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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-22 07:54:33 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-22 07:54:33 -0700
commita87e84b5cdfacf11af4e8a85c4bca9793658536f (patch)
treef8e3cb2d339d8ed0e987d55f725e501730cdc81d /fs/nfsd/vfs.c
parent342ff1a1b558ebbdb8cbd55ab6a63eca8b2473ca (diff)
parent3c394ddaa7ea4205f933fd9b481166b2669368a9 (diff)
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Merge branch 'for-2.6.32' of git://linux-nfs.org/~bfields/linux
* 'for-2.6.32' of git://linux-nfs.org/~bfields/linux: (68 commits) nfsd4: nfsv4 clients should cross mountpoints nfsd: revise 4.1 status documentation sunrpc/cache: avoid variable over-loading in cache_defer_req sunrpc/cache: use list_del_init for the list_head entries in cache_deferred_req nfsd: return success for non-NFS4 nfs4_state_start nfsd41: Refactor create_client() nfsd41: modify nfsd4.1 backchannel to use new xprt class nfsd41: Backchannel: Implement cb_recall over NFSv4.1 nfsd41: Backchannel: cb_sequence callback nfsd41: Backchannel: Setup sequence information nfsd41: Backchannel: Server backchannel RPC wait queue nfsd41: Backchannel: Add sequence arguments to callback RPC arguments nfsd41: Backchannel: callback infrastructure nfsd4: use common rpc_cred for all callbacks nfsd4: allow nfs4 state startup to fail SUNRPC: Defer the auth_gss upcall when the RPC call is asynchronous nfsd4: fix null dereference creating nfsv4 callback client nfsd4: fix whitespace in NFSPROC4_CLNT_CB_NULL definition nfsd41: sunrpc: add new xprt class for nfsv4.1 backchannel sunrpc/cache: simplify cache_fresh_locked and cache_fresh_unlocked. ...
Diffstat (limited to 'fs/nfsd/vfs.c')
-rw-r--r--fs/nfsd/vfs.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 8fa09bfbcba..a293f027326 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -89,6 +89,12 @@ struct raparm_hbucket {
#define RAPARM_HASH_MASK (RAPARM_HASH_SIZE-1)
static struct raparm_hbucket raparm_hash[RAPARM_HASH_SIZE];
+static inline int
+nfsd_v4client(struct svc_rqst *rq)
+{
+ return rq->rq_prog == NFS_PROGRAM && rq->rq_vers == 4;
+}
+
/*
* Called from nfsd_lookup and encode_dirent. Check if we have crossed
* a mount point.
@@ -115,7 +121,8 @@ nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp,
path_put(&path);
goto out;
}
- if ((exp->ex_flags & NFSEXP_CROSSMOUNT) || EX_NOHIDE(exp2)) {
+ if (nfsd_v4client(rqstp) ||
+ (exp->ex_flags & NFSEXP_CROSSMOUNT) || EX_NOHIDE(exp2)) {
/* successfully crossed mount point */
/*
* This is subtle: path.dentry is *not* on path.mnt