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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/arch/xtensa/include/asm/thread_info.h
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@@ -11,6 +11,7 @@
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 #ifndef _XTENSA_THREAD_INFO_H
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 #define _XTENSA_THREAD_INFO_H
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+#include <linux/stringify.h>
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 #include <asm/kmem_layout.h>
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 #define CURRENT_SHIFT KERNEL_STACK_SHIFT
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@@ -54,6 +55,10 @@
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 	mm_segment_t		addr_limit;	/* thread address space */
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 	unsigned long		cpenable;
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+#if XCHAL_HAVE_EXCLUSIVE
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+	/* result of the most recent exclusive store */
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+	unsigned long		atomctl8;
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+#endif
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 	/* Allocate storage for extra user states and coprocessor states. */
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 #if XTENSA_HAVE_COPROCESSORS
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@@ -100,34 +105,33 @@
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 /*
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  * thread information flags
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  * - these are process state flags that various assembly files may need to access
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- * - pending work-to-be-done flags are in LSW
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- * - other flags in MSW
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  */
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 #define TIF_SYSCALL_TRACE	0	/* syscall trace active */
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 #define TIF_SIGPENDING		1	/* signal pending */
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 #define TIF_NEED_RESCHED	2	/* rescheduling necessary */
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 #define TIF_SINGLESTEP		3	/* restore singlestep on return to user mode */
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-#define TIF_MEMDIE		5	/* is terminating due to OOM killer */
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+#define TIF_SYSCALL_TRACEPOINT	4	/* syscall tracepoint instrumentation */
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+#define TIF_NOTIFY_SIGNAL	5	/* signal notifications exist */
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 #define TIF_RESTORE_SIGMASK	6	/* restore signal mask in do_signal() */
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 #define TIF_NOTIFY_RESUME	7	/* callback before returning to user */
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 #define TIF_DB_DISABLED		8	/* debug trap disabled for syscall */
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+#define TIF_SYSCALL_AUDIT	9	/* syscall auditing active */
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+#define TIF_SECCOMP		10	/* secure computing */
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+#define TIF_MEMDIE		11	/* is terminating due to OOM killer */
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 #define _TIF_SYSCALL_TRACE	(1<<TIF_SYSCALL_TRACE)
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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_SINGLESTEP		(1<<TIF_SINGLESTEP)
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+#define _TIF_SYSCALL_TRACEPOINT	(1<<TIF_SYSCALL_TRACEPOINT)
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+#define _TIF_NOTIFY_SIGNAL	(1<<TIF_NOTIFY_SIGNAL)
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+#define _TIF_NOTIFY_RESUME	(1<<TIF_NOTIFY_RESUME)
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+#define _TIF_SYSCALL_AUDIT	(1<<TIF_SYSCALL_AUDIT)
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+#define _TIF_SECCOMP		(1<<TIF_SECCOMP)
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-#define _TIF_WORK_MASK		0x0000FFFE	/* work to do on interrupt/exception return */
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-#define _TIF_ALLWORK_MASK	0x0000FFFF	/* work to do on any return to u-space */
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-
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-/*
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- * Thread-synchronous status.
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- *
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- * This is different from the flags in that nobody else
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- * ever touches our thread-synchronous status, so we don't
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- * have to worry about atomic accesses.
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- */
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-#define TS_USEDFPU		0x0001	/* FPU was used by this task this quantum (SMP) */
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+#define _TIF_WORK_MASK		(_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP | \
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+				 _TIF_SYSCALL_TRACEPOINT | \
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+				 _TIF_SYSCALL_AUDIT | _TIF_SECCOMP)
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 #define THREAD_SIZE KERNEL_STACK_SIZE
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 #define THREAD_SIZE_ORDER (KERNEL_STACK_SHIFT - PAGE_SHIFT)