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26 lines
692 B
C
26 lines
692 B
C
#ifndef _FS_CEPH_MSGPOOL
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#define _FS_CEPH_MSGPOOL
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#include <linux/mempool.h>
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#include "messenger.h"
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/*
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* we use memory pools for preallocating messages we may receive, to
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* avoid unexpected OOM conditions.
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*/
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struct ceph_msgpool {
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const char *name;
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mempool_t *pool;
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int front_len; /* preallocated payload size */
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};
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extern int ceph_msgpool_init(struct ceph_msgpool *pool,
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int front_len, int size, bool blocking,
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const char *name);
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extern void ceph_msgpool_destroy(struct ceph_msgpool *pool);
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extern struct ceph_msg *ceph_msgpool_get(struct ceph_msgpool *,
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int front_len);
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extern void ceph_msgpool_put(struct ceph_msgpool *, struct ceph_msg *);
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#endif
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