Re: [PATCH 1/2] xfs: check the return value of krealloc()

From: Leizhen (ThunderTown)
Date: Tue Nov 24 2020 - 07:05:37 EST




On 2020/11/24 19:51, Christoph Hellwig wrote:
> On Tue, Nov 24, 2020 at 06:45:30PM +0800, Zhen Lei wrote:
>> krealloc() may fail to expand the memory space. Add sanity checks to it,
>> and WARN() if that really happened.
>
> What part of the __GFP_NOFAIL semantics isn't clear enough?

Oh, sorry, I didn't notice __GFP_NOFAIL flag.

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