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SUNRPC: Convert the credcache lookup code to use RCU

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Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2007-06-24 15:55:26 -04:00
parent e092bdcd93
commit 31be5bf15f
4 changed files with 92 additions and 44 deletions
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3
include/linux/sunrpc/auth.h
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@@ -16,6 +16,7 @@
#include <linux/sunrpc/xdr.h>
#include <asm/atomic.h>
#include <linux/rcupdate.h>
/* size of the nodename buffer */
#define UNX_MAXNODENAME 32
@@ -35,6 +36,7 @@ struct rpc_credops;
struct rpc_cred {
struct hlist_node cr_hash; /* hash chain */
struct list_head cr_lru; /* lru garbage collection */
struct rcu_head cr_rcu;
struct rpc_auth * cr_auth;
const struct rpc_credops *cr_ops;
#ifdef RPC_DEBUG
@@ -50,6 +52,7 @@ struct rpc_cred {
};
#define RPCAUTH_CRED_NEW 0
#define RPCAUTH_CRED_UPTODATE 1
#define RPCAUTH_CRED_HASHED 2
#define RPCAUTH_CRED_MAGIC 0x0f4aa4f0