LU-7221 ldlm: do not take a reference on target if stopping

[fs/lustre-release.git] / lustre / llite / remote_perm.c

diff --git a/lustre/llite/remote_perm.c b/lustre/llite/remote_perm.c
index 52d09bb..99a30e4 100644 (file)
--- a/lustre/llite/remote_perm.c
+++ b/lustre/llite/remote_perm.c
@@ -27,7 +27,7 @@
  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2012, 2014, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -46,8 +46,11 @@
 #include <linux/module.h>
 #include <linux/types.h>
 #include <linux/version.h>
+#include <linux/user_namespace.h>
+#ifdef HAVE_UIDGID_HEADER
+# include <linux/uidgid.h>
+#endif
 
-#include <lustre_lite.h>
 #include <lustre_ha.h>
 #include <lustre_dlm.h>
 #include <lprocfs_status.h>
@@ -97,9 +100,10 @@ static struct hlist_head *alloc_rmtperm_hash(void)
 
 void free_rmtperm_hash(struct hlist_head *hash)
 {
-        int i;
-        struct ll_remote_perm *lrp;
-       struct hlist_node *node, *next;
+       int i;
+       struct ll_remote_perm *lrp;
+       struct hlist_node __maybe_unused *node;
+       struct hlist_node *next;
 
         if(!hash)
                 return;
@@ -122,10 +126,10 @@ static inline int remote_perm_hashfunc(uid_t uid)
 static int do_check_remote_perm(struct ll_inode_info *lli, int mask)
 {
        struct hlist_head *head;
-        struct ll_remote_perm *lrp;
-       struct hlist_node *node;
-        int found = 0, rc;
-        ENTRY;
+       struct ll_remote_perm *lrp;
+       struct hlist_node __maybe_unused *node;
+       int found = 0, rc;
+       ENTRY;
 
        if (!lli->lli_remote_perms)
                RETURN(-ENOENT);
@@ -162,11 +166,11 @@ out:
 
 int ll_update_remote_perm(struct inode *inode, struct mdt_remote_perm *perm)
 {
-        struct ll_inode_info *lli = ll_i2info(inode);
-        struct ll_remote_perm *lrp = NULL, *tmp = NULL;
+       struct ll_inode_info *lli = ll_i2info(inode);
+       struct ll_remote_perm *lrp = NULL, *tmp = NULL;
        struct hlist_head *head, *perm_hash = NULL;
-       struct hlist_node *node;
-        ENTRY;
+       struct hlist_node __maybe_unused *node;
+       ENTRY;
 
         LASSERT(ll_i2sbi(inode)->ll_flags & LL_SBI_RMT_CLIENT);
 
@@ -253,7 +257,6 @@ int lustre_check_remote_perm(struct inode *inode, int mask)
         struct ll_sb_info *sbi = ll_i2sbi(inode);
         struct ptlrpc_request *req = NULL;
         struct mdt_remote_perm *perm;
-        struct obd_capa *oc;
         cfs_time_t save;
         int i = 0, rc;
         ENTRY;
@@ -281,10 +284,8 @@ int lustre_check_remote_perm(struct inode *inode, int mask)
                         LBUG();
                 }
 
-                oc = ll_mdscapa_get(inode);
-                rc = md_get_remote_perm(sbi->ll_md_exp, ll_inode2fid(inode), oc,
-                                        ll_i2suppgid(inode), &req);
-                capa_put(oc);
+               rc = md_get_remote_perm(sbi->ll_md_exp, ll_inode2fid(inode),
+                                       ll_i2suppgid(inode), &req);
                 if (rc) {
                        mutex_unlock(&lli->lli_rmtperm_mutex);
                         break;