diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c index b0591cd172eb7636f95d615c5fa2f0c454202682..1137d09c59765486fd56359821c0e901d3d335bd 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 727ab3bd450d54bffee6183ddf8fea3e1d3bdb75..b06bf9f70efc380b0dad39c891d9060584e97fc0 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 4883d758622983cab8fc870d4bddf7ba67491971..7a79c23aa6d4efe78bbfc03f6260ad64cf6ec589 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 3bf3520f92d11fa9733af97f8101a7c81ceba8fb..066c64a97fd87fafd5e48411b82bae5abb574393 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 80aff047457255647a293471087f6d1713a15306..824e8534e02210bc755b9a4b37b72067984caa4e 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 a0a953a430c29957e7204b03061da0604d8c4cf5..177f81608cfbaa1fd983b2b22497a74c58f96b67 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;