bcachefs: Workqueues should be WQ_HIGHPRI
Most bcachefs workqueues are used for completions, and should be WQ_HIGHPRI - this helps reduce queuing delays, we want to complete quickly once we can no longer signal backpressure by blocking. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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@ -862,13 +862,13 @@ static struct bch_fs *bch2_fs_alloc(struct bch_sb *sb, struct bch_opts opts)
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c->inode_shard_bits = ilog2(roundup_pow_of_two(num_possible_cpus()));
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if (!(c->btree_update_wq = alloc_workqueue("bcachefs",
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WQ_FREEZABLE|WQ_UNBOUND|WQ_MEM_RECLAIM, 512)) ||
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WQ_HIGHPRI|WQ_FREEZABLE|WQ_MEM_RECLAIM|WQ_UNBOUND, 512)) ||
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!(c->btree_io_complete_wq = alloc_workqueue("bcachefs_btree_io",
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WQ_FREEZABLE|WQ_MEM_RECLAIM, 1)) ||
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WQ_HIGHPRI|WQ_FREEZABLE|WQ_MEM_RECLAIM, 1)) ||
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!(c->copygc_wq = alloc_workqueue("bcachefs_copygc",
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WQ_FREEZABLE|WQ_MEM_RECLAIM|WQ_CPU_INTENSIVE, 1)) ||
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WQ_HIGHPRI|WQ_FREEZABLE|WQ_MEM_RECLAIM|WQ_CPU_INTENSIVE, 1)) ||
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!(c->io_complete_wq = alloc_workqueue("bcachefs_io",
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WQ_FREEZABLE|WQ_HIGHPRI|WQ_MEM_RECLAIM, 512)) ||
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WQ_HIGHPRI|WQ_FREEZABLE|WQ_MEM_RECLAIM, 512)) ||
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!(c->write_ref_wq = alloc_workqueue("bcachefs_write_ref",
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WQ_FREEZABLE, 0)) ||
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#ifndef BCH_WRITE_REF_DEBUG
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