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Re: [PATCH 1/3] minstrel_ht: improve accuracy of throughput metric at high data rates

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On Sat, 2013-03-02 at 21:20 +0100, Felix Fietkau wrote:
> At high data rates the average frame transmission durations are small
> enough for rounding errors to matter, sometimes causing minstrel to use
> slightly lower transmit rates than necessary.
> To fix this, change the unit of the duration value to nanoseconds
> instead of microseconds, and reorder the multiplications/divisions when
> calculating the throughput metric so that they don't overflow or
> truncate prematurely.
> At 2-stream HT40 this makes TCP throughput a bit more stable.

Applied all 3.

johannes

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