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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
commit8f9aa2c90530ab92301a82231ae44f3722becd93 (patch)
treefb282e955b0a880b07131a135257fe3ec764e928 /fs/lockd/lockd.h
parent93467b31bec6da512b51544e5e4584f2745e995e (diff)
parent155b42bec9cbb6b8cdc47dd9bd09503a81fbe493 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/lockd/lockd.h')
-rw-r--r--fs/lockd/lockd.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/lockd/lockd.h b/fs/lockd/lockd.h
index 1db6cb352542..9aa6acb43f9a 100644
--- a/fs/lockd/lockd.h
+++ b/fs/lockd/lockd.h
@@ -52,6 +52,14 @@
*/
#define LOCKD_DFLT_TIMEO 10
+/*
+ * Number of leading bytes of nfs_fh.data that file_hash()
+ * digests when bucketing nlm_files[]. Sized for historical
+ * NFSv2 handles; nfs_fh.data must be initialized at least
+ * this far before lookup, regardless of fh.size.
+ */
+#define LOCKD_FH_HASH_SIZE 32
+
/* error codes new to NLMv4 */
#define nlm4_deadlock cpu_to_be32(NLM_DEADLCK)
#define nlm4_rofs cpu_to_be32(NLM_ROFS)