Re: [patch] x86: fix ESP corruption CPU bug

2005-03-14 Thread Brian Gerst
linux-os wrote: On Mon, 14 Mar 2005, Jakob Eriksson wrote: Andi Kleen wrote: Stas Sergeev <[EMAIL PROTECTED]> writes: Another way of saying the same thing: I absolutely hate seeing patches that fix some theoretical issue that no Linux apps will ever care about. No, it is not theoretical, but it is

Re: [patch] x86: fix ESP corruption CPU bug

2005-03-14 Thread Stas Sergeev
Hello. Brian Gerst wrote: Can you tell me how the invisible high-word (invisible in VM-86, and in real mode) could possibly harm something running in VM-86 or read-mode ??? I don't even think it's a BUG. If the transition into and out of VM-86 doesn't handle the fact that the high-word of the stac

Re: [patch] x86: fix ESP corruption CPU bug

2005-03-14 Thread Stas Sergeev
Hi, Jakob Eriksson wrote: A long term goal of wine is to support DOS apps to. Of course it's not a priority, but it's there. Yes, that's exactly what I was hoping for, thanks! Even if no Windows apps do such a thing (which wasn't confirmed yet), Wine may still need that fix for the DOS support in t

Re: [patch] x86: fix ESP corruption CPU bug

2005-03-14 Thread linux-os
On Mon, 14 Mar 2005, Jakob Eriksson wrote: Andi Kleen wrote: Stas Sergeev <[EMAIL PROTECTED]> writes: Another way of saying the same thing: I absolutely hate seeing patches that fix some theoretical issue that no Linux apps will ever care about. No, it is not theoretical, but it is mainly about a D

Re: [patch] x86: fix ESP corruption CPU bug

2005-03-14 Thread Pavel Machek
Hi! > Can you tell me how the invisible high-word (invisible in VM-86, and > in real mode) could possibly harm something running in VM-86 or > read-mode ??? I don't even think it's a BUG. If the transition You can have protected-mode application running in dosemu with 16-bit stack segment.

Re: [patch] x86: fix ESP corruption CPU bug

2005-03-14 Thread Jakob Eriksson
Andi Kleen wrote: Stas Sergeev <[EMAIL PROTECTED]> writes: Another way of saying the same thing: I absolutely hate seeing patches that fix some theoretical issue that no Linux apps will ever care about. No, it is not theoretical, but it is mainly about a DOS games and an MS linker, as for

Re: [patch] x86: fix ESP corruption CPU bug

2005-03-14 Thread Stas Sergeev
Hi, Linus Torvalds wrote: Btw, Stas, one thing I'd really like to see is even a partial list of anything that actually cares about this. Ie, if there is some known Windows app where Wine works better or something like that, just adding I am not using Wine too much, but I've found this: http://cvs

Re: [patch] x86: fix ESP corruption CPU bug

2005-03-14 Thread Andi Kleen
Stas Sergeev <[EMAIL PROTECTED]> writes: > >> Another way of saying the same thing: I absolutely hate seeing >> patches that fix some theoretical issue that no Linux apps will ever >> care about. > No, it is not theoretical, but it is mainly > about a DOS games and an MS linker, as for > me. The th