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- // SPDX-License-Identifier: GPL-2.0-only
- /* identifiers for device / performance-differentiated memory regions */
- #include <linux/idr.h>
- #include <linux/types.h>
- #include <linux/memregion.h>
- static DEFINE_IDA(memregion_ids);
- int memregion_alloc(gfp_t gfp)
- {
- return ida_alloc(&memregion_ids, gfp);
- }
- EXPORT_SYMBOL(memregion_alloc);
- void memregion_free(int id)
- {
- ida_free(&memregion_ids, id);
- }
- EXPORT_SYMBOL(memregion_free);
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