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| author | J. Bruce Fields <bfields@fieldses.org> | 2005-10-13 16:54:43 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2005-10-18 23:19:43 -0700 |
| commit | ead5e1c26fdcd969cf40c49cb0589d56879d240d (patch) | |
| tree | af0e04aed32eac60b35c987b933dbc132f0e780b /include/linux | |
| parent | 293f1eb551a77fe5c8956a559a3c0baea95cd9bc (diff) | |
| download | lwn-ead5e1c26fdcd969cf40c49cb0589d56879d240d.tar.gz lwn-ead5e1c26fdcd969cf40c49cb0589d56879d240d.zip | |
SUNRPC: Provide a callback to allow free pages allocated during xdr encoding
For privacy, we need to allocate pages to store the encrypted data (passed
in pages can't be used without the risk of corrupting data in the page cache).
So we need a way to free that memory after the request has been transmitted.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/sunrpc/xprt.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 068e1fb0868b..3b8b6e823c70 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -73,7 +73,10 @@ struct rpc_rqst { int rq_cong; /* has incremented xprt->cong */ int rq_received; /* receive completed */ u32 rq_seqno; /* gss seq no. used on req. */ - + int rq_enc_pages_num; + struct page **rq_enc_pages; /* scratch pages for use by + gss privacy code */ + void (*rq_release_snd_buf)(struct rpc_rqst *); /* release rq_enc_pages */ struct list_head rq_list; struct xdr_buf rq_private_buf; /* The receive buffer |