| commit | ee1b6f7aff94019c09e73837054979063f722046 | [log] [tgz] |
|---|---|---|
| author | Shaohua Li <shli@fb.com> | Thu Jan 15 17:32:25 2015 -0800 |
| committer | Jens Axboe <axboe@fb.com> | Fri Jan 23 14:15:46 2015 -0700 |
| tree | 79c7b943d7c6d62fec1874afd2c50964de054aa0 | |
| parent | bb5c3cdda37aad22996d6da2addd58cadc0436c0 [diff] |
block: support different tag allocation policy The libata tag allocation is using a round-robin policy. Next patch will make libata use block generic tag allocation, so let's add a policy to tag allocation. Currently two policies: FIFO (default) and round-robin. Cc: Jens Axboe <axboe@fb.com> Cc: Tejun Heo <tj@kernel.org> Cc: Christoph Hellwig <hch@infradead.org> Signed-off-by: Shaohua Li <shli@fb.com> Signed-off-by: Jens Axboe <axboe@fb.com>