linux-kernel - [PATCH 08/11] fs/netfs: declare field `proc_link` only if CONFIG_PROC

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Message-ID: <20250519134813.2975312-9-dhowells@redhat.com>
Date: Mon, 19 May 2025 14:48:04 +0100
From: David Howells <dhowells@...hat.com>
To: Christian Brauner <christian@...uner.io>
Cc: David Howells <dhowells@...hat.com>,
	Paulo Alcantara <pc@...guebit.com>,
	Max Kellermann <max.kellermann@...os.com>,
	netfs@...ts.linux.dev,
	linux-afs@...ts.infradead.org,
	linux-cifs@...r.kernel.org,
	linux-nfs@...r.kernel.org,
	ceph-devel@...r.kernel.org,
	v9fs@...ts.linux.dev,
	linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 08/11] fs/netfs: declare field `proc_link` only if CONFIG_PROC_FS=y

From: Max Kellermann <max.kellermann@...os.com>

This field is only used for the "proc" filesystem.

Signed-off-by: Max Kellermann <max.kellermann@...os.com>
Signed-off-by: David Howells <dhowells@...hat.com>
cc: Paulo Alcantara <pc@...guebit.com>
cc: netfs@...ts.linux.dev
cc: linux-fsdevel@...r.kernel.org
---
 include/linux/netfs.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/netfs.h b/include/linux/netfs.h
index 2b127527544e..3f7056d837f8 100644
--- a/include/linux/netfs.h
+++ b/include/linux/netfs.h
@@ -228,7 +228,9 @@ struct netfs_io_request {
 	struct kiocb		*iocb;		/* AIO completion vector */
 	struct netfs_cache_resources cache_resources;
 	struct netfs_io_request	*copy_to_cache;	/* Request to write just-read data to the cache */
+#ifdef CONFIG_PROC_FS
 	struct list_head	proc_link;	/* Link in netfs_iorequests */
+#endif
 	struct netfs_io_stream	io_streams[2];	/* Streams of parallel I/O operations */
 #define NR_IO_STREAMS 2 //wreq->nr_io_streams
 	struct netfs_group	*group;		/* Writeback group being written back */