linux-kernel - Re: [PATCH v2 0/4] DMA: PL330: Fix mem leaks and balance probe/remove

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Message-ID: <CAG17yqR_ZqRULT209N0PvhuwWfUYdA1sj6pb2sMq_4F-2Po-Pw@mail.gmail.com>
Date:	Tue, 16 Oct 2012 17:02:28 +0530
From:	Inderpal Singh <inderpal.singh@...aro.org>
To:	vinod.koul@...el.com, Jassi Brar <jassisinghbrar@...il.com>
Cc:	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
	boojin.kim@...sung.com, patches@...aro.org, kgene.kim@...sung.com
Subject: Re: [PATCH v2 0/4] DMA: PL330: Fix mem leaks and balance probe/remove

On 13 October 2012 16:33, Jassi Brar <jassisinghbrar@...il.com> wrote:
> On Fri, Oct 5, 2012 at 3:47 PM, Inderpal Singh
> <inderpal.singh@...aro.org> wrote:
>> The first 2 patches of this series fix memory leaks because the memory
>> allocated for peripheral channels and DMA descriptors were not getting
>> freed.
>>
>> The last 2 patches balance the module's remove function.
>>
>> This series depends on "61c6e7531d3b66b3 ........DMA: PL330: Check the
>> pointer returned by kzalloc" which is on slave-dma's "fixes" branch.
>> Hence slave-dma tree's "next" branch was merged with "fixes" and
>> applied patch at [1] to fix the build error.
>>
>> [1] http://permalink.gmane.org/gmane.linux.kernel.next/24274
>>
>> Changes since v1:
>>  - Protect only list_add_tail with spin_locks
>>  - Return EBUSY from remove if channel is in use
>>  - unregister dma_device in remove
>>
>> Inderpal Singh (4):
>>   DMA: PL330: Free memory allocated for peripheral channels
>>   DMA: PL330: Change allocation method to properly free  DMA
>>     descriptors
>>   DMA: PL330: Balance module remove function with probe
>>   DMA: PL330: unregister dma_device in module's remove function
>>
>>  drivers/dma/pl330.c |   53 ++++++++++++++++++++++++++++++++++++---------------
>>  1 file changed, 38 insertions(+), 15 deletions(-)
>>
> All seem fine.
> Acked-by: Jassi Brar <jassisinghbrar@...il.com>
>
Thanks Jassi.

Vinod,
I have tested this series against your latest slave-dma ->fixes branch
which is based on 3.7-rc1.
The patchset applies cleanly and works fine.

Thanks,
Inder

> Thanks.
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