add xenomai

hc

2024-11-01 2f529f9b558ca1c1bd74be7437a84e4711743404

 kernel/arch/arm64/include/asm/thread_info.h
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@@ -14,6 +14,7 @@
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 struct task_struct;
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+#include <dovetail/thread_info.h>
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 #include <asm/memory.h>
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 #include <asm/stack_pointer.h>
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 #include <asm/types.h>
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@@ -25,6 +26,7 @@
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  */
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 struct thread_info {
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 	unsigned long		flags;		/* low level flags */
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+	unsigned long		local_flags;	/* local (synchronous) flags */
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 	mm_segment_t		addr_limit;	/* address limit */
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 #ifdef CONFIG_ARM64_SW_TTBR0_PAN
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 	u64			ttbr0;		/* saved TTBR0_EL1 */
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@@ -45,6 +47,7 @@
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 	void			*scs_base;
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 	void			*scs_sp;
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 #endif
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+	struct oob_thread_state	oob_state;
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 };
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 #define thread_saved_pc(tsk)	\
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@@ -59,6 +62,8 @@
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 void arch_release_task_struct(struct task_struct *tsk);
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+#define ti_local_flags(__ti)	((__ti)->local_flags)
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+
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 #endif
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 #define TIF_SIGPENDING		0	/* signal pending */
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@@ -69,11 +74,12 @@
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 #define TIF_FSCHECK		5	/* Check FS is USER_DS on return */
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 #define TIF_MTE_ASYNC_FAULT	6	/* MTE Asynchronous Tag Check Fault */
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 #define TIF_NOTIFY_SIGNAL	7	/* signal notifications exist */
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-#define TIF_SYSCALL_TRACE	8	/* syscall trace active */
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+#define TIF_SYSCALL_TRACE	13	/* syscall trace active */
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 #define TIF_SYSCALL_AUDIT	9	/* syscall auditing */
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 #define TIF_SYSCALL_TRACEPOINT	10	/* syscall tracepoint for ftrace */
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 #define TIF_SECCOMP		11	/* syscall secure computing */
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 #define TIF_SYSCALL_EMU		12	/* syscall emulation active */
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+#define TIF_RETUSER		8	/* INBAND_TASK_RETUSER is pending */
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 #define TIF_MEMDIE		18	/* is terminating due to OOM killer */
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 #define TIF_FREEZE		19
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 #define TIF_RESTORE_SIGMASK	20
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@@ -83,6 +89,7 @@
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 #define TIF_SVE_VL_INHERIT	24	/* Inherit sve_vl_onexec across exec */
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 #define TIF_SSBD		25	/* Wants SSB mitigation */
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 #define TIF_TAGGED_ADDR		26	/* Allow tagged user addresses */
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+#define TIF_MAYDAY		27	/* Emergency trap pending */
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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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@@ -100,11 +107,13 @@
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 #define _TIF_SVE		(1 << TIF_SVE)
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 #define _TIF_MTE_ASYNC_FAULT	(1 << TIF_MTE_ASYNC_FAULT)
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 #define _TIF_NOTIFY_SIGNAL	(1 << TIF_NOTIFY_SIGNAL)
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+#define _TIF_MAYDAY		(1 << TIF_MAYDAY)
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+#define _TIF_RETUSER		(1 << TIF_RETUSER)
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 #define _TIF_WORK_MASK		(_TIF_NEED_RESCHED | _TIF_SIGPENDING | \
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 				 _TIF_NOTIFY_RESUME | _TIF_FOREIGN_FPSTATE | \
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 				 _TIF_UPROBE | _TIF_FSCHECK | _TIF_MTE_ASYNC_FAULT | \
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-				 _TIF_NOTIFY_SIGNAL)
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+				 _TIF_NOTIFY_SIGNAL | _TIF_RETUSER)
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 #define _TIF_SYSCALL_WORK	(_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT | \
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 				 _TIF_SYSCALL_TRACEPOINT | _TIF_SECCOMP | \
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@@ -126,4 +135,12 @@
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 	INIT_SCS							\
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 }
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+/*
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+ * Local (synchronous) thread flags.
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+ */
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+#define _TLF_OOB		0x0001
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+#define _TLF_DOVETAIL		0x0002
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+#define _TLF_OFFSTAGE		0x0004
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+#define _TLF_OOBTRAP		0x0008
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+
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 #endif /* __ASM_THREAD_INFO_H */