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xfs: document log sysfs attributes in testing ABI

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Create a sysfs-fs-xfs ABI documentation file for newly added sysfs
attributes. This is created under the testing section.

Signed-off-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Brian Foster 2014-07-15 08:09:06 +10:00 committed by Dave Chinner
parent 80d6d69821
commit a087481811
1 changed files with 39 additions and 0 deletions
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Documentation/ABI/testing/sysfs-fs-xfs Normal file
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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