patch-2.4.3 linux/arch/sparc/kernel/sys_sunos.c

• Lines: 36
• Date: Sun Mar 25 18:14:21 2001
• Orig file: v2.4.2/linux/arch/sparc/kernel/sys_sunos.c
• Orig date: Wed Feb 21 18:20:15 2001

diff -u --recursive --new-file v2.4.2/linux/arch/sparc/kernel/sys_sunos.c linux/arch/sparc/kernel/sys_sunos.c
@@ -1,4 +1,4 @@
-/* $Id: sys_sunos.c,v 1.132 2001/02/13 01:16:43 davem Exp $
+/* $Id: sys_sunos.c,v 1.133 2001/03/24 09:36:10 davem Exp $
  * sys_sunos.c: SunOS specific syscall compatibility support.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
@@ -116,9 +116,9 @@
 	}
 
 	flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
-	down(&current->mm->mmap_sem);
+	down_write(&current->mm->mmap_sem);
 	retval = do_mmap(file, addr, len, prot, flags, off);
-	up(&current->mm->mmap_sem);
+	up_write(&current->mm->mmap_sem);
 	if(!ret_type)
 		retval = ((retval < PAGE_OFFSET) ? 0 : retval);
 
@@ -145,7 +145,7 @@
 	unsigned long rlim;
 	unsigned long newbrk, oldbrk;
 
-	down(&current->mm->mmap_sem);
+	down_write(&current->mm->mmap_sem);
 	if(ARCH_SUN4C_SUN4) {
 		if(brk >= 0x20000000 && brk < 0xe0000000) {
 			goto out;
@@ -208,7 +208,7 @@
 	do_brk(oldbrk, newbrk-oldbrk);
 	retval = 0;
 out:
-	up(&current->mm->mmap_sem);
+	up_write(&current->mm->mmap_sem);
 	return retval;
 }