From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/arch/alpha/kernel/process.c | 14 ++++++--------
1 files changed, 6 insertions(+), 8 deletions(-)
diff --git a/kernel/arch/alpha/kernel/process.c b/kernel/arch/alpha/kernel/process.c
index 48b81d0..08335b2 100644
--- a/kernel/arch/alpha/kernel/process.c
+++ b/kernel/arch/alpha/kernel/process.c
@@ -37,7 +37,6 @@
#include <asm/reg.h>
#include <linux/uaccess.h>
#include <asm/io.h>
-#include <asm/pgtable.h>
#include <asm/hwrpb.h>
#include <asm/fpu.h>
@@ -58,7 +57,7 @@
void arch_cpu_idle(void)
{
wtint(0);
- local_irq_enable();
+ raw_local_irq_enable();
}
void arch_cpu_idle_dead(void)
@@ -234,10 +233,9 @@
/*
* Copy architecture-specific thread state
*/
-int
-copy_thread(unsigned long clone_flags, unsigned long usp,
- unsigned long kthread_arg,
- struct task_struct *p)
+int copy_thread(unsigned long clone_flags, unsigned long usp,
+ unsigned long kthread_arg, struct task_struct *p,
+ unsigned long tls)
{
extern void ret_from_fork(void);
extern void ret_from_kernel_thread(void);
@@ -251,7 +249,7 @@
childti->pcb.ksp = (unsigned long) childstack;
childti->pcb.flags = 1; /* set FEN, clear everything else */
- if (unlikely(p->flags & PF_KTHREAD)) {
+ if (unlikely(p->flags & (PF_KTHREAD | PF_IO_WORKER))) {
/* kernel thread */
memset(childstack, 0,
sizeof(struct switch_stack) + sizeof(struct pt_regs));
@@ -268,7 +266,7 @@
required for proper operation in the case of a threaded
application calling fork. */
if (clone_flags & CLONE_SETTLS)
- childti->pcb.unique = regs->r20;
+ childti->pcb.unique = tls;
else
regs->r20 = 0; /* OSF/1 has some strange fork() semantics. */
childti->pcb.usp = usp ?: rdusp();
--
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