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DLPX-44812 integrate EP-220 large memory scalability

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This commit is contained in:
David Quigley
2016-07-22 11:52:49 -04:00
committed by Brian Behlendorf
parent 616fa7c02b
commit a6255b7fce
49 changed files with 2625 additions and 798 deletions
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module/zfs/ddt.c
+6 -6
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@@ -21,7 +21,7 @@
/*
* Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2015 by Delphix. All rights reserved.
* Copyright (c) 2012, 2016 by Delphix. All rights reserved.
*/
#include <sys/zfs_context.h>
@@ -36,6 +36,7 @@
#include <sys/zio_checksum.h>
#include <sys/zio_compress.h>
#include <sys/dsl_scan.h>
#include <sys/abd.h>
static kmem_cache_t *ddt_cache;
static kmem_cache_t *ddt_entry_cache;
@@ -706,9 +707,8 @@ ddt_free(ddt_entry_t *dde)
for (p = 0; p < DDT_PHYS_TYPES; p++)
ASSERT(dde->dde_lead_zio[p] == NULL);
if (dde->dde_repair_data != NULL)
zio_buf_free(dde->dde_repair_data,
DDK_GET_PSIZE(&dde->dde_key));
if (dde->dde_repair_abd != NULL)
abd_free(dde->dde_repair_abd);
cv_destroy(&dde->dde_cv);
kmem_cache_free(ddt_entry_cache, dde);
@@ -1002,7 +1002,7 @@ ddt_repair_done(ddt_t *ddt, ddt_entry_t *dde)
ddt_enter(ddt);
if (dde->dde_repair_data != NULL && spa_writeable(ddt->ddt_spa) &&
if (dde->dde_repair_abd != NULL && spa_writeable(ddt->ddt_spa) &&
avl_find(&ddt->ddt_repair_tree, dde, &where) == NULL)
avl_insert(&ddt->ddt_repair_tree, dde, where);
else
@@ -1040,7 +1040,7 @@ ddt_repair_entry(ddt_t *ddt, ddt_entry_t *dde, ddt_entry_t *rdde, zio_t *rio)
continue;
ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk);
zio_nowait(zio_rewrite(zio, zio->io_spa, 0, &blk,
rdde->dde_repair_data, DDK_GET_PSIZE(rddk), NULL, NULL,
rdde->dde_repair_abd, DDK_GET_PSIZE(rddk), NULL, NULL,
ZIO_PRIORITY_SYNC_WRITE, ZIO_DDT_CHILD_FLAGS(zio), NULL));
}