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-rw-r--r--include/sys/metaslab_impl.h1
-rw-r--r--module/zfs/metaslab.c9
2 files changed, 0 insertions, 10 deletions
diff --git a/include/sys/metaslab_impl.h b/include/sys/metaslab_impl.h
index 88bda071f..27a53b515 100644
--- a/include/sys/metaslab_impl.h
+++ b/include/sys/metaslab_impl.h
@@ -69,7 +69,6 @@ struct metaslab_class {
uint64_t mc_space; /* total space (alloc + free) */
uint64_t mc_dspace; /* total deflated space */
uint64_t mc_histogram[RANGE_TREE_HISTOGRAM_SIZE];
- kmutex_t mc_fastwrite_lock;
};
/*
diff --git a/module/zfs/metaslab.c b/module/zfs/metaslab.c
index 8946f39ad..19323cdb8 100644
--- a/module/zfs/metaslab.c
+++ b/module/zfs/metaslab.c
@@ -198,7 +198,6 @@ metaslab_class_create(spa_t *spa, metaslab_ops_t *ops)
mc->mc_spa = spa;
mc->mc_rotor = NULL;
mc->mc_ops = ops;
- mutex_init(&mc->mc_fastwrite_lock, NULL, MUTEX_DEFAULT, NULL);
return (mc);
}
@@ -212,7 +211,6 @@ metaslab_class_destroy(metaslab_class_t *mc)
ASSERT(mc->mc_space == 0);
ASSERT(mc->mc_dspace == 0);
- mutex_destroy(&mc->mc_fastwrite_lock);
kmem_free(mc, sizeof (metaslab_class_t));
}
@@ -2214,9 +2212,6 @@ metaslab_alloc_dva(spa_t *spa, metaslab_class_t *mc, uint64_t psize,
if (psize >= metaslab_gang_bang && (ddi_get_lbolt() & 3) == 0)
return (SET_ERROR(ENOSPC));
- if (flags & METASLAB_FASTWRITE)
- mutex_enter(&mc->mc_fastwrite_lock);
-
/*
* Start at the rotor and loop through all mgs until we find something.
* Note that there's no locking on mc_rotor or mc_aliquot because
@@ -2401,7 +2396,6 @@ top:
if (flags & METASLAB_FASTWRITE) {
atomic_add_64(&vd->vdev_pending_fastwrite,
psize);
- mutex_exit(&mc->mc_fastwrite_lock);
}
return (0);
@@ -2425,9 +2419,6 @@ next:
bzero(&dva[d], sizeof (dva_t));
- if (flags & METASLAB_FASTWRITE)
- mutex_exit(&mc->mc_fastwrite_lock);
-
return (SET_ERROR(ENOSPC));
}