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Date:   Wed, 19 Aug 2020 01:48:15 +0000
From:   linmiaohe <>
To:     Eric Dumazet <>
CC:     David Miller <>,
        Jakub Kicinski <>,
        "" <>,
        Florian Westphal <>,
        Pravin B Shelar <>,
        Davide Caratti <>,
        Steffen Klassert <>,
        "Paolo Abeni" <>,
        "" <>,
        "" <>,
        netdev <>,
        LKML <>
Subject: Re: [PATCH] net: Relax the npages test against MAX_SKB_FRAGS

Eric Dumazet <> wrote:
>On Tue, Aug 18, 2020 at 4:58 AM Miaohe Lin <> wrote:
>> The npages test against MAX_SKB_FRAGS can be relaxed if we succeed to 
>> allocate high order pages as the note in comment said.
>We do not want this change.
>This interface is used by datagram providers, we do not want to claim they can safely use skb allocations over 64KB.
>Returning -EMSGSIZE should not depend on availability of high-order pages.
>The comment was a hint, but we need first a valid user before considering expanding the interface.

I see. Many thanks for reply and explaination. :)

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