Merge tag 'nfsd-6.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux

Pull nfsd fixes from Chuck Lever::

 - Revert one v6.13 fix at the author's request (to be done differently)

 - Fix a minor problem with recent NFSv4.2 COPY enhancements

 - Fix an NFSv4.0 callback bug introduced in the v6.13 merge window

* tag 'nfsd-6.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux:
  nfsd: restore callback functionality for NFSv4.0
  NFSD: fix management of pending async copies
  nfsd: Revert "nfsd: release svc_expkey/svc_export with rcu_work"

1 files changed, 6 insertions, 25 deletions

diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index eacafe46e3b6..aa4712362b3b 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -40,24 +40,15 @@
 #define	EXPKEY_HASHMAX		(1 << EXPKEY_HASHBITS)
 #define	EXPKEY_HASHMASK		(EXPKEY_HASHMAX -1)
 
-static void expkey_put_work(struct work_struct *work)
+static void expkey_put(struct kref *ref)
 {
-	struct svc_expkey *key =
-		container_of(to_rcu_work(work), struct svc_expkey, ek_rcu_work);
+	struct svc_expkey *key = container_of(ref, struct svc_expkey, h.ref);
 
 	if (test_bit(CACHE_VALID, &key->h.flags) &&
 	    !test_bit(CACHE_NEGATIVE, &key->h.flags))
 		path_put(&key->ek_path);
 	auth_domain_put(key->ek_client);
-	kfree(key);
-}
-
-static void expkey_put(struct kref *ref)
-{
-	struct svc_expkey *key = container_of(ref, struct svc_expkey, h.ref);
-
-	INIT_RCU_WORK(&key->ek_rcu_work, expkey_put_work);
-	queue_rcu_work(system_wq, &key->ek_rcu_work);
+	kfree_rcu(key, ek_rcu);
 }
 
 static int expkey_upcall(struct cache_detail *cd, struct cache_head *h)
@@ -364,26 +355,16 @@ static void export_stats_destroy(struct export_stats *stats)
 					    EXP_STATS_COUNTERS_NUM);
 }
 
-static void svc_export_put_work(struct work_struct *work)
+static void svc_export_put(struct kref *ref)
 {
-	struct svc_export *exp =
-		container_of(to_rcu_work(work), struct svc_export, ex_rcu_work);
-
+	struct svc_export *exp = container_of(ref, struct svc_export, h.ref);
 	path_put(&exp->ex_path);
 	auth_domain_put(exp->ex_client);
 	nfsd4_fslocs_free(&exp->ex_fslocs);
 	export_stats_destroy(exp->ex_stats);
 	kfree(exp->ex_stats);
 	kfree(exp->ex_uuid);
-	kfree(exp);
-}
-
-static void svc_export_put(struct kref *ref)
-{
-	struct svc_export *exp = container_of(ref, struct svc_export, h.ref);
-
-	INIT_RCU_WORK(&exp->ex_rcu_work, svc_export_put_work);
-	queue_rcu_work(system_wq, &exp->ex_rcu_work);
+	kfree_rcu(exp, ex_rcu);
 }
 
 static int svc_export_upcall(struct cache_detail *cd, struct cache_head *h)