blk-mq: abstract out helpers for allocating/freeing tag maps

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Prep patch for adding an extra tag map for scheduler requests.

Signed-off-by: Jens Axboe <axboe@fb.com>
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Omar Sandoval <osandov@fb.com>

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Jens Axboe 2017-01-11 14:29:56 -07:00

parent 4941115bef

commit cc71a6f438

2 changed files with 83 additions and 48 deletions

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117

block/blk-mq.c

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14

block/blk-mq.h

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