add gpio

hc

2023-12-04 f33f61bdb7ca6d5ebe7a78f9d8694b91360279ac

 kernel/arch/arm64/include/asm/thread_info.h
..
..
@@ -43,6 +43,7 @@
43
43
 	u64			ttbr0;		/* saved TTBR0_EL1 */
44
44
 #endif
45
45
 	int			preempt_count;	/* 0 => preemptable, <0 => bug */
46
+	int                     preempt_lazy_count; /* 0 => preemptable, <0 => bug */
46
47
 #ifdef CONFIG_SHADOW_CALL_STACK
47
48
 	void			*shadow_call_stack;
48
49
 #endif
..
..
@@ -79,6 +80,7 @@
79
80
 #define TIF_FOREIGN_FPSTATE	3	/* CPU's FP state is not current's */
80
81
 #define TIF_UPROBE		4	/* uprobe breakpoint or singlestep */
81
82
 #define TIF_FSCHECK		5	/* Check FS is USER_DS on return */
83
+#define TIF_NEED_RESCHED_LAZY	6
82
84
 #define TIF_NOHZ		7
83
85
 #define TIF_SYSCALL_TRACE	8
84
86
 #define TIF_SYSCALL_AUDIT	9
..
..
@@ -98,6 +100,7 @@
98
100
 #define _TIF_NEED_RESCHED	(1 << TIF_NEED_RESCHED)
99
101
 #define _TIF_NOTIFY_RESUME	(1 << TIF_NOTIFY_RESUME)
100
102
 #define _TIF_FOREIGN_FPSTATE	(1 << TIF_FOREIGN_FPSTATE)
103
+#define _TIF_NEED_RESCHED_LAZY	(1 << TIF_NEED_RESCHED_LAZY)
101
104
 #define _TIF_NOHZ		(1 << TIF_NOHZ)
102
105
 #define _TIF_SYSCALL_TRACE	(1 << TIF_SYSCALL_TRACE)
103
106
 #define _TIF_SYSCALL_AUDIT	(1 << TIF_SYSCALL_AUDIT)
..
..
@@ -111,8 +114,9 @@
111
114
 
112
115
 #define _TIF_WORK_MASK		(_TIF_NEED_RESCHED | _TIF_SIGPENDING | \
113
116
 				 _TIF_NOTIFY_RESUME | _TIF_FOREIGN_FPSTATE | \
114
-				 _TIF_UPROBE | _TIF_FSCHECK)
117
+				 _TIF_UPROBE | _TIF_FSCHECK | _TIF_NEED_RESCHED_LAZY)
115
118
 
119
+#define _TIF_NEED_RESCHED_MASK	(_TIF_NEED_RESCHED | _TIF_NEED_RESCHED_LAZY)
116
120
 #define _TIF_SYSCALL_WORK	(_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT | \
117
121
 				 _TIF_SYSCALL_TRACEPOINT | _TIF_SECCOMP | \
118
122
 				 _TIF_NOHZ)