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From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: "yukuai (C)" <yukuai3@huawei.com>,
	ysato@users.sourceforge.jp, dalias@libc.org,
	aacraid@microsemi.com, jejb@linux.ibm.com,
	martin.petersen@oracle.com, sathya.prakash@broadcom.com,
	chaitra.basappa@broadcom.com,
	suganath-prabu.subramani@broadcom.com
Cc: linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-scsi@vger.kernel.org, MPT-FusionLinux.pdl@broadcom.com,
	zhengbin13@huawei.com, yi.zhang@huawei.com
Subject: Re: [PATCH] scsi: don't memset to zero after dma_alloc_coherent
Date: Thu, 26 Dec 2019 11:16:58 +0000	[thread overview]
Message-ID: <68771eb5-03c4-422b-9956-930a0e3c9de8@cogentembedded.com> (raw)
In-Reply-To: <958ffbe5-f3da-da16-9f2b-05923d13485b@huawei.com>

On 26.12.2019 14:13, yukuai (C) wrote:

>>> dma_alloc_coherent already zeros out memory, so memset to zero is not
>>> needed.
>>>
>>> Signed-off-by: yu kuai <yukuai3@huawei.com>
>>> ---
>>>   arch/sh/mm/consistent.c             | 2 --
>>
>>     How this one is related to SCSI?
>>
> Thank you for your response!
> I put them in the same patch because I thougt they are the same situation. I'm 
> sorry if it's not appropriate.

    I'd recommend to split such patch to (at least) different subsystems, e.g. 
arch/sh/ part, drivers/scsi/ part.

> Yu Kuai

MBR, Sergei

WARNING: multiple messages have this Message-ID (diff)
From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: "yukuai (C)" <yukuai3@huawei.com>,
	ysato@users.sourceforge.jp, dalias@libc.org,
	aacraid@microsemi.com, jejb@linux.ibm.com,
	martin.petersen@oracle.com, sathya.prakash@broadcom.com,
	chaitra.basappa@broadcom.com,
	suganath-prabu.subramani@broadcom.com
Cc: linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-scsi@vger.kernel.org, MPT-FusionLinux.pdl@broadcom.com,
	zhengbin13@huawei.com, yi.zhang@huawei.com
Subject: Re: [PATCH] scsi: don't memset to zero after dma_alloc_coherent
Date: Thu, 26 Dec 2019 14:16:58 +0300	[thread overview]
Message-ID: <68771eb5-03c4-422b-9956-930a0e3c9de8@cogentembedded.com> (raw)
In-Reply-To: <958ffbe5-f3da-da16-9f2b-05923d13485b@huawei.com>

On 26.12.2019 14:13, yukuai (C) wrote:

>>> dma_alloc_coherent already zeros out memory, so memset to zero is not
>>> needed.
>>>
>>> Signed-off-by: yu kuai <yukuai3@huawei.com>
>>> ---
>>>   arch/sh/mm/consistent.c             | 2 --
>>
>>     How this one is related to SCSI?
>>
> Thank you for your response!
> I put them in the same patch because I thougt they are the same situation. I'm 
> sorry if it's not appropriate.

    I'd recommend to split such patch to (at least) different subsystems, e.g. 
arch/sh/ part, drivers/scsi/ part.

> Yu Kuai

MBR, Sergei

  reply	other threads:[~2019-12-26 11:16 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-25 13:23 [PATCH] scsi: don't memset to zero after dma_alloc_coherent yu kuai
2019-12-25 13:23 ` yu kuai
2019-12-26 11:03 ` Sergei Shtylyov
2019-12-26 11:03   ` Sergei Shtylyov
2019-12-26 11:13   ` yukuai (C)
2019-12-26 11:13     ` yukuai (C)
2019-12-26 11:16     ` Sergei Shtylyov [this message]
2019-12-26 11:16       ` Sergei Shtylyov
2019-12-26 11:33       ` yukuai (C)
2019-12-26 11:33         ` yukuai (C)

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