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-rw-r--r--fs/nfs/super.c31
1 files changed, 21 insertions, 10 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 0d6473cb00..075b31c93f 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -129,11 +129,7 @@ static void nfs_ssc_unregister_ops(void)
}
#endif /* CONFIG_NFS_V4_2 */
-static struct shrinker acl_shrinker = {
- .count_objects = nfs_access_cache_count,
- .scan_objects = nfs_access_cache_scan,
- .seeks = DEFAULT_SEEKS,
-};
+static struct shrinker *acl_shrinker;
/*
* Register the NFS filesystems
@@ -153,9 +149,18 @@ int __init register_nfs_fs(void)
ret = nfs_register_sysctl();
if (ret < 0)
goto error_2;
- ret = register_shrinker(&acl_shrinker, "nfs-acl");
- if (ret < 0)
+
+ acl_shrinker = shrinker_alloc(0, "nfs-acl");
+ if (!acl_shrinker) {
+ ret = -ENOMEM;
goto error_3;
+ }
+
+ acl_shrinker->count_objects = nfs_access_cache_count;
+ acl_shrinker->scan_objects = nfs_access_cache_scan;
+
+ shrinker_register(acl_shrinker);
+
#ifdef CONFIG_NFS_V4_2
nfs_ssc_register_ops();
#endif
@@ -175,7 +180,7 @@ error_0:
*/
void __exit unregister_nfs_fs(void)
{
- unregister_shrinker(&acl_shrinker);
+ shrinker_free(acl_shrinker);
nfs_unregister_sysctl();
unregister_nfs4_fs();
#ifdef CONFIG_NFS_V4_2
@@ -1071,7 +1076,7 @@ static void nfs_fill_super(struct super_block *sb, struct nfs_fs_context *ctx)
sb->s_export_op = &nfs_export_ops;
break;
case 4:
- sb->s_flags |= SB_POSIXACL;
+ sb->s_iflags |= SB_I_NOUMASK;
sb->s_time_gran = 1;
sb->s_time_min = S64_MIN;
sb->s_time_max = S64_MAX;
@@ -1366,6 +1371,7 @@ unsigned short max_session_cb_slots = NFS4_DEF_CB_SLOT_TABLE_SIZE;
unsigned short send_implementation_id = 1;
char nfs4_client_id_uniquifier[NFS4_CLIENT_ID_UNIQ_LEN] = "";
bool recover_lost_locks = false;
+short nfs_delay_retrans = -1;
EXPORT_SYMBOL_GPL(nfs_callback_nr_threads);
EXPORT_SYMBOL_GPL(nfs_callback_set_tcpport);
@@ -1376,6 +1382,7 @@ EXPORT_SYMBOL_GPL(max_session_cb_slots);
EXPORT_SYMBOL_GPL(send_implementation_id);
EXPORT_SYMBOL_GPL(nfs4_client_id_uniquifier);
EXPORT_SYMBOL_GPL(recover_lost_locks);
+EXPORT_SYMBOL_GPL(nfs_delay_retrans);
#define NFS_CALLBACK_MAXPORTNR (65535U)
@@ -1424,5 +1431,9 @@ MODULE_PARM_DESC(recover_lost_locks,
"If the server reports that a lock might be lost, "
"try to recover it risking data corruption.");
-
+module_param_named(delay_retrans, nfs_delay_retrans, short, 0644);
+MODULE_PARM_DESC(delay_retrans,
+ "Unless negative, specifies the number of times the NFSv4 "
+ "client retries a request before returning an EAGAIN error, "
+ "after a reply of NFS4ERR_DELAY from the server.");
#endif /* CONFIG_NFS_V4 */