修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/ia64/include/asm/thread_info.h
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@@ -103,6 +103,7 @@
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 #define TIF_SYSCALL_TRACE	2	/* syscall trace active */
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 #define TIF_SYSCALL_AUDIT	3	/* syscall auditing active */
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 #define TIF_SINGLESTEP		4	/* restore singlestep on return to user mode */
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+#define TIF_NOTIFY_SIGNAL	5	/* signal notification exist */
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 #define TIF_NOTIFY_RESUME	6	/* resumption notification requested */
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 #define TIF_MEMDIE		17	/* is terminating due to OOM killer */
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 #define TIF_MCA_INIT		18	/* this task is processing MCA or INIT */
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@@ -115,6 +116,7 @@
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 #define _TIF_SINGLESTEP		(1 << TIF_SINGLESTEP)
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 #define _TIF_SYSCALL_TRACEAUDIT	(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SINGLESTEP)
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 #define _TIF_NOTIFY_RESUME	(1 << TIF_NOTIFY_RESUME)
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+#define _TIF_NOTIFY_SIGNAL	(1 << TIF_NOTIFY_SIGNAL)
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 #define _TIF_SIGPENDING		(1 << TIF_SIGPENDING)
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 #define _TIF_NEED_RESCHED	(1 << TIF_NEED_RESCHED)
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 #define _TIF_MCA_INIT		(1 << TIF_MCA_INIT)
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@@ -124,7 +126,7 @@
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 /* "work to do on user-return" bits */
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 #define TIF_ALLWORK_MASK	(_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SYSCALL_AUDIT|\
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-				 _TIF_NEED_RESCHED|_TIF_SYSCALL_TRACE)
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+				 _TIF_NEED_RESCHED|_TIF_SYSCALL_TRACE|_TIF_NOTIFY_SIGNAL)
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 /* like TIF_ALLWORK_BITS but sans TIF_SYSCALL_TRACE or TIF_SYSCALL_AUDIT */
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 #define TIF_WORK_MASK		(TIF_ALLWORK_MASK&~(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT))
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