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| author |   Trond Myklebust <trondmy@gmail.com> | 2019-04-09 12:13:37 -0400 |
|---|---|---|
| committer |   J. Bruce Fields <bfields@redhat.com> | 2019-04-24 09:46:35 -0400 |
| commit | 4df493a260d4c1844437b28009013d5dc408d0df (patch) | |
| tree | 82fe51b97a8743281bbf7d40cdbeef9af50614bf /include/linux/sunrpc/svc_xprt.h | |
| parent | nfsd: Allow containers to set supported nfs versions (diff) | |
| download | linux-dev-4df493a260d4c1844437b28009013d5dc408d0df.tar.xz linux-dev-4df493a260d4c1844437b28009013d5dc408d0df.zip | |
SUNRPC: Cache the process user cred in the RPC server listener
In order to be able to interpret uids and gids correctly in knfsd, we
should cache the user namespace of the process that created the RPC
server's listener. To do so, we refcount the credential of that process.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'include/linux/sunrpc/svc_xprt.h')
| -rw-r--r-- | include/linux/sunrpc/svc_xprt.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h index b3f9577e17d6..ea6f46be9cb7 100644 --- a/include/linux/sunrpc/svc_xprt.h +++ b/include/linux/sunrpc/svc_xprt.h @@ -86,6 +86,7 @@ struct svc_xprt { struct list_head xpt_users; /* callbacks on free */ struct net *xpt_net; + const struct cred *xpt_cred; struct rpc_xprt *xpt_bc_xprt; /* NFSv4.1 backchannel */ struct rpc_xprt_switch *xpt_bc_xps; /* NFSv4.1 backchannel */ }; @@ -119,7 +120,8 @@ void svc_unreg_xprt_class(struct svc_xprt_class *); void svc_xprt_init(struct net *, struct svc_xprt_class *, struct svc_xprt *, struct svc_serv *); int svc_create_xprt(struct svc_serv *, const char *, struct net *, - const int, const unsigned short, int); + const int, const unsigned short, int, + const struct cred *); void svc_xprt_do_enqueue(struct svc_xprt *xprt); void svc_xprt_enqueue(struct svc_xprt *xprt); void svc_xprt_put(struct svc_xprt *xprt); |