From bbc8b712db38bc001a0be5683071481af07147d8 Mon Sep 17 00:00:00 2001
From: zhuofan0129 <861080528@qq.com>
Date: Sat, 11 May 2024 18:13:50 +0800
Subject: [PATCH] feat: Add jitfort prctl interface

Signed-off-by: zhuofan0129 <861080528@qq.com>
---
 include/uapi/linux/prctl.h | 2 ++
 kernel/sys.c               | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/include/uapi/linux/prctl.h b/include/uapi/linux/prctl.h
index c190e220ff67..1055a153da59 100644
--- a/include/uapi/linux/prctl.h
+++ b/include/uapi/linux/prctl.h
@@ -250,4 +250,6 @@ struct prctl_mm_map {
 #define PR_SET_VMA		0x53564d41
 # define PR_SET_VMA_ANON_NAME		0
 
+/* Request set jitfort */
+#define PR_SET_JITFORT		0x6a6974
 #endif /* _LINUX_PRCTL_H */
diff --git a/kernel/sys.c b/kernel/sys.c
index ad2d6b91ecde..ef0db8969fc0 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -2604,6 +2604,9 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
 	case PR_SET_VMA:
 		error = prctl_set_vma(arg2, arg3, arg4, arg5);
 		break;
+	case PR_SET_JITFORT:
+		error = 0;
+		break;
 	default:
 		error = -EINVAL;
 		break;
-- 
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