http://bugzilla.kernel.org/show_bug.cgi?id=11785
[EMAIL PROTECTED] changed:
What |Removed |Added
----------------------------------------------------------------------------
KernelVersion|linux-2.6.27.1 |2.6.23.1, 2.6.25.5, 2.6.27.1
Summary|boot hang - unless "nolapic"|boot hang - unless "nolapic"
|- Asus M3N |- Asus M3N, Asus M300N
------- Comment #19 from [EMAIL PROTECTED] 2008-11-12 00:47 -------
These messages from comment #18
suggest your slow-down may be related to MTRR bogosity:
Nov 3 21:40:22 localhost kernel: WARNING: BIOS bug: CPU MTRRs don't cover all
of memory, losing 7MB of RAM.
Nov 3 21:40:22 localhost kernel: ------------[ cut here ]------------
Nov 3 21:40:22 localhost kernel: WARNING: at
arch/x86/kernel/cpu/mtrr/main.c:1558 mtrr_trim_uncached_memory+0x366/0x381()
Nov 3 21:40:22 localhost kernel: Modules linked in:
Nov 3 21:40:22 localhost kernel: Pid: 0, comm: swapper Not tainted
2.6.27-desktop586-0.rc8.2mnb #1
Nov 3 21:40:22 localhost kernel: [<c0382b32>] ? printk+0x18/0x1e
Nov 3 21:40:22 localhost kernel: [<c0131084>] warn_on_slowpath+0x54/0x80
Nov 3 21:40:22 localhost kernel: [<c0385323>] ?
_spin_unlock_irqrestore+0x23/0x40
Nov 3 21:40:22 localhost kernel: [<c0131919>] ?
release_console_sem+0x1b9/0x1d0
Nov 3 21:40:22 localhost kernel: [<c0131cf8>] ? vprintk+0x188/0x3f0
Nov 3 21:40:22 localhost kernel: [<c04c36f0>] ?
e820_update_range_map+0x1bb/0x236
Nov 3 21:40:22 localhost kernel: [<c04c6daf>]
mtrr_trim_uncached_memory+0x366/0x381
Nov 3 21:40:22 localhost kernel: [<c04c1746>] setup_arch+0x50c/0xaf6
Nov 3 21:40:22 localhost kernel: [<c0131919>] ?
release_console_sem+0x1b9/0x1d0
Nov 3 21:40:22 localhost kernel: [<c014aa5a>] ? down_trylock+0x2a/0x40
Nov 3 21:40:22 localhost kernel: [<c0131cf8>] ? vprintk+0x188/0x3f0
Nov 3 21:40:22 localhost kernel: [<c04c405f>] ? __reserve_early+0x98/0x149
Nov 3 21:40:22 localhost kernel: [<c04ba4d8>] start_kernel+0x63/0x354
Nov 3 21:40:22 localhost kernel: [<c04ba10a>] ? reserve_ebda_region+0x69/0x7f
Nov 3 21:40:22 localhost kernel: [<c04ba099>] __init_begin+0x99/0xa1
re: nolapic needed
at this point, it seems that adding a DMI entry
to diable the lapic on this box is the way to go.
We'll need the dmidecode from the 2nd BIOS as well as the one above.
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