linux-kernel - [PATCH] net/9p: cleanup: change p9_trans

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Message-Id: <20251103-v9fs_trans_def_bool-v1-1-f33dc7ed9e81@codewreck.org>
Date: Mon, 03 Nov 2025 16:42:36 +0900
From: Dominique Martinet via B4 Relay <devnull+asmadeus.codewreck.org@...nel.org>
To: Eric Van Hensbergen <ericvh@...nel.org>, 
 Latchesar Ionkov <lucho@...kov.net>, 
 Christian Schoenebeck <linux_oss@...debyte.com>
Cc: v9fs@...ts.linux.dev, linux-kernel@...r.kernel.org, 
 Dominique Martinet <asmadeus@...ewreck.org>, 
 Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] net/9p: cleanup: change p9_trans_module->def to bool

From: Dominique Martinet <asmadeus@...ewreck.org>

'->def' is only ever used as a true/false flag

Signed-off-by: Dominique Martinet <asmadeus@...ewreck.org>
Reported-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 include/net/9p/transport.h | 2 +-
 net/9p/trans_fd.c          | 6 +++---
 net/9p/trans_rdma.c        | 2 +-
 net/9p/trans_virtio.c      | 2 +-
 net/9p/trans_xen.c         | 2 +-
 5 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/include/net/9p/transport.h b/include/net/9p/transport.h
index f0981515148d69abdaf06a2874eaab39f7ee2e94..0aedabc9b7ebe19e2c7273679fc934eff203de03 100644
--- a/include/net/9p/transport.h
+++ b/include/net/9p/transport.h
@@ -46,7 +46,7 @@ struct p9_trans_module {
 	char *name;		/* name of transport */
 	int maxsize;		/* max message size of transport */
 	bool pooled_rbuffers;
-	int def;		/* this transport should be default */
+	bool def;		/* this transport should be default */
 	bool supports_vmalloc;	/* can work with vmalloc'd buffers */
 	struct module *owner;
 	int (*create)(struct p9_client *client,
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index e7334033eba5ae41f03fe8fe0fef7f8f35924886..bd4903d6482710cc3ae9e192fab2fd0d5318ad7a 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -1100,7 +1100,7 @@ static struct p9_trans_module p9_tcp_trans = {
 	.name = "tcp",
 	.maxsize = MAX_SOCK_BUF,
 	.pooled_rbuffers = false,
-	.def = 0,
+	.def = false,
 	.supports_vmalloc = true,
 	.create = p9_fd_create_tcp,
 	.close = p9_fd_close,
@@ -1115,7 +1115,7 @@ MODULE_ALIAS_9P("tcp");
 static struct p9_trans_module p9_unix_trans = {
 	.name = "unix",
 	.maxsize = MAX_SOCK_BUF,
-	.def = 0,
+	.def = false,
 	.supports_vmalloc = true,
 	.create = p9_fd_create_unix,
 	.close = p9_fd_close,
@@ -1130,7 +1130,7 @@ MODULE_ALIAS_9P("unix");
 static struct p9_trans_module p9_fd_trans = {
 	.name = "fd",
 	.maxsize = MAX_SOCK_BUF,
-	.def = 0,
+	.def = false,
 	.supports_vmalloc = true,
 	.create = p9_fd_create,
 	.close = p9_fd_close,
diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c
index 6c5ad232c19463ff42c611f5e409555381911c39..a0bc766199dadf448b8e048e68b97c646e125435 100644
--- a/net/9p/trans_rdma.c
+++ b/net/9p/trans_rdma.c
@@ -748,7 +748,7 @@ static struct p9_trans_module p9_rdma_trans = {
 	.name = "rdma",
 	.maxsize = P9_RDMA_MAXSIZE,
 	.pooled_rbuffers = true,
-	.def = 0,
+	.def = false,
 	.supports_vmalloc = false,
 	.owner = THIS_MODULE,
 	.create = rdma_create_trans,
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 12806207f4f03c5b291db938842d78f5146dc0b7..b58f50b00c7237d529556484ca497fe438b78d31 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -802,7 +802,7 @@ static struct p9_trans_module p9_virtio_trans = {
 	 */
 	.maxsize = PAGE_SIZE * (VIRTQUEUE_NUM - 3),
 	.pooled_rbuffers = false,
-	.def = 1,
+	.def = true,
 	.supports_vmalloc = false,
 	.owner = THIS_MODULE,
 };
diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c
index 4b1cec0ab82977e366dfa6673a71b5a90cb2cd45..9389c1247001e2d8ed7e2151390295b09cdcf98c 100644
--- a/net/9p/trans_xen.c
+++ b/net/9p/trans_xen.c
@@ -257,7 +257,7 @@ static struct p9_trans_module p9_xen_trans = {
 	.name = "xen",
 	.maxsize = 1 << (XEN_9PFS_RING_ORDER + XEN_PAGE_SHIFT - 2),
 	.pooled_rbuffers = false,
-	.def = 1,
+	.def = true,
 	.supports_vmalloc = false,
 	.create = p9_xen_create,
 	.close = p9_xen_close,

---
base-commit: e21d451a82f39e91b7635c4fc3ff5ac082873ec3
change-id: 20251103-v9fs_trans_def_bool-adc9f69f5adc

Best regards,
-- 
Dominique Martinet <asmadeus@...ewreck.org>