Re: [PATCH 1/2] libata: switch to using block layer tagging support

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Jeff Garzik wrote:
> Jens Axboe wrote:
>> libata currently has a pretty dumb ATA_MAX_QUEUE loop for finding
>> a free tag to use. Instead of fixing that up, convert libata to
>> using block layer tagging - gets rid of code in libata, and is also
>> much faster.
>>
>> Signed-off-by: Jens Axboe <jens.axboe@xxxxxxxxxx>
>> ---
>>  drivers/ata/libata-core.c |   65
>> ++++----------------------------------------
>>  drivers/ata/libata-scsi.c |   23 ++++++++++++++-
>>  drivers/ata/libata.h      |   19 ++++++++++++-
>>  include/linux/libata.h    |    1 -
>>  4 files changed, 44 insertions(+), 64 deletions(-)
> 
> Patch looks good to me, with regards (a) simplex, (b) master/slave, (c)
> non-queued and (d) NCQ.  I'm not confident about the PMP case, but if
> Tejun is happy, I guess I can go ahead and queue these...

Unfortunately, I'm not quite happy yet. :-) Jens, any progress on
this?

Thanks.

-- 
tejun
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