From cf4ce59b3b70238352c7f1729f0f7223214828ad Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 20 Sep 2024 01:46:19 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux add concurrent mode
---
kernel/arch/nios2/kernel/process.c | 29 +++++++++++++++++++----------
1 files changed, 19 insertions(+), 10 deletions(-)
diff --git a/kernel/arch/nios2/kernel/process.c b/kernel/arch/nios2/kernel/process.c
index 509e785..c5f916c 100644
--- a/kernel/arch/nios2/kernel/process.c
+++ b/kernel/arch/nios2/kernel/process.c
@@ -33,7 +33,7 @@
void arch_cpu_idle(void)
{
- local_irq_enable();
+ raw_local_irq_enable();
}
/*
@@ -100,8 +100,8 @@
{
}
-int copy_thread(unsigned long clone_flags,
- unsigned long usp, unsigned long arg, struct task_struct *p)
+int copy_thread(unsigned long clone_flags, unsigned long usp, unsigned long arg,
+ struct task_struct *p, unsigned long tls)
{
struct pt_regs *childregs = task_pt_regs(p);
struct pt_regs *regs;
@@ -109,7 +109,7 @@
struct switch_stack *childstack =
((struct switch_stack *)childregs) - 1;
- if (unlikely(p->flags & PF_KTHREAD)) {
+ if (unlikely(p->flags & (PF_KTHREAD | PF_IO_WORKER))) {
memset(childstack, 0,
sizeof(struct switch_stack) + sizeof(struct pt_regs));
@@ -140,7 +140,7 @@
/* Initialize tls register. */
if (clone_flags & CLONE_SETTLS)
- childstack->r23 = regs->r8;
+ childstack->r23 = tls;
return 0;
}
@@ -252,10 +252,19 @@
regs->sp = sp;
}
-#include <linux/elfcore.h>
-
-/* Fill in the FPU structure for a core dump. */
-int dump_fpu(struct pt_regs *regs, elf_fpregset_t *r)
+asmlinkage int nios2_clone(unsigned long clone_flags, unsigned long newsp,
+ int __user *parent_tidptr, int __user *child_tidptr,
+ unsigned long tls)
{
- return 0; /* Nios2 has no FPU and thus no FPU registers */
+ struct kernel_clone_args args = {
+ .flags = (lower_32_bits(clone_flags) & ~CSIGNAL),
+ .pidfd = parent_tidptr,
+ .child_tid = child_tidptr,
+ .parent_tid = parent_tidptr,
+ .exit_signal = (lower_32_bits(clone_flags) & CSIGNAL),
+ .stack = newsp,
+ .tls = tls,
+ };
+
+ return kernel_clone(&args);
}
--
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