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

2016-11-14 Thread Harald Arnesen
Den 14/11/2016 11:59, skrev One Thousand Gnomes: Is anyone actually still using DOSemu these days or are people all using DOSbox ? Alan One thing lacking from DOSbox is TCP/IP networking. -- Hilsen Harald -- To unsubscribe from this list: send the line "unsubscribe linux-msdos" in the body

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

2016-11-14 Thread One Thousand Gnomes
> 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

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

2016-11-11 Thread Ricardo Neri
On Fri, 2016-11-11 at 23:51 +0300, Stas Sergeev wrote: > 11.11.2016 07:14, Ricardo Neri пишет: > >> 10.11.2016 09:46, Ricardo Neri пишет: > >>> I took a closer look at the dosemu code. It appears that it does not > >>> purposely utilize SGDT to obtain the descriptor table while in vm86. It > >>>

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

2016-11-11 Thread Stas Sergeev
11.11.2016 07:14, Ricardo Neri пишет: 10.11.2016 09:46, Ricardo Neri пишет: I took a closer look at the dosemu code. It appears that it does not 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

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

2016-11-10 Thread Stas Sergeev
Hi! I don't know the context of that discussion, so I'll only comment on the dosemu part. 10.11.2016 09:46, Ricardo Neri пишет: I took a closer look at the dosemu code. It appears that it does not purposely utilize SGDT to obtain the descriptor table while in vm86. It does use SGDT (in