nommu patch against 2.6.12-rc3-mm3, fs/namei.c, do_getname() :
to test the segment if it is KERNEL_DS or not is valid for nommu
architecture. need to skip it if it is nommu.
Signed-off-by : Hyok S. Choi <[email protected]>
Index: linux-2.6.12-rc3-mm3/fs/namei.c
================================================================
--- linux-2.6.12-rc3-mm3/fs/namei.c 2005-05-06 09:58:39.000000000 +0900
+++ linux-2.6.12-rc3-mm3-hsc0/fs/namei.c 2005-05-06
17:45:01.000000000 +0900
@@ -116,12 +116,14 @@
int retval;
unsigned long len = PATH_MAX;
+#ifdef CONFIG_MMU
if (!segment_eq(get_fs(), KERNEL_DS)) {
if ((unsigned long) filename >= TASK_SIZE)
return -EFAULT;
if (TASK_SIZE - (unsigned long) filename < PATH_MAX)
len = TASK_SIZE - (unsigned long) filename;
}
+#endif
retval = strncpy_from_user(page, filename, len);
if (retval > 0) {