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SubjectRe: [GIT PULL] Block driver changes for 3.20
On 02/12/2015 03:55 PM, Linus Torvalds wrote:
> On Thu, Feb 12, 2015 at 2:50 PM, Jens Axboe <axboe@fb.com> wrote:
>>
>> When the code was moved, it also morphed into the sas specific tag
>> allocation. And the LOWTAG part was for sil24, which doesn't call that code
>> anymore.
>
> Hmm. So where does the sil24 get its tag allocation from then? Because
> then *that* code presumably needs the LOWTAG hackery..


commit 9269e23496ddd83b974536019cf420520df0ee7f
Author: Shaohua Li <shli@fb.com>
Date: Fri Jan 23 20:17:59 2015 -0800

libata: make sata_sil24 use fifo tag allocator

libata starts using block tag now, we can use BLK_TAG_ALLOC_FIFO to
solve the sata_sil24 tag bug.

https://bugzilla.kernel.org/show_bug.cgi?id=87101

Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Shaohua Li <shli@fb.com>
Acked-by: Tejun Heo <tj@kernel.org>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>


--
Jens Axboe



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