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32 lines
649 B
32 lines
649 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _MULTIPATH_H |
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#define _MULTIPATH_H |
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struct multipath_info { |
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struct md_rdev *rdev; |
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}; |
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struct mpconf { |
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struct mddev *mddev; |
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struct multipath_info *multipaths; |
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int raid_disks; |
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spinlock_t device_lock; |
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struct list_head retry_list; |
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mempool_t pool; |
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}; |
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/* |
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* this is our 'private' 'collective' MULTIPATH buffer head. |
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* it contains information about what kind of IO operations were started |
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* for this MULTIPATH operation, and about their status: |
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*/ |
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struct multipath_bh { |
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struct mddev *mddev; |
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struct bio *master_bio; |
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struct bio bio; |
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int path; |
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struct list_head retry_list; |
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}; |
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#endif
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