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afeee514ce
Convert md to embedded bio sets. Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
33 lines
649 B
C
33 lines
649 B
C
/* 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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