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| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-02-13 13:55:31 +0100 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-03-02 04:37:37 +0100 |
| commit | 18c0778a650b21f8729576b7bc382447d2027d4d (patch) | |
| tree | b2ac7087d2d209ad2f5177d2cffb1725b3a42241 /fs/nfs/nfs4proc.c | |
| parent | NFS/flexfiles: Send LAYOUTERROR when failing over mirrored reads (diff) | |
| download | linux-18c0778a650b21f8729576b7bc382447d2027d4d.tar.xz linux-18c0778a650b21f8729576b7bc382447d2027d4d.zip | |
NFSv4: Handle early exit in layoutget by returning an error
If the LAYOUTGET rpc call exits early without an error, convert it to
EAGAIN.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 73889ea7d196..4dbb0ee23432 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -8936,10 +8936,12 @@ nfs4_proc_layoutget(struct nfs4_layoutget *lgp, long *timeout) if (status != 0) goto out; - /* if layoutp->len is 0, nfs4_layoutget_prepare called rpc_exit */ - if (task->tk_status < 0 || lgp->res.layoutp->len == 0) { + if (task->tk_status < 0) { status = nfs4_layoutget_handle_exception(task, lgp, &exception); *timeout = exception.timeout; + } else if (lgp->res.layoutp->len == 0) { + status = -EAGAIN; + *timeout = nfs4_update_delay(&exception.timeout); } else lseg = pnfs_layout_process(lgp); out: |