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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-12-19 10:23:10 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-12-19 17:30:03 -0500 |
| commit | 8ac2b42238f549241a4755de40fd161fba3de438 (patch) | |
| tree | b356af4962785529cba7a97c6e2a80f4c65a18c5 /fs/nfs/nfs4proc.c | |
| parent | f07d4a31ccd7dbe3ca49bedc8298245d6877a43e (diff) | |
| download | linux-8ac2b42238f549241a4755de40fd161fba3de438.tar.bz2 | |
NFSv4: Retry the DELEGRETURN if the embedded GETATTR is rejected with EACCES
If our DELEGRETURN RPC call is rejected with an EACCES call, then we should
remove the GETATTR call from the compound RPC and retry.
This could potentially happen when there is a conflict between an
ACL denying attribute reads and our use of SP4_MACH_CRED.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 4b66b0c469cd..6dcbc5defb7a 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -5695,6 +5695,14 @@ static void nfs4_delegreturn_done(struct rpc_task *task, void *calldata) case -NFS4ERR_STALE_STATEID: task->tk_status = 0; break; + case -NFS4ERR_ACCESS: + if (data->args.bitmask) { + data->args.bitmask = NULL; + data->res.fattr = NULL; + task->tk_status = 0; + rpc_restart_call_prepare(task); + return; + } default: if (nfs4_async_handle_error(task, data->res.server, NULL, NULL) == -EAGAIN) { |