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3740 Poor ZFS send / receive performance due to snapshot hold / release processing
Submitted by: Steven Hartland <steven.hartland@multiplay.co.uk>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>

*** 21,30 **** --- 21,31 ---- */ /* * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2012 by Delphix. All rights reserved. * Copyright (c) 2012, Joyent, Inc. All rights reserved. + * Copyright (c) 2013 Steven Hartland. All rights reserved. */ #ifndef _SYS_DSL_USERHOLD_H #define _SYS_DSL_USERHOLD_H
*** 41,52 **** int dsl_dataset_user_hold(nvlist_t *holds, minor_t cleanup_minor, nvlist_t *errlist); int dsl_dataset_user_release(nvlist_t *holds, nvlist_t *errlist); int dsl_dataset_get_holds(const char *dsname, nvlist_t *nvl); ! void dsl_dataset_user_release_tmp(struct dsl_pool *dp, uint64_t dsobj, ! const char *htag); int dsl_dataset_user_hold_check_one(struct dsl_dataset *ds, const char *htag, boolean_t temphold, struct dmu_tx *tx); void dsl_dataset_user_hold_sync_one(struct dsl_dataset *ds, const char *htag, minor_t minor, uint64_t now, struct dmu_tx *tx); --- 42,52 ---- int dsl_dataset_user_hold(nvlist_t *holds, minor_t cleanup_minor, nvlist_t *errlist); int dsl_dataset_user_release(nvlist_t *holds, nvlist_t *errlist); int dsl_dataset_get_holds(const char *dsname, nvlist_t *nvl); ! void dsl_dataset_user_release_tmp(struct dsl_pool *dp, nvlist_t *holds); int dsl_dataset_user_hold_check_one(struct dsl_dataset *ds, const char *htag, boolean_t temphold, struct dmu_tx *tx); void dsl_dataset_user_hold_sync_one(struct dsl_dataset *ds, const char *htag, minor_t minor, uint64_t now, struct dmu_tx *tx);