diff options
| author |   Long Li <longli@microsoft.com> | 2019-04-05 21:36:34 +0000 |
|---|---|---|
| committer |   Steve French <stfrench@microsoft.com> | 2019-05-07 23:24:55 -0500 |
| commit | b7972092199f6d4eb10cc44095bbe3931116fc4b (patch) | |
| tree | 900c90e37d39647d2c247f6c480c386f8c266b59 | |
| parent | cifs: smbd: Indicate to retry on transport sending failure (diff) | |
| download | linux-rng-b7972092199f6d4eb10cc44095bbe3931116fc4b.tar.xz linux-rng-b7972092199f6d4eb10cc44095bbe3931116fc4b.zip | |
cifs: smbd: Retry on memory registration failure
Memory registration failure doesn't mean this I/O has failed, it means the
transport is hitting I/O error or needs reconnect. This error is not from
the server.
Indicate this error to upper layer, and let upper layer decide how to
reconnect and proceed with this I/O.
Signed-off-by: Long Li <longli@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
| -rw-r--r-- | fs/cifs/smb2pdu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index a37774a55f3a..36cc34318429 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -3223,7 +3223,7 @@ smb2_new_read_req(void **buf, unsigned int *total_len, rdata->nr_pages, rdata->page_offset, rdata->tailsz, true, need_invalidate); if (!rdata->mr) - return -ENOBUFS; + return -EAGAIN; req->Channel = SMB2_CHANNEL_RDMA_V1_INVALIDATE; if (need_invalidate) @@ -3628,7 +3628,7 @@ smb2_async_writev(struct cifs_writedata *wdata, wdata->nr_pages, wdata->page_offset, wdata->tailsz, false, need_invalidate); if (!wdata->mr) { - rc = -ENOBUFS; + rc = -EAGAIN; goto async_writev_out; } req->Length = 0; |