modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/include/net/9p/client.h
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@@ -1,3 +1,4 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * include/net/9p/client.h
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  *
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@@ -5,22 +6,6 @@
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  *
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  *  Copyright (C) 2008 by Eric Van Hensbergen <ericvh@gmail.com>
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  *  Copyright (C) 2007 by Latchesar Ionkov <lucho@ionkov.net>
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- *
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- *  This program is free software; you can redistribute it and/or modify
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- *  it under the terms of the GNU General Public License version 2
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- *  as published by the Free Software Foundation.
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- *
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- *  This program is distributed in the hope that it will be useful,
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- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- *  GNU General Public License for more details.
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- *
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- *  You should have received a copy of the GNU General Public License
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- *  along with this program; if not, write to:
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- *  Free Software Foundation
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- *  51 Franklin Street, Fifth Floor
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- *  Boston, MA  02111-1301  USA
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- *
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  */
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 #ifndef NET_9P_CLIENT_H
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@@ -88,7 +73,6 @@
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  * @wq: wait_queue for the client to block on for this request
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  * @tc: the request fcall structure
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  * @rc: the response fcall structure
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- * @aux: transport specific data (provided for trans_fd migration)
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  * @req_list: link for higher level objects to chain requests
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  */
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 struct p9_req_t {
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@@ -98,7 +82,6 @@
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 	wait_queue_head_t wq;
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 	struct p9_fcall tc;
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 	struct p9_fcall rc;
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-	void *aux;
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 	struct list_head req_list;
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 };
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@@ -215,6 +198,8 @@
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 int p9_client_remove(struct p9_fid *fid);
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 int p9_client_unlinkat(struct p9_fid *dfid, const char *name, int flags);
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 int p9_client_read(struct p9_fid *fid, u64 offset, struct iov_iter *to, int *err);
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+int p9_client_read_once(struct p9_fid *fid, u64 offset, struct iov_iter *to,
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+		int *err);
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 int p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err);
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 int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset);
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 int p9dirent_read(struct p9_client *clnt, char *buf, int len,