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Illumos #2619 and #2747

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2619 asynchronous destruction of ZFS file systems
2747 SPA versioning with zfs feature flags
Reviewed by: Matt Ahrens <mahrens@delphix.com>
Reviewed by: George Wilson <gwilson@delphix.com>
Reviewed by: Richard Lowe <richlowe@richlowe.net>
Reviewed by: Dan Kruchinin <dan.kruchinin@gmail.com>
Approved by: Eric Schrock <Eric.Schrock@delphix.com>

References:
  illumos/illumos-gate@53089ab7c8
  illumos/illumos-gate@ad135b5d64
  illumos changeset: 13700:2889e2596bd6
  https://www.illumos.org/issues/2619
  https://www.illumos.org/issues/2747

NOTE: The grub specific changes were not ported.  This change
must be made to the Linux grub packages.

Ported-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Christopher Siden
2012-12-13 15:24:15 -08:00
committed by Brian Behlendorf
parent 15313c5e18
commit 9ae529ec5d
67 changed files with 4267 additions and 467 deletions
Download Patch File Download Diff File Expand all files Collapse all files
module/zfs/zio.c
+44 -2
View File
@@ -704,7 +704,7 @@ zio_write(zio_t *pio, spa_t *spa, uint64_t txg, blkptr_t *bp,
zp->zp_checksum < ZIO_CHECKSUM_FUNCTIONS &&
zp->zp_compress >= ZIO_COMPRESS_OFF &&
zp->zp_compress < ZIO_COMPRESS_FUNCTIONS &&
zp->zp_type < DMU_OT_NUMTYPES &&
DMU_OT_IS_VALID(zp->zp_type) &&
zp->zp_level < 32 &&
zp->zp_copies > 0 &&
zp->zp_copies <= spa_max_replication(spa) &&
@@ -988,7 +988,7 @@ zio_read_bp_init(zio_t *zio)
zio_push_transform(zio, cbuf, psize, psize, zio_decompress);
}
if (!dmu_ot[BP_GET_TYPE(bp)].ot_metadata && BP_GET_LEVEL(bp) == 0)
if (!DMU_OT_IS_METADATA(BP_GET_TYPE(bp)) && BP_GET_LEVEL(bp) == 0)
zio->io_flags |= ZIO_FLAG_DONT_CACHE;
if (BP_GET_TYPE(bp) == DMU_OT_DDT_ZAP)
@@ -3131,6 +3131,48 @@ static zio_pipe_stage_t *zio_pipeline[] = {
zio_done
};
/* dnp is the dnode for zb1->zb_object */
boolean_t
zbookmark_is_before(const dnode_phys_t *dnp, const zbookmark_t *zb1,
const zbookmark_t *zb2)
{
uint64_t zb1nextL0, zb2thisobj;
ASSERT(zb1->zb_objset == zb2->zb_objset);
ASSERT(zb2->zb_level == 0);
/*
* A bookmark in the deadlist is considered to be after
* everything else.
*/
if (zb2->zb_object == DMU_DEADLIST_OBJECT)
return (B_TRUE);
/* The objset_phys_t isn't before anything. */
if (dnp == NULL)
return (B_FALSE);
zb1nextL0 = (zb1->zb_blkid + 1) <<
((zb1->zb_level) * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT));
zb2thisobj = zb2->zb_object ? zb2->zb_object :
zb2->zb_blkid << (DNODE_BLOCK_SHIFT - DNODE_SHIFT);
if (zb1->zb_object == DMU_META_DNODE_OBJECT) {
uint64_t nextobj = zb1nextL0 *
(dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT) >> DNODE_SHIFT;
return (nextobj <= zb2thisobj);
}
if (zb1->zb_object < zb2thisobj)
return (B_TRUE);
if (zb1->zb_object > zb2thisobj)
return (B_FALSE);
if (zb2->zb_object == DMU_META_DNODE_OBJECT)
return (B_FALSE);
return (zb1nextL0 <= zb2->zb_blkid);
}
#if defined(_KERNEL) && defined(HAVE_SPL)
/* Fault injection */
EXPORT_SYMBOL(zio_injection_enabled);