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-rw-r--r--fs/nfsd/export.c11
-rw-r--r--fs/nfsd/nfsfh.c6
-rw-r--r--fs/nfsd/vfs.c2
-rw-r--r--net/sunrpc/auth_gss/svcauth_gss.c2
-rw-r--r--net/sunrpc/cache.c11
-rw-r--r--net/sunrpc/svcauth_unix.c1
6 files changed, 22 insertions, 11 deletions
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index b0591cd172eb..1137d09c5976 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -787,15 +787,20 @@ exp_get_by_name(svc_client *clp, struct vfsmount *mnt, struct dentry *dentry,
key.ex_dentry = dentry;
exp = svc_export_lookup(&key);
- if (exp != NULL)
- switch (cache_check(&svc_export_cache, &exp->h, reqp)) {
+ if (exp != NULL) {
+ int err;
+
+ err = cache_check(&svc_export_cache, &exp->h, reqp);
+ switch (err) {
case 0: break;
case -EAGAIN:
- exp = ERR_PTR(-EAGAIN);
+ case -ETIMEDOUT:
+ exp = ERR_PTR(err);
break;
default:
exp = NULL;
}
+ }
return exp;
}
diff --git a/fs/nfsd/nfsfh.c b/fs/nfsd/nfsfh.c
index 727ab3bd450d..b06bf9f70efc 100644
--- a/fs/nfsd/nfsfh.c
+++ b/fs/nfsd/nfsfh.c
@@ -169,9 +169,11 @@ fh_verify(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, int access)
exp = exp_find(rqstp->rq_client, 0, tfh, &rqstp->rq_chandle);
}
- error = nfserr_dropit;
- if (IS_ERR(exp) && PTR_ERR(exp) == -EAGAIN)
+ if (IS_ERR(exp) && (PTR_ERR(exp) == -EAGAIN
+ || PTR_ERR(exp) == -ETIMEDOUT)) {
+ error = nfserrno(PTR_ERR(exp));
goto out;
+ }
error = nfserr_stale;
if (!exp || IS_ERR(exp))
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 4883d7586229..7a79c23aa6d4 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -99,7 +99,7 @@ static struct raparm_hbucket raparm_hash[RAPARM_HASH_SIZE];
/*
* Called from nfsd_lookup and encode_dirent. Check if we have crossed
* a mount point.
- * Returns -EAGAIN leaving *dpp and *expp unchanged,
+ * Returns -EAGAIN or -ETIMEDOUT leaving *dpp and *expp unchanged,
* or nfs_ok having possibly changed *dpp and *expp
*/
int
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 3bf3520f92d1..066c64a97fd8 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1066,7 +1066,7 @@ svcauth_gss_accept(struct svc_rqst *rqstp, __be32 *authp)
}
switch(cache_check(&rsi_cache, &rsip->h, &rqstp->rq_chandle)) {
case -EAGAIN:
- goto drop;
+ case -ETIMEDOUT:
case -ENOENT:
goto drop;
case 0:
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 80aff0474572..824e8534e022 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -34,7 +34,7 @@
#define RPCDBG_FACILITY RPCDBG_CACHE
-static void cache_defer_req(struct cache_req *req, struct cache_head *item);
+static int cache_defer_req(struct cache_req *req, struct cache_head *item);
static void cache_revisit_request(struct cache_head *item);
static void cache_init(struct cache_head *h)
@@ -185,6 +185,7 @@ static int cache_make_upcall(struct cache_detail *detail, struct cache_head *h);
*
* Returns 0 if the cache_head can be used, or cache_puts it and returns
* -EAGAIN if upcall is pending,
+ * -ETIMEDOUT if upcall failed and should be retried,
* -ENOENT if cache entry was negative
*/
int cache_check(struct cache_detail *detail,
@@ -236,7 +237,8 @@ int cache_check(struct cache_detail *detail,
}
if (rv == -EAGAIN)
- cache_defer_req(rqstp, h);
+ if (cache_defer_req(rqstp, h) != 0)
+ rv = -ETIMEDOUT;
if (rv)
cache_put(h, detail);
@@ -523,14 +525,14 @@ static LIST_HEAD(cache_defer_list);
static struct list_head cache_defer_hash[DFR_HASHSIZE];
static int cache_defer_cnt;
-static void cache_defer_req(struct cache_req *req, struct cache_head *item)
+static int cache_defer_req(struct cache_req *req, struct cache_head *item)
{
struct cache_deferred_req *dreq;
int hash = DFR_HASH(item);
dreq = req->defer(req);
if (dreq == NULL)
- return;
+ return -ETIMEDOUT;
dreq->item = item;
dreq->recv_time = get_seconds();
@@ -571,6 +573,7 @@ static void cache_defer_req(struct cache_req *req, struct cache_head *item)
/* must have just been validated... */
cache_revisit_request(item);
}
+ return 0;
}
static void cache_revisit_request(struct cache_head *item)
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index a0a953a430c2..177f81608cfb 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -435,6 +435,7 @@ svcauth_unix_set_client(struct svc_rqst *rqstp)
default:
BUG();
case -EAGAIN:
+ case -ETIMEDOUT:
return SVC_DROP;
case -ENOENT:
return SVC_DENIED;