mk-rootfs.sh

hc

2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376

 kernel/drivers/md/bcache/Kconfig
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+# SPDX-License-Identifier: GPL-2.0-only
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 config BCACHE
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 	tristate "Block device as cache"
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 	Keeps all active closures in a linked list and provides a debugfs
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 	interface to list them, which makes it possible to see asynchronous
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 	operations that get stuck.
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+
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+config BCACHE_ASYNC_REGISTRATION
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+	bool "Asynchronous device registration (EXPERIMENTAL)"
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+	depends on BCACHE
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+	help
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+	Add a sysfs file /sys/fs/bcache/register_async. Writing registering
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+	device path into this file will returns immediately and the real
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+	registration work is handled in kernel work queue in asynchronous
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+	way.