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    SubjectRe: [PATCH 2/2]: softirq: Add support for triggering softirq work on softirqs.
    From: Andrew Morton <>
    Date: Sat, 20 Sep 2008 00:46:08 -0700

    > Seems from the above `>> 16' you're stuffing the softirq ID into the
    > upper 16 bits of call_single_data.flags. Is it needed? Another u32
    > can be added to call_single_data for free on 64-bit, or it could be
    > split into two u16's.

    call_single_data is already too large, simply adding it to
    struct sk_buff had negative performance impacts that are
    forcing me to trim the size of the existing structure a bit.

    I think just documenting the usage of the bits is better, and
    I'll do that in my next rev.

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      Last update: 2008-09-20 12:39    [W:0.018 / U:16.648 seconds]
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