18 lines
471 B
C
18 lines
471 B
C
struct list_head {
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struct list_head *next, *prev;
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};
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struct dm_exception {
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struct list_head hash_list;
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unsigned long long old_chunk;
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unsigned long long new_chunk;
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};
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struct dm_exception *dm_lookup_exception(struct list_head *table, unsigned long long chunk) {
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struct list_head *slot;
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struct dm_exception *e;
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slot = &table[0];
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e = (struct dm_exception *)slot->next;
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for (; &e->hash_list != (slot);)
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if (chunk <= (e->new_chunk>>56))
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return e;
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}
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