[tip: x86/cleanups] x86: Simplify one-level sysctl registration for itmt_kern_table

[tip-bot2 for Luis Chamberlain]

The following commit has been merged into the x86/cleanups branch of tip:

Commit-ID:     89d7971eb2318595bc3b6ab7c5caede112c302ff
Gitweb:        https://git.kernel.org/tip/89d7971eb2318595bc3b6ab7c5caede112c302ff
Author:        Luis Chamberlain <mcgrof@xxxxxxxxxx>
AuthorDate:    Fri, 10 Mar 2023 15:32:48 -08:00
Committer:     Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
CommitterDate: Wed, 22 Mar 2023 11:47:21 -07:00

x86: Simplify one-level sysctl registration for itmt_kern_table

There is no need to declare an extra tables to just create directory,
this can be easily be done with a prefix path with register_sysctl().

Simplify this registration.

Signed-off-by: Luis Chamberlain <mcgrof@xxxxxxxxxx>
Signed-off-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/all/20230310233248.3965389-3-mcgrof%40kernel.org
---
 arch/x86/kernel/itmt.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/arch/x86/kernel/itmt.c b/arch/x86/kernel/itmt.c
index 9ff480e..670eb08 100644
--- a/arch/x86/kernel/itmt.c
+++ b/arch/x86/kernel/itmt.c
@@ -77,15 +77,6 @@ static struct ctl_table itmt_kern_table[] = {
 	{}
 };
 
-static struct ctl_table itmt_root_table[] = {
-	{
-		.procname	= "kernel",
-		.mode		= 0555,
-		.child		= itmt_kern_table,
-	},
-	{}
-};
-
 static struct ctl_table_header *itmt_sysctl_header;
 
 /**
@@ -114,7 +105,7 @@ int sched_set_itmt_support(void)
 		return 0;
 	}
 
-	itmt_sysctl_header = register_sysctl_table(itmt_root_table);
+	itmt_sysctl_header = register_sysctl("kernel", itmt_kern_table);
 	if (!itmt_sysctl_header) {
 		mutex_unlock(&itmt_update_mutex);
 		return -ENOMEM;