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authorMadhuparna Bhowmik <madhuparnabhowmik10@gmail.com>2020-02-13 20:33:59 +0530
committerChuck Lever <chuck.lever@oracle.com>2020-03-16 12:04:31 -0400
commit057a2274357786c637093866c6668d5ff048436f (patch)
tree8a54cf50ba89461d5960954a1642b2403da921f0 /fs/nfsd
parent36a8049181d590939a793e55105bb5921ec8c8b8 (diff)
fs: nfsd: fileache.c: Use built-in RCU list checking
list_for_each_entry_rcu() has built-in RCU and lock checking. Pass cond argument to list_for_each_entry_rcu() to silence false lockdep warning when CONFIG_PROVE_RCU_LIST is enabled by default. Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10@gmail.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/filecache.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c
index 22e77ede9f14..82198d747c4c 100644
--- a/fs/nfsd/filecache.c
+++ b/fs/nfsd/filecache.c
@@ -890,7 +890,7 @@ nfsd_file_find_locked(struct inode *inode, unsigned int may_flags,
unsigned char need = may_flags & NFSD_FILE_MAY_MASK;
hlist_for_each_entry_rcu(nf, &nfsd_file_hashtbl[hashval].nfb_head,
- nf_node) {
+ nf_node, lockdep_is_held(&nfsd_file_hashtbl[hashval].nfb_lock)) {
if ((need & nf->nf_may) != need)
continue;
if (nf->nf_inode != inode)