From 2f529f9b558ca1c1bd74be7437a84e4711743404 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 01 Nov 2024 02:11:33 +0000
Subject: [PATCH] add xenomai
---
kernel/include/linux/thread_info.h | 66 +++++++++++++++++++++++++++++++++
1 files changed, 66 insertions(+), 0 deletions(-)
diff --git a/kernel/include/linux/thread_info.h b/kernel/include/linux/thread_info.h
index f3040b0..83187b9 100644
--- a/kernel/include/linux/thread_info.h
+++ b/kernel/include/linux/thread_info.h
@@ -170,6 +170,72 @@
static inline void arch_setup_new_exec(void) { }
#endif
+#ifdef ti_local_flags
+/*
+ * If the arch defines a set of per-thread synchronous flags, provide
+ * generic accessors to them.
+ */
+static __always_inline
+void set_ti_local_flags(struct thread_info *ti, unsigned int mask)
+{
+ ti_local_flags(ti) |= mask;
+}
+
+static __always_inline void set_thread_local_flags(unsigned int mask)
+{
+ set_ti_local_flags(current_thread_info(), mask);
+}
+
+static __always_inline
+int test_and_set_ti_local_flags(struct thread_info *ti, unsigned int mask)
+{
+ int old = ti_local_flags(ti) & mask;
+ ti_local_flags(ti) |= mask;
+ return old != 0;
+}
+
+static __always_inline int test_and_set_thread_local_flags(unsigned int mask)
+{
+ return test_and_set_ti_local_flags(current_thread_info(), mask);
+}
+
+static __always_inline
+void clear_ti_local_flags(struct thread_info *ti, unsigned int mask)
+{
+ ti_local_flags(ti) &= ~mask;
+}
+
+static __always_inline
+int test_and_clear_ti_local_flags(struct thread_info *ti, unsigned int mask)
+{
+ int old = ti_local_flags(ti) & mask;
+ ti_local_flags(ti) &= ~mask;
+ return old != 0;
+}
+
+static __always_inline int test_and_clear_thread_local_flags(unsigned int mask)
+{
+ return test_and_clear_ti_local_flags(current_thread_info(), mask);
+}
+
+static __always_inline void clear_thread_local_flags(unsigned int mask)
+{
+ clear_ti_local_flags(current_thread_info(), mask);
+}
+
+static __always_inline
+bool test_ti_local_flags(struct thread_info *ti, unsigned int mask)
+{
+ return (ti_local_flags(ti) & mask) != 0;
+}
+
+static __always_inline bool test_thread_local_flags(unsigned int mask)
+{
+ return test_ti_local_flags(current_thread_info(), mask);
+}
+
+#endif /* ti_local_flags */
+
#endif /* __KERNEL__ */
#endif /* _LINUX_THREAD_INFO_H */
--
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