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Date:   Mon, 18 Jul 2022 17:25:00 +0200
From:   Maurizio Lombardi <>
To:     Chen Lin <>
Cc:     Alexander Duyck <>,
        Jakub Kicinski <>,
        Andrew Morton <>,
        linux-mm <>,
        LKML <>,
        Netdev <>
Subject: Re: Re: [PATCH V3] mm: prevent page_frag_alloc() from corrupting the memory

po 18. 7. 2022 v 16:40 odesílatel Chen Lin <> napsal:
> But the original intention of page frag interface is indeed to allocate memory
> less than one page. It's not a good idea to  complicate the definition of
> "page fragment".

I see your point, I just don't think it makes much sense to break
drivers here and there
when a practically identical 2-lines patch can fix the memory corruption bug
without changing a single line of code in the drivers.

By the way, I will wait for the maintainers to decide on the matter.


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