.. | .. |
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17 | 17 | struct mapped_device; |
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18 | 18 | |
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19 | 19 | /* |
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20 | | - * One of these is allocated per request. |
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21 | | - */ |
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22 | | -struct dm_rq_target_io { |
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23 | | - struct mapped_device *md; |
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24 | | - struct dm_target *ti; |
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25 | | - struct request *orig, *clone; |
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26 | | - struct kthread_work work; |
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27 | | - blk_status_t error; |
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28 | | - union map_info info; |
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29 | | - struct dm_stats_aux stats_aux; |
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30 | | - unsigned long duration_jiffies; |
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31 | | - unsigned n_sectors; |
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32 | | - unsigned completed; |
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33 | | -}; |
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34 | | - |
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35 | | -/* |
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36 | 20 | * For request-based dm - the bio clones we allocate are embedded in these |
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37 | 21 | * structs. |
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38 | 22 | * |
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.. | .. |
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46 | 30 | struct bio clone; |
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47 | 31 | }; |
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48 | 32 | |
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49 | | -bool dm_use_blk_mq_default(void); |
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50 | | -bool dm_use_blk_mq(struct mapped_device *md); |
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51 | | - |
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52 | | -int dm_old_init_request_queue(struct mapped_device *md, struct dm_table *t); |
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53 | 33 | int dm_mq_init_request_queue(struct mapped_device *md, struct dm_table *t); |
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54 | 34 | void dm_mq_cleanup_mapped_device(struct mapped_device *md); |
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55 | 35 | |
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