forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

nfs41 do not allocate unused back channel pages

Browse source 
Signed-off-by: Andy Adamson <andros@netapp.com>
[Trond.Myklebust@netapp.com: moved definition of svc_is_backchannel()
 into include/linux/sunrpc/bc_xprt.h.]
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Andy Adamson 2010-01-26 21:24:04 -05:00 • committed by Trond Myklebust
commit ba17686f62
2 changed files with 19 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

15
include/linux/sunrpc/bc_xprt.h
View file

@ -38,12 +38,27 @@ int xprt_setup_backchannel(struct rpc_xprt *, unsigned int min_reqs);
void xprt_destroy_backchannel(struct rpc_xprt *, int max_reqs);
void bc_release_request(struct rpc_task *);
int bc_send(struct rpc_rqst *req);
/*
* Determine if a shared backchannel is in use
*/
static inline int svc_is_backchannel(const struct svc_rqst *rqstp)
{
if (rqstp->rq_server->bc_xprt)
return 1;
return 0;
}
#else /* CONFIG_NFS_V4_1 */
static inline int xprt_setup_backchannel(struct rpc_xprt *xprt,
unsigned int min_reqs)
{
return 0;
}
static inline int svc_is_backchannel(const struct svc_rqst *rqstp)
{
return 0;
}
#endif /* CONFIG_NFS_V4_1 */
#endif /* _LINUX_SUNRPC_BC_XPRT_H */