Re: [PATCH 0/4] x86: enable User-Mode Instruction Prevention

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



> I took a closer look at the dosemu code. It appears that it does not

That doesn't tell you want DOS itself will try and do...

> purposely utilize SGDT to obtain the descriptor table while in vm86. It
> does use SGDT (in protected mode) to emulate certain functionality such
> as the Virtual xxx Driver. In such a case, UMIP needs to be disabled.
> However, this code seems to be disabled [1]. dosemu includes an i386
> emulator that in some cases uses the actual instructions of the host
> system. In such cases, UMIP might be needed to be disabled.

Is anyone actually still using DOSemu these days or are people all
using DOSbox ?

Alan
--
To unsubscribe from this list: send the line "unsubscribe linux-doc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]     [Linux Resources]

  Powered by Linux