From 9999e48639b3cecb08ffb37358bcba3b48161b29 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:17 +0000
Subject: [PATCH] add ax88772_rst
---
kernel/arch/riscv/include/asm/thread_info.h | 38 ++++++++++++++++++++++----------------
1 files changed, 22 insertions(+), 16 deletions(-)
diff --git a/kernel/arch/riscv/include/asm/thread_info.h b/kernel/arch/riscv/include/asm/thread_info.h
index 131f58b..c55e0a1 100644
--- a/kernel/arch/riscv/include/asm/thread_info.h
+++ b/kernel/arch/riscv/include/asm/thread_info.h
@@ -1,16 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2009 Chen Liqin <liqin.chen@sunplusct.com>
* Copyright (C) 2012 Regents of the University of California
* Copyright (C) 2017 SiFive
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation, version 2.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _ASM_RISCV_THREAD_INFO_H
@@ -19,11 +11,17 @@
#include <asm/page.h>
#include <linux/const.h>
+#ifdef CONFIG_KASAN
+#define KASAN_STACK_ORDER 1
+#else
+#define KASAN_STACK_ORDER 0
+#endif
+
/* thread information allocation */
#ifdef CONFIG_64BIT
-#define THREAD_SIZE_ORDER (2)
+#define THREAD_SIZE_ORDER (2 + KASAN_STACK_ORDER)
#else
-#define THREAD_SIZE_ORDER (1)
+#define THREAD_SIZE_ORDER (1 + KASAN_STACK_ORDER)
#endif
#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
@@ -31,8 +29,6 @@
#include <asm/processor.h>
#include <asm/csr.h>
-
-typedef unsigned long mm_segment_t;
/*
* low level task data that entry.S needs immediate access to
@@ -45,7 +41,6 @@
struct thread_info {
unsigned long flags; /* low level flags */
int preempt_count; /* 0=>preemptible, <0=>BUG */
- mm_segment_t addr_limit;
/*
* These stack pointers are overwritten on every system call or
* exception. SP is also saved to the stack it can be recovered when
@@ -65,7 +60,6 @@
{ \
.flags = 0, \
.preempt_count = INIT_PREEMPT_COUNT, \
- .addr_limit = KERNEL_DS, \
}
#endif /* !__ASSEMBLY__ */
@@ -84,13 +78,25 @@
#define TIF_RESTORE_SIGMASK 4 /* restore signal mask in do_signal() */
#define TIF_MEMDIE 5 /* is terminating due to OOM killer */
#define TIF_SYSCALL_TRACEPOINT 6 /* syscall tracepoint instrumentation */
+#define TIF_SYSCALL_AUDIT 7 /* syscall auditing */
+#define TIF_SECCOMP 8 /* syscall secure computing */
+#define TIF_NOTIFY_SIGNAL 9 /* signal notifications exist */
#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE)
#define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME)
#define _TIF_SIGPENDING (1 << TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED)
+#define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT)
+#define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT)
+#define _TIF_SECCOMP (1 << TIF_SECCOMP)
+#define _TIF_NOTIFY_SIGNAL (1 << TIF_NOTIFY_SIGNAL)
#define _TIF_WORK_MASK \
- (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING | _TIF_NEED_RESCHED)
+ (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING | _TIF_NEED_RESCHED | \
+ _TIF_NOTIFY_SIGNAL)
+
+#define _TIF_SYSCALL_WORK \
+ (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_TRACEPOINT | _TIF_SYSCALL_AUDIT | \
+ _TIF_SECCOMP)
#endif /* _ASM_RISCV_THREAD_INFO_H */
--
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