add xenomai

hc

2024-11-01 2f529f9b558ca1c1bd74be7437a84e4711743404

 kernel/kernel/fork.c
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@@ -48,6 +48,7 @@
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 #include <linux/cpu.h>
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 #include <linux/cgroup.h>
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 #include <linux/security.h>
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+#include <linux/dovetail.h>
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 #include <linux/hugetlb.h>
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 #include <linux/seccomp.h>
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 #include <linux/swap.h>
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@@ -938,6 +939,7 @@
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 #endif
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 	setup_thread_stack(tsk, orig);
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+	inband_task_init(tsk);
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 	clear_user_return_notifier(tsk);
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 	clear_tsk_need_resched(tsk);
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 	set_task_stack_end_magic(tsk);
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@@ -1083,6 +1085,9 @@
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 #endif
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 	mm_init_uprobes_state(mm);
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 	hugetlb_count_init(mm);
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+#ifdef CONFIG_DOVETAIL
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+	memset(&mm->oob_state, 0, sizeof(mm->oob_state));
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+#endif
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 	if (current->mm) {
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 		mm->flags = current->mm->flags & MMF_INIT_MASK;
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@@ -1131,6 +1136,7 @@
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 	exit_aio(mm);
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 	ksm_exit(mm);
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 	khugepaged_exit(mm); /* must run before exit_mmap */
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+	inband_cleanup_notify(mm); /* ditto. */
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 	exit_mmap(mm);
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 	mm_put_huge_zero_page(mm);
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 	set_mm_exe_file(mm, NULL);