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lib/metadata/snapshot_manip.c

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static uint64_t _cow_extra_chunks(struct cmd_context *cmd, uint64_t n_chunks)

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{

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        const struct segment_type *segtype;

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        unsigned attrs;

 

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        unsigned attrs = 0;

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        if (activation() &&

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            (segtype = get_segtype_from_string(cmd, "snapshot")) &&

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int lv_is_merging_cow(const struct logical_volume *snapshot)

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{

 

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        struct lv_segment *snap_seg = find_snapshot(snapshot);

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        /* checks lv_segment's status to see if cow is merging */

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        return (find_snapshot(snapshot)->status & MERGING) ? 1 : 0;

 

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        return (snap_seg && (snap_seg->status & MERGING)) ? 1 : 0;

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}

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struct lv_segment *find_snapshot(const struct logical_volume *lv)

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