[PATCH RFC 06/21] NFSD: Constify @fh argument of knfsd_fh_hash()

From: Chuck Lever <chuck.lever@oracle.com>
To: bfields@fieldses.org, Bill.Baker@oracle.com
Cc: linux-nfs@vger.kernel.org
Subject: [PATCH RFC 06/21] NFSD: Constify @fh argument of knfsd_fh_hash()
Date: Wed, 16 Sep 2020 17:42:44 -0400	[thread overview]
Message-ID: <160029256470.29208.12060672647527057465.stgit@klimt.1015granger.net> (raw)
In-Reply-To: <160029169954.29208.8757662600714736320.stgit@klimt.1015granger.net>

Refactor: Enable knfsd_fh_hash() to be invoked in functions where
the FH is const.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 fs/nfsd/nfsfh.h |    7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/fs/nfsd/nfsfh.h b/fs/nfsd/nfsfh.h
index 56cfbc361561..1a2e28369d04 100644
--- a/fs/nfsd/nfsfh.h
+++ b/fs/nfsd/nfsfh.h
@@ -219,15 +219,12 @@ static inline bool fh_fsid_match(struct knfsd_fh *fh1, struct knfsd_fh *fh2)
  * returns a crc32 hash for the filehandle that is compatible with
  * the one displayed by "wireshark".
  */
-
-static inline u32
-knfsd_fh_hash(struct knfsd_fh *fh)
+static inline u32 knfsd_fh_hash(const struct knfsd_fh *fh)
 {
 	return ~crc32_le(0xFFFFFFFF, (unsigned char *)&fh->fh_base, fh->fh_size);
 }
 #else
-static inline u32
-knfsd_fh_hash(struct knfsd_fh *fh)
+static inline u32 knfsd_fh_hash(const struct knfsd_fh *fh)
 {
 	return 0;
 }


