patch-2.4.3 linux/arch/sparc64/kernel/sys_sparc32.c

• Lines: 24
• Date: Sun Mar 25 18:14:21 2001
• Orig file: v2.4.2/linux/arch/sparc64/kernel/sys_sparc32.c
• Orig date: Wed Feb 21 18:20:15 2001

diff -u --recursive --new-file v2.4.2/linux/arch/sparc64/kernel/sys_sparc32.c linux/arch/sparc64/kernel/sys_sparc32.c
@@ -1,4 +1,4 @@
-/* $Id: sys_sparc32.c,v 1.173 2001/02/13 01:16:44 davem Exp $
+/* $Id: sys_sparc32.c,v 1.174 2001/03/24 09:36:10 davem Exp $
  * sys_sparc32.c: Conversion between 32bit and 64bit native syscalls.
  *
  * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
@@ -4133,7 +4133,7 @@
 		goto out;
 	if (addr > 0xf0000000UL - old_len)
 		goto out;
-	down(&current->mm->mmap_sem);
+	down_write(&current->mm->mmap_sem);
 	vma = find_vma(current->mm, addr);
 	if (vma && (vma->vm_flags & VM_SHARED))
 		current->thread.flags |= SPARC_FLAG_MMAPSHARED;
@@ -4152,7 +4152,7 @@
 	ret = do_mremap(addr, old_len, new_len, flags, new_addr);
 out_sem:
 	current->thread.flags &= ~(SPARC_FLAG_MMAPSHARED);
-	up(&current->mm->mmap_sem);
+	up_write(&current->mm->mmap_sem);
 out:
 	return ret;       
 }