[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH, RFT] monitor: implement x86 info tlb for PAE an
|
From: |
Blue Swirl |
|
Subject: |
Re: [Qemu-devel] [PATCH, RFT] monitor: implement x86 info tlb for PAE and long modes |
|
Date: |
Mon, 6 Dec 2010 18:41:07 +0000 |
On Mon, Dec 6, 2010 at 1:05 PM, Ian Campbell <address@hidden> wrote:
> On Mon, 2010-12-06 at 12:12 +0100, Alexander Graf wrote:
>> On 05.12.2010, at 17:25, Blue Swirl wrote:
>>
>> > 'info tlb' didn't show correct information for PAE mode and
>> > x86_64 long mode.
>> >
>> > Implement the missing modes. Also print NX bit for PAE and long modes.
>> > Fix off-by-one error in 32 bit mode mask.
>> >
>> > Signed-off-by: Blue Swirl <address@hidden>
>> > ---
>> >
>> > I didn't find an OS that enabled PAE, please test and report.
>>
>> Xen does. Just take a random recent xen kernel and run it with -kernel :).
>
> In addition AFAIK recent 32 bit Fedora is PAE enabled by default (so is
> RHEL6?). Debian also supplies a -686-bigmem kernel flavour which is
> their name for PAE enabled.
At least Fedora 14 installation CD kernel does not enable PAE with 5G
of memory (enabled for i386 by adjusting target_phys_bits in
configure).