From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800

---
 kernel/arch/sh/kernel/sys_sh.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/arch/sh/kernel/sys_sh.c b/kernel/arch/sh/kernel/sys_sh.c
index f8afc01..a5a7b33 100644
--- a/kernel/arch/sh/kernel/sys_sh.c
+++ b/kernel/arch/sh/kernel/sys_sh.c
@@ -69,10 +69,10 @@
 	if (addr + len < addr)
 		return -EFAULT;
 
-	down_read(&current->mm->mmap_sem);
+	mmap_read_lock(current->mm);
 	vma = find_vma (current->mm, addr);
 	if (vma == NULL || addr < vma->vm_start || addr + len > vma->vm_end) {
-		up_read(&current->mm->mmap_sem);
+		mmap_read_unlock(current->mm);
 		return -EFAULT;
 	}
 
@@ -91,6 +91,6 @@
 	if (op & CACHEFLUSH_I)
 		flush_icache_range(addr, addr+len);
 
-	up_read(&current->mm->mmap_sem);
+	mmap_read_unlock(current->mm);
 	return 0;
 }

--
Gitblit v1.6.2