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From: Al Viro <viro@zeniv.linux.org.uk>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-fsdevel@vger.kernel.org
Subject: [PATCH 09/11] debugfs_get_aux(): allow storing non-const void *
Date: Wed, 2 Jul 2025 22:26:16 +0100	[thread overview]
Message-ID: <20250702212616.GI3406663@ZenIV> (raw)
In-Reply-To: <20250702211408.GA3406663@ZenIV>

typechecking is up to users, anyway...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 drivers/staging/greybus/camera.c | 2 +-
 fs/debugfs/file.c                | 2 +-
 fs/debugfs/inode.c               | 2 +-
 fs/debugfs/internal.h            | 2 +-
 include/linux/debugfs.h          | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/greybus/camera.c b/drivers/staging/greybus/camera.c
index ec9fddfc0b14..5ac19c0055d9 100644
--- a/drivers/staging/greybus/camera.c
+++ b/drivers/staging/greybus/camera.c
@@ -1128,7 +1128,7 @@ static ssize_t gb_camera_debugfs_write(struct file *file,
 
 static int gb_camera_debugfs_open(struct inode *inode, struct file *file)
 {
-	file->private_data = (void *)debugfs_get_aux(file);
+	file->private_data = debugfs_get_aux(file);
 	return 0;
 }
 
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index 77784091a10f..3ec3324c2060 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -47,7 +47,7 @@ const struct file_operations debugfs_noop_file_operations = {
 
 #define F_DENTRY(filp) ((filp)->f_path.dentry)
 
-const void *debugfs_get_aux(const struct file *file)
+void *debugfs_get_aux(const struct file *file)
 {
 	return DEBUGFS_I(file_inode(file))->aux;
 }
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 30c4944e1862..43e5d1bf1f32 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -459,7 +459,7 @@ static struct dentry *__debugfs_create_file(const char *name, umode_t mode,
 		proxy_fops = &debugfs_noop_file_operations;
 	inode->i_fop = proxy_fops;
 	DEBUGFS_I(inode)->raw = real_fops;
-	DEBUGFS_I(inode)->aux = aux;
+	DEBUGFS_I(inode)->aux = (void *)aux;
 
 	d_instantiate(dentry, inode);
 	fsnotify_create(d_inode(dentry->d_parent), dentry);
diff --git a/fs/debugfs/internal.h b/fs/debugfs/internal.h
index 93483fe84425..427987f81571 100644
--- a/fs/debugfs/internal.h
+++ b/fs/debugfs/internal.h
@@ -19,7 +19,7 @@ struct debugfs_inode_info {
 		const struct debugfs_short_fops *short_fops;
 		debugfs_automount_t automount;
 	};
-	const void *aux;
+	void *aux;
 };
 
 static inline struct debugfs_inode_info *DEBUGFS_I(struct inode *inode)
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index a420152105d0..7cecda29447e 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -162,7 +162,7 @@ void debugfs_remove(struct dentry *dentry);
 
 void debugfs_lookup_and_remove(const char *name, struct dentry *parent);
 
-const void *debugfs_get_aux(const struct file *file);
+void *debugfs_get_aux(const struct file *file);
 
 int debugfs_file_get(struct dentry *dentry);
 void debugfs_file_put(struct dentry *dentry);
-- 
2.39.5


  parent reply	other threads:[~2025-07-02 21:26 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-02 21:13 [PATCHES] assorted debugfs stuff Al Viro
2025-07-02 21:14 ` [PATCH 01/11] zynqmp: don't bother with debugfs_file_{get,put}() in proxied fops Al Viro
2025-07-02 21:15   ` [PATCH 02/11] hfi1: get rid of redundant debugfs_file_{get,put}() Al Viro
2025-07-02 21:16   ` [PATCH 03/11] regmap: " Al Viro
2025-07-03 11:10     ` Mark Brown
2025-07-02 21:16   ` [PATCH 04/11] resctrl: get rid of pointless debugfs_file_{get,put}() Al Viro
2025-07-02 21:24     ` Luck, Tony
2025-07-02 23:45       ` Reinette Chatre
2025-07-03  0:24         ` Al Viro
2025-07-03  5:40           ` Greg Kroah-Hartman
2025-07-03 15:10             ` Reinette Chatre
2025-07-02 21:17   ` [PATCH 05/11] vmscan: don't bother with debugfs_real_fops() Al Viro
2025-07-03 11:51     ` Matthew Wilcox
2025-07-04  4:07       ` Al Viro
2025-07-02 21:22   ` [PATCH 06/11] netronome: " Al Viro
2025-07-03  7:11     ` Louis Peens
2025-07-02 21:24   ` [PATCH 07/11] debugfs: split short and full proxy wrappers, kill debugfs_real_fops() Al Viro
2025-07-02 21:25   ` [PATCH 08/11] fix tt_command_write() Al Viro
2025-07-03 11:14     ` Rafael J. Wysocki
2025-07-02 21:26   ` Al Viro [this message]
2025-07-02 21:28   ` [PATCH 10/11] blk-mq-debugfs: use debugfs_get_aux() Al Viro
2025-07-02 21:29   ` [PATCH 11/11] lpfc: don't use file->f_path.dentry for comparisons Al Viro
     [not found]     ` <b3ff59d4-c6c3-4b48-97e3-d32e98c12de7@broadcom.com>
     [not found]       ` <CAAmqgVMmgW4PWy289P4a8N0FSZA+cHybNkKbLzFx_qBQtu8ZHA@mail.gmail.com>
2025-07-03 20:37         ` Justin Tee
2025-07-04  4:25           ` Al Viro
2025-07-04 18:33             ` Justin Tee
2025-07-04 20:10               ` Al Viro
2025-07-07 19:29                 ` Justin Tee
2025-07-08  2:57                   ` Al Viro
2025-07-08 17:17                     ` Justin Tee
2025-07-02 23:19   ` (subset) [PATCH 01/11] zynqmp: don't bother with debugfs_file_{get,put}() in proxied fops Jens Axboe
2025-07-03  0:23     ` Al Viro
2025-07-03  0:56       ` Jens Axboe
2025-07-03 11:37       ` Greg Kroah-Hartman
2025-07-03 15:10         ` Al Viro
2025-07-04 15:34   ` Mark Brown
2025-07-09 11:35 ` [PATCHES] assorted debugfs stuff Greg Kroah-Hartman

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