proc: separate from sched

kernel-src/include/kernel/thread.h

@@ -0,0 +1,49 @@
+#ifndef _THREAD_H
+#define _THREAD_H
+
+#include <arch/context.h>
+#include <kernel/vmm.h>
+#include <kernel/abi.h>
+#include <kernel/signal.h>
+
+struct proc_t;
+
+typedef struct thread_t {
+	void *kernelstacktop;
+	struct thread_t *next;
+	struct thread_t *prev;
+	struct thread_t *sleepnext;
+	struct thread_t *sleepprev;
+	struct thread_t *procnext;
+	struct proc_t *proc;
+	struct cpu_t *cpu;
+	struct cpu_t *cputarget;
+	context_t context;
+	extracontext_t extracontext;
+	void *kernelstack;
+	size_t kernelstacksize;
+	vmmcontext_t *vmmctx;
+	tid_t tid;
+	int flags;
+	long priority;
+	bool sleepintstatus;
+	spinlock_t sleeplock;
+	int wakeupreason;
+	bool shouldexit;
+	void *kernelarg;
+	context_t *usercopyctx;
+	struct {
+		spinlock_t lock;
+		eventheader_t waitpendingevent;
+		stack_t stack;
+		sigset_t mask;
+		sigset_t pending;
+		sigset_t urgent; // always handled before returning to userspace
+		sigset_t waiting; // for signal_wait
+		sigset_t returnmask; // for signal_returnmask
+		bool hasreturnmask;
+		bool stopped;
+	} signals;
+} thread_t;
+
+#endif