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authorChuck Lever <chuck.lever@oracle.com>2022-07-08 14:25:50 -0400
committerChuck Lever <chuck.lever@oracle.com>2022-07-29 20:11:42 -0400
commit8755326399f471ec3b31e2ab8c5074c0d28a0fb5 (patch)
tree03dbc15c052261091ae3ba292933bcc4827dbddf /fs/nfsd/filecache.c
parentf53cef15dddec7203df702cdc62e554190385450 (diff)
downloadlinux-8755326399f471ec3b31e2ab8c5074c0d28a0fb5.tar.gz
NFSD: nfsd_file_unhash can compute hashval from nf->nf_inode
Remove an unnecessary usage of nf_hashval.

Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/filecache.c')
-rw-r--r--fs/nfsd/filecache.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c
index 92e3e7d4fcd1..a9034d87f006 100644
--- a/fs/nfsd/filecache.c
+++ b/fs/nfsd/filecache.c
@@ -273,13 +273,17 @@ static void nfsd_file_lru_remove(struct nfsd_file *nf)
 static void
 nfsd_file_do_unhash(struct nfsd_file *nf)
 {
-	lockdep_assert_held(&nfsd_file_hashtbl[nf->nf_hashval].nfb_lock);
+	struct inode *inode = nf->nf_inode;
+	unsigned int hashval = (unsigned int)hash_long(inode->i_ino,
+				NFSD_FILE_HASH_BITS);
+
+	lockdep_assert_held(&nfsd_file_hashtbl[hashval].nfb_lock);
 
 	trace_nfsd_file_unhash(nf);
 
 	if (nfsd_file_check_write_error(nf))
 		nfsd_reset_write_verifier(net_generic(nf->nf_net, nfsd_net_id));
-	--nfsd_file_hashtbl[nf->nf_hashval].nfb_count;
+	--nfsd_file_hashtbl[hashval].nfb_count;
 	hlist_del_rcu(&nf->nf_node);
 	atomic_long_dec(&nfsd_filecache_count);
 }