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Illumos 5960, 5925

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5960 zfs recv should prefetch indirect blocks
5925 zfs receive -o origin=
Reviewed by: Prakash Surya <prakash.surya@delphix.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>

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 kerneloftruth@gmail.com
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Paul Dagnelie
2015-12-22 02:31:57 +01:00
committed by Brian Behlendorf
parent 00af2ff6f2
commit fcff0f35bd
40 changed files with 1426 additions and 397 deletions
Download Patch File Download Diff File Expand all files Collapse all files
module/zfs/dnode_sync.c
+3 -3
View File
@@ -192,7 +192,7 @@ free_verify(dmu_buf_impl_t *db, uint64_t start, uint64_t end, dmu_tx_t *tx)
rw_enter(&dn->dn_struct_rwlock, RW_READER);
err = dbuf_hold_impl(dn, db->db_level-1,
(db->db_blkid << epbs) + i, TRUE, FTAG, &child);
(db->db_blkid << epbs) + i, TRUE, FALSE, FTAG, &child);
rw_exit(&dn->dn_struct_rwlock);
if (err == ENOENT)
continue;
@@ -288,7 +288,7 @@ free_children(dmu_buf_impl_t *db, uint64_t blkid, uint64_t nblks,
continue;
rw_enter(&dn->dn_struct_rwlock, RW_READER);
VERIFY0(dbuf_hold_impl(dn, db->db_level - 1,
i, B_TRUE, FTAG, &subdb));
i, TRUE, FALSE, FTAG, &subdb));
rw_exit(&dn->dn_struct_rwlock);
ASSERT3P(bp, ==, subdb->db_blkptr);
@@ -362,7 +362,7 @@ dnode_sync_free_range_impl(dnode_t *dn, uint64_t blkid, uint64_t nblks,
continue;
rw_enter(&dn->dn_struct_rwlock, RW_READER);
VERIFY0(dbuf_hold_impl(dn, dnlevel - 1, i,
TRUE, FTAG, &db));
TRUE, FALSE, FTAG, &db));
rw_exit(&dn->dn_struct_rwlock);
free_children(db, blkid, nblks, tx);