linux-kernel - Re: [PATCH V2] dmaengine: qcom_hidma: cleanup sysfs entries during remove

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Message-ID: <457a0a58-fcb5-26d6-99e6-7192dd071e1c@codeaurora.org>
Date:   Sun, 13 Nov 2016 22:10:40 -0500
From:   Sinan Kaya <okaya@...eaurora.org>
To:     Vinod Koul <vinod.koul@...el.com>
Cc:     dmaengine@...r.kernel.org, timur@...eaurora.org,
        cov@...eaurora.org, linux-arm-msm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2] dmaengine: qcom_hidma: cleanup sysfs entries during
 remove

On 11/13/2016 10:04 PM, Vinod Koul wrote:
> On Wed, Oct 19, 2016 at 02:42:46PM -0400, Sinan Kaya wrote:
>> The 4.8-rc8 kernel is printing duplicate file entry warnings while removing
>> the HIDMA object. This is caused by stale sysfs entries remaining from the
>> previous execution.
>>
>> _sysfs_warn_dup+0x5c/0x78
>>  sysfs_add_file_mode_ns+0x13c/0x1c0
>>  sysfs_create_file_ns+0x2c/0x40
>>  device_create_file+0x54/0xa0
>>  hidma_probe+0x7c8/0x808
>>
>> Create hidma_sysfs_init and hidma_sysfs_uninit functions and call them from
>> the probe and remove path. To do proper clean up, adding the attrs object
>> to the device data structure to keep it around until remove call is made.
> 
> This doesnt apply for me, I think due to other patches applied..
> 

OK. Let me rebase.

-- 
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.