lkml.org 
[lkml]   [2002]   [Aug]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH] Dead code in i386/kernel/process.c
This patch removes an artifact of code left over from the 2.0 days when 
the kernel didn't use flat segments.
diff -urN linux-2.5.30/arch/i386/kernel/process.c linux/arch/i386/kernel/process.c
--- linux-2.5.30/arch/i386/kernel/process.c Fri Aug 2 10:15:28 2002
+++ linux/arch/i386/kernel/process.c Sat Aug 3 16:41:03 2002
@@ -313,11 +313,6 @@
memcpy (swapper_pg_dir, swapper_pg_dir + USER_PGD_PTRS,
sizeof (swapper_pg_dir [0]) * KERNEL_PGD_PTRS);

- /* Make sure the first page is mapped to the start of physical memory.
- It is normally not mapped, to trap kernel NULL pointer dereferences. */
-
- pg0[0] = _PAGE_RW | _PAGE_PRESENT;
-
/*
* Use `swapper_pg_dir' as our page directory.
*/
\
 
 \ /
  Last update: 2005-03-22 13:27    [W:0.039 / U:0.236 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site