscall updates) or you leave the wiring up to me.
> 
> This is so that I can ensure that (a) system calls numbers are not
> duplicated and (b) ensure that we follow the same logical order as x86
> where possible.

Just to make sure I understand: you would perfer if I split this
patch into two: one that adds the getcpu_cache_handle_notify_resume()
call in the resume notifier ("getcpu_cache ARM architecture support"),
and a separate patch for wiring up the system call ?

Thanks,

Mathieu

> 
> Thanks.
> 
> --
> RMK's Patch system: http://www.arm.linux.org.uk/developer/patches/
> FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
> according to speedtest.net.

-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com

WARNING: multiple messages have this Message-ID (diff)
From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Paul Turner <pjt@google.com>, Andrew Hunter <ahh@google.com>,
	Peter Zijlstra <peterz@infradead.org>,
	linux-kernel@vger.kernel.org,
	linux-api <linux-api@vger.kernel.org>,
	Andy Lutomirski <luto@amacapital.net>,
	Andi Kleen <andi@firstfloor.org>,
	Dave Watson <davejwatson@fb.com>, Chris Lameter <cl@linux.com>,
	Ingo Molnar <mingo@redhat.com>, Ben Maurer <bmaurer@fb.com>,
	rostedt <rostedt@goodmis.org>,
	"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
	Josh Triplett <josh@joshtriplett.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will.deacon@arm.com>,
	Michael Kerrisk <mtk.manpages@gmail.com>
Subject: Re: [RFC PATCH v2 2/3] getcpu_cache: wire up ARM system call
Date: Wed, 27 Jan 2016 18:46:39 +0000 (UTC)	[thread overview]
Message-ID: <1011987684.6168.1453920399905.JavaMail.zimbra@efficios.com> (raw)
In-Reply-To: <20160127181915.GA10826@n2100.arm.linux.org.uk>

----- On Jan 27, 2016, at 1:19 PM, Russell King - ARM Linux linux@arm.linux.org.uk wrote:

> On Wed, Jan 27, 2016 at 11:54:42AM -0500, Mathieu Desnoyers wrote:
>> Wire up the getcpu cache system call on 32-bit ARM. Call the
> 
> You should note that your chosen system call number of 391 is temporary
> here and can't be relied upon as we have to wire up the new
> copy_file_range() call on ARM (which I've just committed the patch for.)
> 
> I'd much prefer the wiring up to be either an entirely separate patch
> (which must be submitted to me, and I'll merge between -rc1 and -rc2
> along with any other syscall updates) or you leave the wiring up to me.
> 
> This is so that I can ensure that (a) system calls numbers are not
> duplicated and (b) ensure that we follow the same logical order as x86
> where possible.

Just to make sure I understand: you would perfer if I split this
patch into two: one that adds the getcpu_cache_handle_notify_resume()
call in the resume notifier ("getcpu_cache ARM architecture support"),
and a separate patch for wiring up the system call ?

Thanks,

Mathieu

> 
> Thanks.
> 
> --
> RMK's Patch system: http://www.arm.linux.org.uk/developer/patches/
> FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
> according to speedtest.net.

-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com

  parent reply	other threads:[~2016-01-27 18:46 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-27 16:54 [RFC PATCH v2 0/3] getcpu_cache system call Mathieu Desnoyers
2016-01-27 16:54 ` [RFC PATCH v2 1/3] getcpu_cache system call: cache CPU number of running thread Mathieu Desnoyers
     [not found]   ` <1453913683-28915-2-git-send-email-mathieu.desnoyers-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org>
2016-01-27 17:20     ` Josh Triplett
2016-01-27 17:20       ` Josh Triplett
2016-01-27 17:24       ` Thomas Gleixner
2016-01-27 17:24         ` Thomas Gleixner
2016-01-27 17:36         ` Mathieu Desnoyers
2016-01-27 17:36           ` Mathieu Desnoyers
     [not found]           ` <2049061625.6140.1453916208296.JavaMail.zimbra-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org>
2016-01-27 18:02             ` Andrew Hunter
2016-01-27 18:02               ` Andrew Hunter
2016-01-27 18:03             ` Josh Triplett
2016-01-27 18:03               ` Josh Triplett
2016-01-27 18:43               ` Mathieu Desnoyers
2016-01-27 19:16                 ` Josh Triplett
2016-01-27 21:02                   ` Mathieu Desnoyers
     [not found]                     ` <2037701859.6303.1453928564519.JavaMail.zimbra-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org>
2016-01-27 21:30                       ` Josh Triplett
2016-01-27 21:30                         ` Josh Triplett
2016-01-27 17:22     ` Thomas Gleixner
2016-01-27 17:22       ` Thomas Gleixner
2016-01-27 17:31       ` Mathieu Desnoyers
2016-01-27 17:31         ` Mathieu Desnoyers
     [not found]         ` <671969438.6129.1453915918933.JavaMail.zimbra-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org>
2016-01-27 17:34           ` Thomas Gleixner
2016-01-27 17:34             ` Thomas Gleixner
2016-01-27 17:37             ` Thomas Gleixner
2016-01-27 17:37               ` Thomas Gleixner
2016-01-27 21:34               ` Mathieu Desnoyers
2016-01-27 21:34                 ` Mathieu Desnoyers
     [not found]                 ` <974364259.6329.1453930475174.JavaMail.zimbra-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org>
2016-01-27 22:11                   ` Josh Triplett
2016-01-27 22:11                     ` Josh Triplett
2016-01-27 22:47                     ` Mathieu Desnoyers
2016-01-27 22:47                       ` Mathieu Desnoyers
     [not found]                       ` <75735238.6347.1453934857246.JavaMail.zimbra-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org>
2016-01-28 11:12                         ` Heiko Carstens
2016-01-28 11:12                           ` Heiko Carstens
2016-01-28 13:33                           ` Mathieu Desnoyers
2016-01-28 13:33                             ` Mathieu Desnoyers
2016-01-28  3:12     ` Alexei Starovoitov
2016-01-28  3:12       ` Alexei Starovoitov
     [not found]       ` <20160128031213.GA55682-+o4/htvd0TDFYCXBM6kdu7fOX0fSgVTm@public.gmane.org>
2016-01-28 17:41         ` Mathieu Desnoyers
2016-01-28 17:41           ` Mathieu Desnoyers
2016-01-27 16:54 ` [RFC PATCH v2 2/3] getcpu_cache: wire up ARM system call Mathieu Desnoyers
     [not found]   ` <1453913683-28915-3-git-send-email-mathieu.desnoyers-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org>
2016-01-27 18:19     ` Russell King - ARM Linux
2016-01-27 18:19       ` Russell King - ARM Linux
     [not found]       ` <20160127181915.GA10826-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2016-01-27 18:46         ` Mathieu Desnoyers [this message]
2016-01-27 18:46           ` Mathieu Desnoyers
     [not found]           ` <1011987684.6168.1453920399905.JavaMail.zimbra-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org>
2016-01-27 23:03             ` Mathieu Desnoyers
2016-01-27 23:03               ` Mathieu Desnoyers
2016-01-27 16:54 ` [RFC PATCH v2 3/3] getcpu_cache: wire up x86 32/64 " Mathieu Desnoyers

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