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https://github.com/versity/scoutfs.git
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3a51ca369b
Add the weak item cache that is used for reads that can handle results being a little behind. This gives us a lot more freedom to implement the cache that biases concurrent reads. Signed-off-by: Zach Brown <zab@versity.com>
20 lines
712 B
C
20 lines
712 B
C
#ifndef _SCOUTFS_WKIC_H_
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#define _SCOUTFS_WKIC_H_
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#include "format.h"
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typedef int (*wkic_iter_cb_t)(struct scoutfs_key *key, void *val, unsigned int val_len,
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void *cb_arg);
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int scoutfs_wkic_iterate(struct super_block *sb, struct scoutfs_key *key, struct scoutfs_key *last,
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struct scoutfs_key *range_start, struct scoutfs_key *range_end,
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wkic_iter_cb_t cb, void *cb_arg);
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int scoutfs_wkic_iterate_stable(struct super_block *sb, struct scoutfs_key *key,
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struct scoutfs_key *last, struct scoutfs_key *range_start,
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struct scoutfs_key *range_end, wkic_iter_cb_t cb, void *cb_arg);
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int scoutfs_wkic_setup(struct super_block *sb);
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void scoutfs_wkic_destroy(struct super_block *sb);
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#endif
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