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36 lines
742 B
C
36 lines
742 B
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _TOOLS_MMZONE_H
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#define _TOOLS_MMZONE_H
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#include <linux/atomic.h>
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struct pglist_data *first_online_pgdat(void);
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struct pglist_data *next_online_pgdat(struct pglist_data *pgdat);
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#define for_each_online_pgdat(pgdat) \
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for (pgdat = first_online_pgdat(); \
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pgdat; \
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pgdat = next_online_pgdat(pgdat))
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enum zone_type {
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__MAX_NR_ZONES
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};
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#define MAX_NR_ZONES __MAX_NR_ZONES
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#define MAX_ORDER 11
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#define MAX_ORDER_NR_PAGES (1 << (MAX_ORDER - 1))
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#define pageblock_order (MAX_ORDER - 1)
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#define pageblock_nr_pages BIT(pageblock_order)
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struct zone {
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atomic_long_t managed_pages;
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};
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typedef struct pglist_data {
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struct zone node_zones[MAX_NR_ZONES];
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} pg_data_t;
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#endif
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