修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/arch/parisc/include/asm/syscall.h
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..
@@ -18,29 +18,22 @@
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 }
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 static inline void syscall_get_arguments(struct task_struct *tsk,
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-					 struct pt_regs *regs, unsigned int i,
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-					 unsigned int n, unsigned long *args)
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+					 struct pt_regs *regs,
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+					 unsigned long *args)
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 {
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-	BUG_ON(i);
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+	args[5] = regs->gr[21];
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+	args[4] = regs->gr[22];
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+	args[3] = regs->gr[23];
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+	args[2] = regs->gr[24];
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+	args[1] = regs->gr[25];
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+	args[0] = regs->gr[26];
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+}
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-	switch (n) {
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-	case 6:
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-		args[5] = regs->gr[21];
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-	case 5:
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-		args[4] = regs->gr[22];
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-	case 4:
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-		args[3] = regs->gr[23];
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-	case 3:
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-		args[2] = regs->gr[24];
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-	case 2:
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-		args[1] = regs->gr[25];
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-	case 1:
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-		args[0] = regs->gr[26];
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-	case 0:
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-		break;
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-	default:
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-		BUG();
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-	}
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+static inline long syscall_get_error(struct task_struct *task,
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+				     struct pt_regs *regs)
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+{
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+	unsigned long error = regs->gr[28];
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+	return IS_ERR_VALUE(error) ? error : 0;
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 }
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 static inline long syscall_get_return_value(struct task_struct *task,
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@@ -62,11 +55,11 @@
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 	/* do nothing */
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 }
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-static inline int syscall_get_arch(void)
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+static inline int syscall_get_arch(struct task_struct *task)
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 {
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 	int arch = AUDIT_ARCH_PARISC;
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 #ifdef CONFIG_64BIT
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-	if (!is_compat_task())
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+	if (!__is_compat_task(task))
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 		arch = AUDIT_ARCH_PARISC64;
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 #endif
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 	return arch;