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authorTrond Myklebust <Trond.Myklebust@netapp.com>2013-04-04 03:27:52 +0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-04-06 01:03:57 +0400
commit826e0013082a86fb16f2e414314a5268f744fb96 (patch)
tree0e99a0f165cc4057dcb372da8bbf19f6c2b98c49
parentb02ba0b66095d2fdcc6b74538aa5a0ae13976745 (diff)
downloadlinux-826e0013082a86fb16f2e414314a5268f744fb96.tar.xz
NFSv4: Fix CB_RECALL_ANY to only return delegations that are not in use
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
-rw-r--r--fs/nfs/callback_proc.c2
-rw-r--r--fs/nfs/delegation.c14
-rw-r--r--fs/nfs/delegation.h2
3 files changed, 9 insertions, 9 deletions
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 2960512792c2..a13d26ede254 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -500,7 +500,7 @@ __be32 nfs4_callback_recallany(struct cb_recallanyargs *args, void *dummy,
&args->craa_type_mask))
pnfs_recall_all_layouts(cps->clp);
if (flags)
- nfs_expire_all_delegation_types(cps->clp, flags);
+ nfs_expire_unused_delegation_types(cps->clp, flags);
out:
dprintk("%s: exit with status = %d\n", __func__, ntohl(status));
return status;
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 60e2e6e3e323..f30bd1ec63b9 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -564,7 +564,7 @@ void nfs_server_return_all_delegations(struct nfs_server *server)
}
}
-static void nfs_mark_return_all_delegation_types(struct nfs_server *server,
+static void nfs_mark_return_unused_delegation_types(struct nfs_server *server,
fmode_t flags)
{
struct nfs_delegation *delegation;
@@ -573,18 +573,18 @@ static void nfs_mark_return_all_delegation_types(struct nfs_server *server,
if ((delegation->type == (FMODE_READ|FMODE_WRITE)) && !(flags & FMODE_WRITE))
continue;
if (delegation->type & flags)
- nfs_mark_return_delegation(server, delegation);
+ nfs_mark_return_if_closed_delegation(server, delegation);
}
}
-static void nfs_client_mark_return_all_delegation_types(struct nfs_client *clp,
+static void nfs_client_mark_return_unused_delegation_types(struct nfs_client *clp,
fmode_t flags)
{
struct nfs_server *server;
rcu_read_lock();
list_for_each_entry_rcu(server, &clp->cl_superblocks, client_link)
- nfs_mark_return_all_delegation_types(server, flags);
+ nfs_mark_return_unused_delegation_types(server, flags);
rcu_read_unlock();
}
@@ -601,14 +601,14 @@ void nfs_remove_bad_delegation(struct inode *inode)
EXPORT_SYMBOL_GPL(nfs_remove_bad_delegation);
/**
- * nfs_expire_all_delegation_types
+ * nfs_expire_unused_delegation_types
* @clp: client to process
* @flags: delegation types to expire
*
*/
-void nfs_expire_all_delegation_types(struct nfs_client *clp, fmode_t flags)
+void nfs_expire_unused_delegation_types(struct nfs_client *clp, fmode_t flags)
{
- nfs_client_mark_return_all_delegation_types(clp, flags);
+ nfs_client_mark_return_unused_delegation_types(clp, flags);
nfs_delegation_run_state_manager(clp);
}
diff --git a/fs/nfs/delegation.h b/fs/nfs/delegation.h
index 22f0a138e551..9a79c7a99d6d 100644
--- a/fs/nfs/delegation.h
+++ b/fs/nfs/delegation.h
@@ -42,7 +42,7 @@ void nfs_inode_return_delegation_noreclaim(struct inode *inode);
struct inode *nfs_delegation_find_inode(struct nfs_client *clp, const struct nfs_fh *fhandle);
void nfs_server_return_all_delegations(struct nfs_server *);
void nfs_expire_all_delegations(struct nfs_client *clp);
-void nfs_expire_all_delegation_types(struct nfs_client *clp, fmode_t flags);
+void nfs_expire_unused_delegation_types(struct nfs_client *clp, fmode_t flags);
void nfs_expire_unreferenced_delegations(struct nfs_client *clp);
int nfs_client_return_marked_delegations(struct nfs_client *clp);
int nfs_delegations_present(struct nfs_client *clp);