Re: [PATCH] io_uring/rsrc: Add support for multi-folio buffer coalescing

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On 5/6/24 6:57 AM, Jens Axboe wrote:
> Can you add some justification to this commit message? A good commit
> message should basically be the WHY of why this commit exists in the
> first place. Your commit message just explains what the patch does,
> which I can just read the code to see for myself.
> 
> As it stands, it's not clear to me or anyone casually reading this
> commit message why the change is being done in the first place.

Thank you for the instruction. I'll submit a V2 patchset with better
commit message.

> Outside of that, you probably want to split this into two parts - one
> that adds the helper for the existing code, then one that modifies it
> for your change. We need this to be as simple as possible to review, as
> we've had a security issue with page coalescing in this code in the
> past.

Will split this in V2.

> Minor comments below, will wait with a full review until this is split
> to be more easily reviewable.

Thank you for the comments. Will address them in V2.




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