38 lines
753 B
C
38 lines
753 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_ZSWAP_H
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#define _LINUX_ZSWAP_H
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#include <linux/types.h>
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#include <linux/mm_types.h>
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extern u64 zswap_pool_total_size;
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extern atomic_t zswap_stored_pages;
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#ifdef CONFIG_ZSWAP
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bool zswap_store(struct page *page);
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bool zswap_load(struct page *page);
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void zswap_invalidate(int type, pgoff_t offset);
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void zswap_swapon(int type);
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void zswap_swapoff(int type);
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#else
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static inline bool zswap_store(struct page *page)
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{
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return false;
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}
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static inline bool zswap_load(struct page *page)
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{
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return false;
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}
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static inline void zswap_invalidate(int type, pgoff_t offset) {}
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static inline void zswap_swapon(int type) {}
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static inline void zswap_swapoff(int type) {}
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#endif
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#endif /* _LINUX_ZSWAP_H */
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