smb: client: account smb directory cache usage and per-tcon totals

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Add lightweight accounting for directory lease cache usage
to aid debugging and limiting cache size in future. Track
per-directory entry/byte counts and maintain per-tcon
aggregates. Also expose the totals in /proc/fs/cifs/open_dirs.

Signed-off-by: Bharath SM <bharathsm@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>

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Bharath SM 2025-09-29 15:57:46 -05:00 • committed by Steve French

parent dde6667fa3

commit 63eb8bd6c8

5 changed files with 63 additions and 14 deletions

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18

fs/smb/client/cached_dir.c

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9

fs/smb/client/cached_dir.h

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8

fs/smb/client/cifs_debug.c

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2

fs/smb/client/cifsfs.c

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40

fs/smb/client/readdir.c

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