From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 12 Jan 2025 08:07:04 +0000 (+0000)
Subject: orangefs-debugfs: don't mess with ->d_name
X-Git-Tag: v6.14-rc1~55^2~6
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c2a3a216c7e9ad790ba3b5972ee93eee8fe337b1;p=thirdparty%2Flinux.git

orangefs-debugfs: don't mess with ->d_name

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Link: https://lore.kernel.org/r/20250112080705.141166-20-viro@zeniv.linux.org.uk
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/fs/orangefs/orangefs-debugfs.c b/fs/orangefs/orangefs-debugfs.c
index 1b508f5433846..9729f071c5aaa 100644
--- a/fs/orangefs/orangefs-debugfs.c
+++ b/fs/orangefs/orangefs-debugfs.c
@@ -206,8 +206,8 @@ static void orangefs_kernel_debug_init(void)
 		pr_info("%s: overflow 1!\n", __func__);
 	}
 
-	debugfs_create_file(ORANGEFS_KMOD_DEBUG_FILE, 0444, debug_dir, k_buffer,
-			    &kernel_debug_fops);
+	debugfs_create_file_aux_num(ORANGEFS_KMOD_DEBUG_FILE, 0444, debug_dir, k_buffer,
+			    0, &kernel_debug_fops);
 }
 
 
@@ -306,11 +306,10 @@ static void orangefs_client_debug_init(void)
 		pr_info("%s: overflow! 2\n", __func__);
 	}
 
-	client_debug_dentry = debugfs_create_file(ORANGEFS_CLIENT_DEBUG_FILE,
-						  0444,
-						  debug_dir,
-						  c_buffer,
-						  &kernel_debug_fops);
+	client_debug_dentry = debugfs_create_file_aux_num(
+					  ORANGEFS_CLIENT_DEBUG_FILE,
+					  0444, debug_dir, c_buffer, 1,
+					  &kernel_debug_fops);
 }
 
 /* open ORANGEFS_KMOD_DEBUG_FILE or ORANGEFS_CLIENT_DEBUG_FILE.*/
@@ -418,8 +417,7 @@ static ssize_t orangefs_debug_write(struct file *file,
 	 * A service operation is required to set a new client-side
 	 * debug mask.
 	 */
-	if (!strcmp(file->f_path.dentry->d_name.name,
-		    ORANGEFS_KMOD_DEBUG_FILE)) {
+	if (!debugfs_get_aux_num(file)) {	// kernel-debug
 		debug_string_to_mask(buf, &orangefs_gossip_debug_mask, 0);
 		debug_mask_to_string(&orangefs_gossip_debug_mask, 0);
 		debug_string = kernel_debug_string;