19 lines
570 B
Text
19 lines
570 B
Text
What: /sys/block/dm-<num>/bow/free
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Date: January 2023
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KernelVersion: 5.15
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Contact: paullawrence@google.com
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Description: free space
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Free space on device in bytes. Only valid in state 0
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Users: Android vold to determine if there is sufficient space for expected size
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of checksum
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What: /sys/block/dm-<num>/bow/state
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Date: January 2023
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KernelVersion: 5.15
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Contact: paullawrence@google.com
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Description: dm-bow state
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Read-write string containing 0, 1 or 2
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0: Trim mode
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1: Checkpoint mode
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2: Committed mode
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See Documentation/device-mapper/dm-bow for details
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