From: Vineet Gupta <Vineet.Gupta1@synopsys.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Paul Mundt <paul.mundt@gmail.com>,
linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 0/3] Move ARCH specific fpu_counter out of task_struct
Date: Wed, 9 Oct 2013 11:25:29 +0530 [thread overview]
Message-ID: <5254EFD1.8040100@synopsys.com> (raw)
In-Reply-To: <20131008131430.f7f46ec85a6bf4e2d95819a6@linux-foundation.org>
Hi Andrew,
On 10/09/2013 01:44 AM, Andrew Morton wrote:
> On Tue, 8 Oct 2013 13:16:26 +0530 Vineet Gupta <Vineet.Gupta1@synopsys.com> wrote:
>
>> When debugging a ARC SMP 3.11 build failure due to a ST insn dealing with
>> task_struct.thread going out of range, I spotted @fpu_counter in task_struct
>> which only SH/x86 happen to use, and can be easily moved out into corresponding
>> ARCH specific thread_struct. This saves 4 bytes per task_struct instantiated,
>> for all the other 18 arches.
>>
>> While the change is relatively strightforward, I've failed to connect with
>> SH arch folks / Paul Mundt, latter's SH email keeps bouncing back.
>> Hence I'm taking the liberty to use his alternate email (as listed on his
>> github page) and I appologize in advance if this causes any inconvenience.
>
> I can't find [patch v2 2/3] anywhere. Resend, please?
>
Somehow that e-mail was dropped by some fancy "detection" machinery at our email
servers ;-) which I got notified of later on.
Patch reposted to lists.
Thx,
-Vineet
WARNING: multiple messages have this Message-ID (diff)
From: Vineet Gupta <Vineet.Gupta1@synopsys.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Paul Mundt <paul.mundt@gmail.com>, <linux-arch@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 0/3] Move ARCH specific fpu_counter out of task_struct
Date: Wed, 9 Oct 2013 11:25:29 +0530 [thread overview]
Message-ID: <5254EFD1.8040100@synopsys.com> (raw)
In-Reply-To: <20131008131430.f7f46ec85a6bf4e2d95819a6@linux-foundation.org>
Hi Andrew,
On 10/09/2013 01:44 AM, Andrew Morton wrote:
> On Tue, 8 Oct 2013 13:16:26 +0530 Vineet Gupta <Vineet.Gupta1@synopsys.com> wrote:
>
>> When debugging a ARC SMP 3.11 build failure due to a ST insn dealing with
>> task_struct.thread going out of range, I spotted @fpu_counter in task_struct
>> which only SH/x86 happen to use, and can be easily moved out into corresponding
>> ARCH specific thread_struct. This saves 4 bytes per task_struct instantiated,
>> for all the other 18 arches.
>>
>> While the change is relatively strightforward, I've failed to connect with
>> SH arch folks / Paul Mundt, latter's SH email keeps bouncing back.
>> Hence I'm taking the liberty to use his alternate email (as listed on his
>> github page) and I appologize in advance if this causes any inconvenience.
>
> I can't find [patch v2 2/3] anywhere. Resend, please?
>
Somehow that e-mail was dropped by some fancy "detection" machinery at our email
servers ;-) which I got notified of later on.
Patch reposted to lists.
Thx,
-Vineet
next prev parent reply other threads:[~2013-10-09 5:57 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-08 7:46 [PATCH v2 0/3] Move ARCH specific fpu_counter out of task_struct Vineet Gupta
2013-10-08 7:46 ` Vineet Gupta
2013-10-08 7:46 ` [PATCH v2 1/3] sh: Move fpu_counter into ARCH specific thread_struct Vineet Gupta
2013-10-08 7:58 ` Vineet Gupta
2013-10-08 7:46 ` Vineet Gupta
2013-10-08 7:46 ` [PATCH v2 3/3] sched: Remove ARCH specific fpu_counter from task_struct Vineet Gupta
2013-10-08 7:46 ` Vineet Gupta
2013-10-08 8:02 ` Ingo Molnar
2013-10-08 20:14 ` [PATCH v2 0/3] Move ARCH specific fpu_counter out of task_struct Andrew Morton
2013-10-08 20:14 ` Andrew Morton
2013-10-09 5:55 ` Vineet Gupta [this message]
2013-10-09 5:55 ` Vineet Gupta
2013-10-09 5:39 ` [PATCH v2 2/3] x86: Move fpu_counter into ARCH specific thread_struct Vineet Gupta
2013-10-09 5:39 ` Vineet Gupta
2013-10-10 13:02 ` [PATCH v2 0/3] Move ARCH specific fpu_counter out of task_struct Vineet Gupta
2013-10-10 13:02 ` Vineet Gupta
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