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| author | Paul Dagnelie <pcd@delphix.com> | 2016-09-24 16:31:48 -0700 |
|---|---|---|
| committer | Matthew Ahrens <mahrens@delphix.com> | 2016-09-25 16:14:42 -0700 |
| commit | f76886de6cd6914424d9f6c25bd9d93d87889269 (patch) | |
| tree | 457c03f5532dac3fcaaa0d0006396122672c8946 /usr/src/uts/common/fs/zfs/dmu_traverse.c | |
| parent | 5bdf86e2a288d6c81a0bcc50a98699f52557bab6 (diff) | |
| download | illumos-joyent-f76886de6cd6914424d9f6c25bd9d93d87889269.tar.gz | |
7402 Create tunable to ignore hole_birth feature
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Approved by: Robert Mustacchi <rm@joyent.com>
Diffstat (limited to 'usr/src/uts/common/fs/zfs/dmu_traverse.c')
| -rw-r--r-- | usr/src/uts/common/fs/zfs/dmu_traverse.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/usr/src/uts/common/fs/zfs/dmu_traverse.c b/usr/src/uts/common/fs/zfs/dmu_traverse.c index 5075818de4..d3061a07f2 100644 --- a/usr/src/uts/common/fs/zfs/dmu_traverse.c +++ b/usr/src/uts/common/fs/zfs/dmu_traverse.c @@ -39,6 +39,7 @@ #include <sys/zfeature.h> int32_t zfs_pd_bytes_max = 50 * 1024 * 1024; /* 50MB */ +boolean_t send_holes_without_birth_time = B_TRUE; typedef struct prefetch_data { kmutex_t pd_mtx; @@ -253,7 +254,8 @@ traverse_visitbp(traverse_data_t *td, const dnode_phys_t *dnp, * * Note that the meta-dnode cannot be reallocated. */ - if ((!td->td_realloc_possible || + if (!send_holes_without_birth_time && + (!td->td_realloc_possible || zb->zb_object == DMU_META_DNODE_OBJECT) && td->td_hole_birth_enabled_txg <= td->td_min_txg) return (0); |