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zio: introduce zio_bp_cache
Sponsored-by: Klara, Inc. Sponsored-by: Wasabi Technology, Inc. Signed-off-by: Rob Norris <[email protected]>
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module/zfs/zio.c

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@@ -78,6 +78,7 @@ static int zio_deadman_log_all = B_FALSE;
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*/
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static kmem_cache_t *zio_cache;
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static kmem_cache_t *zio_link_cache;
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static kmem_cache_t *zio_bp_cache;
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kmem_cache_t *zio_buf_cache[SPA_MAXBLOCKSIZE >> SPA_MINBLOCKSHIFT];
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kmem_cache_t *zio_data_buf_cache[SPA_MAXBLOCKSIZE >> SPA_MINBLOCKSHIFT];
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#if defined(ZFS_DEBUG) && !defined(_KERNEL)
@@ -202,6 +203,8 @@ zio_init(void)
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sizeof (zio_t), 0, NULL, NULL, NULL, NULL, NULL, 0);
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zio_link_cache = kmem_cache_create("zio_link_cache",
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sizeof (zio_link_t), 0, NULL, NULL, NULL, NULL, NULL, 0);
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zio_bp_cache = kmem_cache_create("zio_bp_cache",
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sizeof (blkptr_t), 0, NULL, NULL, NULL, NULL, NULL, 0);
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wmsum_init(&ziostat_sums.ziostat_total_allocations, 0);
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wmsum_init(&ziostat_sums.ziostat_alloc_class_fallbacks, 0);
@@ -353,6 +356,7 @@ zio_fini(void)
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wmsum_fini(&ziostat_sums.ziostat_gang_writes);
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wmsum_fini(&ziostat_sums.ziostat_gang_multilevel);
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kmem_cache_destroy(zio_bp_cache);
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kmem_cache_destroy(zio_link_cache);
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kmem_cache_destroy(zio_cache);
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