diff options
| author | Paul Dagnelie <[email protected]> | 2015-12-22 02:31:57 +0100 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2016-01-08 15:08:19 -0800 |
| commit | fcff0f35bd522076bdda7491c88a91cc0aa531a3 (patch) | |
| tree | 63e2e9db6fce37f64559cdaaf7247d2f51e85d2d /module/zfs/zap.c | |
| parent | 00af2ff6f219b4f73aebaaf9496cf5ea4b6728a3 (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 'module/zfs/zap.c')
| -rw-r--r-- | module/zfs/zap.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/module/zfs/zap.c b/module/zfs/zap.c index cf0b92c7d..189956af0 100644 --- a/module/zfs/zap.c +++ b/module/zfs/zap.c @@ -162,8 +162,9 @@ zap_table_grow(zap_t *zap, zap_table_phys_t *tbl, newblk = zap_allocate_blocks(zap, tbl->zt_numblks * 2); tbl->zt_nextblk = newblk; ASSERT0(tbl->zt_blks_copied); - dmu_prefetch(zap->zap_objset, zap->zap_object, - tbl->zt_blk << bs, tbl->zt_numblks << bs); + dmu_prefetch(zap->zap_objset, zap->zap_object, 0, + tbl->zt_blk << bs, tbl->zt_numblks << bs, + ZIO_PRIORITY_SYNC_READ); } /* @@ -949,7 +950,8 @@ fzap_prefetch(zap_name_t *zn) if (zap_idx_to_blk(zap, idx, &blk) != 0) return; bs = FZAP_BLOCK_SHIFT(zap); - dmu_prefetch(zap->zap_objset, zap->zap_object, blk << bs, 1 << bs); + dmu_prefetch(zap->zap_objset, zap->zap_object, 0, blk << bs, 1 << bs, + ZIO_PRIORITY_SYNC_READ); } /* @@ -1295,9 +1297,10 @@ fzap_get_stats(zap_t *zap, zap_stats_t *zs) } else { int b; - dmu_prefetch(zap->zap_objset, zap->zap_object, + dmu_prefetch(zap->zap_objset, zap->zap_object, 0, zap_f_phys(zap)->zap_ptrtbl.zt_blk << bs, - zap_f_phys(zap)->zap_ptrtbl.zt_numblks << bs); + zap_f_phys(zap)->zap_ptrtbl.zt_numblks << bs, + ZIO_PRIORITY_SYNC_READ); for (b = 0; b < zap_f_phys(zap)->zap_ptrtbl.zt_numblks; b++) { |