> * On Sun, 2008-11-30 at 19:06 +0000, Sam Leffler wrote:
>
>> Author: sam
>> Date: Sun Nov 30 19:06:35 2008
>> New Revision: 185482
>> URL:
http://svn.freebsd.org/changeset/base/185482
>>
>> Log:
>> Major overhaul:
>> o eliminate private state indexed by 802.11 rate codes; use the hal's
>> rate tables directly to get the same info
>> o calculate a mask of operational rates to optimize lookups and checks
>> (instead of using for loops and similar)
>> o optimize size bin operations
>> o ignore rates marked as "do not use" in the hal phy tables
>> o fix bug that caused upshifting to break in 11g once the rate dropped
>> below 11Mb/s
>> o add more intelligent multi-rate tx schedules
>> o add support for 1/2 and 1/4 width channels
>> o add dev.ath.X.sample_stats sysctl to dump runtime statistics to the console
>> (needs to go up to a user app)
>> o export more tuning knobs via sysctls (still a couple of magic constants)
>>
>
> Looks like, after that commit, I can't use if_ath loaded as module any
> more:
>
> # kldload /boot/kernel/ath_rate.ko
> kldload: can't load /boot/kernel/ath_rate.ko: No such file or directory
> # dmesg | tail -n1
> link_elf: symbol ath_hal_computetxtime undefined
> #
>
> Yes, I've read UPDATING entry 20081130.
> But I have no ath_hal entry in my kernel config,
> I've loaded ath as KLDs.
>
> How to fix that problem ?
>
