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authorPaul Dagnelie <[email protected]>2015-12-22 02:31:57 +0100
committerBrian Behlendorf <[email protected]>2016-01-08 15:08:19 -0800
commitfcff0f35bd522076bdda7491c88a91cc0aa531a3 (patch)
tree63e2e9db6fce37f64559cdaaf7247d2f51e85d2d /cmd/zdb/zdb.c
parent00af2ff6f219b4f73aebaaf9496cf5ea4b6728a3 (diff)
Illumos 5960, 5925
5960 zfs recv should prefetch indirect blocks 5925 zfs receive -o origin= Reviewed by: Prakash Surya <[email protected]> Reviewed by: Matthew Ahrens <[email protected]> References: https://www.illumos.org/issues/5960 https://www.illumos.org/issues/5925 https://github.com/illumos/illumos-gate/commit/a2cdcdd Porting notes: - [lib/libzfs/libzfs_sendrecv.c] - b8864a2 Fix gcc cast warnings - 325f023 Add linux kernel device support - 5c3f61e Increase Linux pipe buffer size on 'zfs receive' - [module/zfs/zfs_vnops.c] - 3558fd7 Prototype/structure update for Linux - c12e3a5 Restructure zfs_readdir() to fix regressions - [module/zfs/zvol.c] - Function @zvol_map_block() isn't needed in ZoL - 9965059 Prefetch start and end of volumes - [module/zfs/dmu.c] - Fixed ISO C90 - mixed declarations and code - Function dmu_prefetch() 'int i' is initialized before the following code block (c90 vs. c99) - [module/zfs/dbuf.c] - fc5bb51 Fix stack dbuf_hold_impl() - 9b67f60 Illumos 4757, 4913 - 34229a2 Reduce stack usage for recursive traverse_visitbp() - [module/zfs/dmu_send.c] - Fixed ISO C90 - mixed declarations and code - b58986e Use large stacks when available - 241b541 Illumos 5959 - clean up per-dataset feature count code - 77aef6f Use vmem_alloc() for nvlists - 00b4602 Add linux kernel memory support Ported-by: kernelOfTruth [email protected] Signed-off-by: Brian Behlendorf <[email protected]>
Diffstat (limited to 'cmd/zdb/zdb.c')
-rw-r--r--cmd/zdb/zdb.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/cmd/zdb/zdb.c b/cmd/zdb/zdb.c
index 8f0421487..efac66c22 100644
--- a/cmd/zdb/zdb.c
+++ b/cmd/zdb/zdb.c
@@ -2489,6 +2489,9 @@ zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp,
dmu_object_type_t type;
boolean_t is_metadata;
+ if (bp == NULL)
+ return (0);
+
if (dump_opt['b'] >= 5 && bp->blk_birth > 0) {
char blkbuf[BP_SPRINTF_LEN];
snprintf_blkptr(blkbuf, sizeof (blkbuf), bp);
@@ -2985,7 +2988,7 @@ zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp,
avl_index_t where;
zdb_ddt_entry_t *zdde, zdde_search;
- if (BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp))
+ if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp))
return (0);
if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) {