Re: [PATCH 2/2] xfs: remove the extra processing of zero size in xfs_idata_realloc()

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On 2020/11/24 19:52, Christoph Hellwig wrote:
> On Tue, Nov 24, 2020 at 06:45:31PM +0800, Zhen Lei wrote:
>> krealloc() does the free operation when the parameter new_size is 0, with
>> ZERO_SIZE_PTR returned. Because all other places use NULL to check whether
>> if_data is available or not, so covert it from ZERO_SIZE_PTR to NULL.
> 
> This new code looks much harder to read than the version it replaced.

OK

> 
> 




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