CIFS: Remove custom credit adjustments for SMB2 async IO

Currently we do proper accounting for credits in regards to reconnects and error handling, thus we do not need custom credit adjustments when reconnect is detected developed previously. Signed-off-by: Pavel Shilovsky <[email protected]> Signed-off-by: Steve French <[email protected]>
tadfisher · Mar 6, 2019 · f0b93cb · f0b93cb
1 parent 9a1c67e
commit f0b93cb
Showing 1 changed file with 3 additions and 21 deletions.
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
@@ -3297,17 +3297,8 @@ smb2_async_readv(struct cifs_readdata *rdata)
 
 	rc = smb2_new_read_req(
 		(void **) &buf, &total_len, &io_parms, rdata, 0, 0);
-	if (rc) {
-		if (rc == -EAGAIN && rdata->credits.value) {
-			/* credits was reset by reconnect */
-			rdata->credits.value = 0;
-			/* reduce in_flight value since we won't send the req */
-			spin_lock(&server->req_lock);
-			server->in_flight--;
-			spin_unlock(&server->req_lock);
-		}
+	if (rc)
 		return rc;
-	}
 
 	if (smb3_encryption_required(io_parms.tcon))
 		flags |= CIFS_TRANSFORM_REQ;
@@ -3515,17 +3506,8 @@ smb2_async_writev(struct cifs_writedata *wdata,
 	unsigned int total_len;
 
 	rc = smb2_plain_req_init(SMB2_WRITE, tcon, (void **) &req, &total_len);
-	if (rc) {
-		if (rc == -EAGAIN && wdata->credits.value) {
-			/* credits was reset by reconnect */
-			wdata->credits.value = 0;
-			/* reduce in_flight value since we won't send the req */
-			spin_lock(&server->req_lock);
-			server->in_flight--;
-			spin_unlock(&server->req_lock);
-		}
-		goto async_writev_out;
-	}
+	if (rc)
+		return rc;
 
 	if (smb3_encryption_required(tcon))
 		flags |= CIFS_TRANSFORM_REQ;