From 071106ecf68c401173c58808b1cf5f68cc50d390 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 05 Jan 2024 08:39:27 +0000
Subject: [PATCH] change wifi driver to cypress
---
kernel/arch/mips/kernel/syscall.c | 13 +++++++++----
1 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/kernel/arch/mips/kernel/syscall.c b/kernel/arch/mips/kernel/syscall.c
index 721e652..5512cd5 100644
--- a/kernel/arch/mips/kernel/syscall.c
+++ b/kernel/arch/mips/kernel/syscall.c
@@ -37,6 +37,7 @@
#include <asm/signal.h>
#include <asm/sim.h>
#include <asm/shmparam.h>
+#include <asm/sync.h>
#include <asm/sysmips.h>
#include <asm/switch_to.h>
@@ -80,6 +81,7 @@
save_static_function(sys_fork);
save_static_function(sys_clone);
+save_static_function(sys_clone3);
SYSCALL_DEFINE1(set_thread_area, unsigned long, addr)
{
@@ -101,11 +103,12 @@
if (unlikely(addr & 3))
return -EINVAL;
- if (unlikely(!access_ok(VERIFY_WRITE, (const void __user *)addr, 4)))
+ if (unlikely(!access_ok((const void __user *)addr, 4)))
return -EINVAL;
- if (cpu_has_llsc && R10000_LLSC_WAR) {
+ if (cpu_has_llsc && IS_ENABLED(CONFIG_WAR_R10000_LLSC)) {
__asm__ __volatile__ (
+ " .set push \n"
" .set arch=r4000 \n"
" li %[err], 0 \n"
"1: ll %[old], (%[addr]) \n"
@@ -122,7 +125,7 @@
" "STR(PTR)" 1b, 4b \n"
" "STR(PTR)" 2b, 4b \n"
" .previous \n"
- " .set mips0 \n"
+ " .set pop \n"
: [old] "=&r" (old),
[err] "=&r" (err),
[tmp] "=&r" (tmp)
@@ -132,9 +135,11 @@
: "memory");
} else if (cpu_has_llsc) {
__asm__ __volatile__ (
+ " .set push \n"
" .set "MIPS_ISA_ARCH_LEVEL" \n"
" li %[err], 0 \n"
"1: \n"
+ " " __SYNC(full, loongson3_war) " \n"
user_ll("%[old]", "(%[addr])")
" move %[tmp], %[new] \n"
"2: \n"
@@ -150,7 +155,7 @@
" "STR(PTR)" 1b, 5b \n"
" "STR(PTR)" 2b, 5b \n"
" .previous \n"
- " .set mips0 \n"
+ " .set pop \n"
: [old] "=&r" (old),
[err] "=&r" (err),
[tmp] "=&r" (tmp)
--
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