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SUNRPC: Uninline xprt_get(); It isn't performance critical.

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Also allow callers to pass NULL arguments to xprt_get() and xprt_put().

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust
2015-02-24 20:31:39 -05:00
parent 5edd1051f4
commit 30c5116b11
2 changed files with 24 additions and 16 deletions
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16
include/linux/sunrpc/xprt.h
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@@ -13,6 +13,7 @@
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/ktime.h>
#include <linux/kref.h>
#include <linux/sunrpc/sched.h>
#include <linux/sunrpc/xdr.h>
#include <linux/sunrpc/msg_prot.h>
@@ -166,7 +167,7 @@ enum xprt_transports {
};
struct rpc_xprt {
atomic_t count; /* Reference count */
struct kref kref; /* Reference count */
struct rpc_xprt_ops * ops; /* transport methods */
const struct rpc_timeout *timeout; /* timeout parms */
@@ -318,24 +319,13 @@ int xprt_adjust_timeout(struct rpc_rqst *req);
void xprt_release_xprt(struct rpc_xprt *xprt, struct rpc_task *task);
void xprt_release_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task);
void xprt_release(struct rpc_task *task);
struct rpc_xprt * xprt_get(struct rpc_xprt *xprt);
void xprt_put(struct rpc_xprt *xprt);
struct rpc_xprt * xprt_alloc(struct net *net, size_t size,
unsigned int num_prealloc,
unsigned int max_req);
void xprt_free(struct rpc_xprt *);
/**
* xprt_get - return a reference to an RPC transport.
* @xprt: pointer to the transport
*
*/
static inline struct rpc_xprt *xprt_get(struct rpc_xprt *xprt)
{
if (atomic_inc_not_zero(&xprt->count))
return xprt;
return NULL;
}
static inline __be32 *xprt_skip_transport_header(struct rpc_xprt *xprt, __be32 *p)
{
return p + xprt->tsh_size;