Orange Pi5 kernel

What:		/sys/fs/xfs/<disk>/log/log_head_lsn
Date:		July 2014
KernelVersion:	3.17
Contact:	xfs@oss.sgi.com
Description:
<------><------>The log sequence number (LSN) of the current head of the
<------><------>log. The LSN is exported in "cycle:basic block" format.
Users:		xfstests
 
What:		/sys/fs/xfs/<disk>/log/log_tail_lsn
Date:		July 2014
KernelVersion:	3.17
Contact:	xfs@oss.sgi.com
Description:
<------><------>The log sequence number (LSN) of the current tail of the
<------><------>log. The LSN is exported in "cycle:basic block" format.
 
What:		/sys/fs/xfs/<disk>/log/reserve_grant_head
Date:		July 2014
KernelVersion:	3.17
Contact:	xfs@oss.sgi.com
Description:
<------><------>The current state of the log reserve grant head. It
<------><------>represents the total log reservation of all currently
<------><------>outstanding transactions. The grant head is exported in
<------><------>"cycle:bytes" format.
Users:		xfstests
 
What:		/sys/fs/xfs/<disk>/log/write_grant_head
Date:		July 2014
KernelVersion:	3.17
Contact:	xfs@oss.sgi.com
Description:
<------><------>The current state of the log write grant head. It
<------><------>represents the total log reservation of all currently
<------><------>oustanding transactions, including regrants due to
<------><------>rolling transactions. The grant head is exported in
<------><------>"cycle:bytes" format.
Users:		xfstests