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SubjectRe: [PATCH] PAE36 further diagnosis: Fix for 2.3.42
"Stephen C. Tweedie" wrote:
> Hi,
> There's a serious problem with the current PAE36 code which prevents it
> working at all for me unless I limit the amount of memory available to
> the kernel.

Could you enable ACPI?
My dual pII still crashes - I have 192 MB ram, so PTE_MASK doesn't
explain this crash :-(

The messages were:

init.c:112 bad pmd c0004300 (0..0c0001e3)
remap_area_pte: page already exists
BUG at ioremap.c

it seems that the first ioremap() [acpi_map_table() in
arch/i386/kernel/acpi.c] fails.

Btw, the test for the idle task in panic() looks wrong, what about this
patch? [untested, and netscape has eaten the spaces]
--- panic.c~ Wed Feb 9 21:00:23 2000
+++ panic.c Wed Feb 9 21:00:54 2000
@@ -41,8 +41,8 @@
vsprintf(buf, fmt, args);
printk(KERN_EMERG "Kernel panic: %s\n",buf);
- if (current == init_tasks[0])
- printk(KERN_EMERG "In swapper task - not syncing\n");
+ if (current->pid == 0)
+ printk(KERN_EMERG "In idle task - not syncing\n");
else if (in_interrupt())
printk(KERN_EMERG "In interrupt handler - not

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