Re: Remember my ill-fated i386 smp pmap optimizations?

2002-07-10 Thread Thyer, Matthew
John Baldwin wrote: On 08-Jul-2002 Peter Wemm wrote: [snip] Excuse me while I go outside and shoot myself. Hahahaha! Glad to see you have fixed them. :) Unfortunately, there are still more problems. :-( I have found some of them. And what is really scary is that I have

Re: Remember my ill-fated i386 smp pmap optimizations?

2002-07-10 Thread Peter Wemm
Peter Wemm wrote: John Baldwin wrote: On 08-Jul-2002 Peter Wemm wrote: A few months ago, I had a bit of a disaster with some pmap optimizations. After committing, all hell broke loose. It was backed out completely. I finally found the problem (diff cleaned up to highlight the

Re: Remember my ill-fated i386 smp pmap optimizations?

2002-07-09 Thread Sheldon Hearn
On (2002/07/08 13:52), Peter Wemm wrote: I have found some of them. And what is really scary is that I have verified that some of what Terry has been FUD'ing(*) about for our TLB (mis)management is actually correct. :-( Ha! Justice! troll All those who slapped me around on IRC for

Remember my ill-fated i386 smp pmap optimizations?

2002-07-08 Thread Peter Wemm
A few months ago, I had a bit of a disaster with some pmap optimizations. After committing, all hell broke loose. It was backed out completely. I finally found the problem (diff cleaned up to highlight the problem): pmap_mapdev() ... for (tmpva = va; size 0; ) { pte =

Re: Remember my ill-fated i386 smp pmap optimizations?

2002-07-08 Thread David Xu
Gartner: Apache is vulnerable, we recommend switching back to IIS to protect yourselves - Original Message - From: Peter Wemm [EMAIL PROTECTED] To: [EMAIL PROTECTED] Sent: Monday, July 08, 2002 2:28 PM Subject: Remember my ill-fated i386 smp pmap optimizations? A few months ago, I

Re: Remember my ill-fated i386 smp pmap optimizations?

2002-07-08 Thread Julian Elischer
On Mon, 8 Jul 2002, David Xu wrote: sorry for a bit OT, but why are pmap_mapdev and pmap_unmapdev still using old C language parameter style? I saw other functions in pmap using ANSI C style. because until recently it was not 'kosher' to change them, but thank god we have now got past

Re: Remember my ill-fated i386 smp pmap optimizations?

2002-07-08 Thread Peter Wemm
John Baldwin wrote: On 08-Jul-2002 Peter Wemm wrote: A few months ago, I had a bit of a disaster with some pmap optimizations. After committing, all hell broke loose. It was backed out completely. I finally found the problem (diff cleaned up to highlight the problem):