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SUNRPC: add xprt switch API for printing formatted remote peer addresses

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Add a new method to the transport switch API to provide a way to convert
the opaque contents of xprt->addr to a human-readable string.

Test plan:
Compile kernel with CONFIG_NFS enabled.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever
2006-08-22 20:06:18 -04:00
committed by Trond Myklebust
parent 39d7bbcb5b
commit edb267a688
2 changed files with 82 additions and 8 deletions
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11
include/linux/sunrpc/xprt.h
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@@ -51,6 +51,14 @@ struct rpc_timeout {
unsigned char to_exponential;
};
enum rpc_display_format_t {
RPC_DISPLAY_ADDR = 0,
RPC_DISPLAY_PORT,
RPC_DISPLAY_PROTO,
RPC_DISPLAY_ALL,
RPC_DISPLAY_MAX,
};
struct rpc_task;
struct rpc_xprt;
struct seq_file;
@@ -103,6 +111,7 @@ struct rpc_rqst {
struct rpc_xprt_ops {
void (*set_buffer_size)(struct rpc_xprt *xprt, size_t sndsize, size_t rcvsize);
char * (*print_addr)(struct rpc_xprt *xprt, enum rpc_display_format_t format);
int (*reserve_xprt)(struct rpc_task *task);
void (*release_xprt)(struct rpc_xprt *xprt, struct rpc_task *task);
void (*rpcbind)(struct rpc_task *task);
@@ -207,6 +216,8 @@ struct rpc_xprt {
void (*old_data_ready)(struct sock *, int);
void (*old_state_change)(struct sock *);
void (*old_write_space)(struct sock *);
char * address_strings[RPC_DISPLAY_MAX];
};
#define XPRT_LAST_FRAG (1 << 0)