Re: 2 years student project

2012-01-14 Thread Kip Macy
Many of the ideas on that page are stale. I believe that the most promising approach would be to figure out what area of the system you're most interested in, e.g. networking, file systems, virtual memory, scheduling etc., make an honest appraisal of your development abilities (the rate at which yo

Re: Where to ask about a 7.2 bug, and debugging sys/queue.h errors

2011-08-25 Thread Kip Macy
On Thu, Aug 25, 2011 at 11:16 PM, Charlie Martin wrote: > We're having a crash in some internal code running on FreeBSD 7.2 > (specifically  7.2-PRERELEASE FreeBSD 7.2-PRERELEASE and yeah, I know it's > quite a bit behind) in which after 18-30 hours of running load tests, the > code panics with: >

Re: kernel panics in in_lltable_lookup (with INVARIANTS)

2009-08-21 Thread Kip Macy
Try this: Index: sys/net/flowtable.c === --- sys/net/flowtable.c (revision 196382) +++ sys/net/flowtable.c (working copy) @@ -688,6 +688,12 @@ struct rtentry *rt = ro->ro_rt; struct ifnet *ifp = rt->rt_

Re: Debugging via DDB

2009-05-28 Thread Kip Macy
On Thu, May 28, 2009 at 9:27 PM, David N wrote: > Hi, > > I know this might sound like a newbie question. > > I'm trying to debug a "Lockup" on 7.2-RELEASE. I've compiled DDB and > KDB into the kernel and make installkernel. (Can this be called a > deadlock?) > > The machine still response to ping

Re: ZFS ARC Cache: What is the lowest tested size

2009-05-04 Thread Kip Macy
On Mon, May 4, 2009 at 10:12 AM, Mark Saad wrote: > > Hello List >   Worked on breaking ZFS we came across a interesting question; > What is the lowest tested ZFS ARC Cache size ? I haven't tested it with just over 64MB, but the code indicates that that is the lowest you should try. http://src.o

Re: NetBSD 5.0 statistics

2009-04-30 Thread Kip Macy
On Thu, Apr 30, 2009 at 7:50 AM, Oliver Pinter wrote: > Is the FreeBSD's FS management so slow? > > http://www.netbsd.org/~ad/50/img15.html > > Or so big is the difference between the two cpu scheduler? > > > http://www.netbsd.org/~ad/50/img0.html We would need more information about the disk har

Re: Linux setpci equivalent in FreeBSD?

2009-04-14 Thread Kip Macy
man pciconf(8) - it lets you set config space bits -Kip 2009/4/14 Zahemszky Gábor : > Hi! > > I'v found (well, mav@ found it) on a wiki page  (*) a trick to use some > TI sdhci cards. They use the setpci command, to set some bits in the HW. > Are there any tool under FreeBSD to do the same? > > T

Re: bus_setup_intr (9)

2009-02-12 Thread Kip Macy
in HEAD, see intr_event_handle in sys/kern/kern_intr.c Cheers, Kip On Thu, Feb 12, 2009 at 12:31 PM, Alexej Sokolov wrote: > hello, > > from man: > int > bus_setup_intr(device_t dev, struct resource *r, int flags, > driver_filter_t filter, driver_intr_t ithread, void *arg, >

Re: crash at in_pcb.c

2008-10-29 Thread Kip Macy
The code in 7.0 is actually locked quite differently. Could you please try and reproduce on 7.0 and RELENG_7? Thanks, Kip On Wed, Oct 29, 2008 at 8:45 PM, Jerry Toung <[EMAIL PROTECTED]> wrote: > Hello List, > I can realiably reproduce this crash. We have a deamon that accept several > connectio

new mailing list for xen

2008-10-16 Thread Kip Macy
I've been getting a lot of recurring questions about the status of Xen support in FreeBSD and Xen configuration issues - the answers to which are changing frequently enough that simply adding a FAQ wouldn't make sense. I expect that initially the mailing list will be the "Dailykip", consisting of r

Re: sun4v arch

2008-08-23 Thread Kip Macy
On Sat, Aug 23, 2008 at 9:34 PM, Sevan / Venture37 <[EMAIL PROTECTED]> wrote: > > >> I can't find anything that suggests NetBSD runs on sun4v. Their sparc64 >> port only covers the US-I/II families and there's no mention of sun4v. > > OpenBSD/sparc64 supports the sun4v architecture & has done for

Re: sun4v arch

2008-08-23 Thread Kip Macy
Hi Peter, There really isn't any magic to bringing up a port. You compile it, install it, and then run it until it breaks. Once it breaks you spend a lot of time instrumenting the code to track down what went wrong. Then, depending on the amount of technical insight you have in to the issue, you g

Re: request for testers - xen support for domU in head

2008-08-22 Thread Kip Macy
p >> > Hi Kip, > > Thanks very much for the effort here. I'm looking forward to trying it > out and providing feedback. > > I'm not really familiar with Xen, but perhaps enough to ask this > question: Does this mean that Amazon EC2 will be able to boot FreeBSD > instances? > The last time I spoke

request for testers - xen support for domU in head

2008-08-22 Thread Kip Macy
Basic Xen support for 32-bit in PAE mode is in CVS. Please see the wiki for general information: http://wiki.freebsd.org/FreeBSD/Xen Please be forewarned that I am not claiming that this is production-ready. There are many known limitations. If you would like to take it for a test drive and repor

Re: the future of sun4v

2008-08-22 Thread Kip Macy
> Well, let's see what architecture the upcoming Rock CPUs are; > judging their feature list they appear to be a continuation of > the Fujitsu sun4u line rather than a successor of UST1/2 :) That is not what I've heard. -Kip ___ freebsd-hackers@freebsd.

the future of sun4v

2008-08-21 Thread Kip Macy
I apologise for cross-posting. I believe that there is a general expectation by freebsd users and developers that unsupported code should not be in CVS. Although sun4v is a very interesting platform for developers doing SMP work, I simply do not have the time or energy to maintain it. If someone e

Re: Xen in HEAD

2008-08-17 Thread Kip Macy
On Sun, Aug 17, 2008 at 2:48 PM, Eric Masson <[EMAIL PROTECTED]> wrote: > "Matthew Macy" <[EMAIL PROTECTED]> writes: > > Hi Kip, > >> Xen support will be MFC'd when it proves to be sufficiently stable for >> some uses. It probably won't make the freeze for 7.1. Xen 3.2 is the >> initial target. > >

Re: Problems with ieee80211 dependencies...

2008-06-27 Thread Kip Macy
Nothing jumps out at me, can you send the output of the build failure? -Kip On Fri, Jun 27, 2008 at 4:29 PM, Martes Wigglesworth <[EMAIL PROTECTED]> wrote: > I am having a hard time compiling a new kernel when I remove the > wireless aspects of the config file. I have removed all options/devices

Re: mlock & COW

2008-04-12 Thread Kip Macy
> As I said, messy. > Yup, which is why I bypassed the whole affair to have any confidence in my solution. Bypassing the copy to user makes a huge difference cpu usage at 10Gbps. -Kip ___ freebsd-hackers@freebsd.org mailing list http://lists.freeb

Re: mlock & COW

2008-04-12 Thread Kip Macy
On Sat, Apr 12, 2008 at 2:56 PM, Matthew Dillon <[EMAIL PROTECTED]> wrote: > I've looked at it some more and it looks like it would be a real > mess to do it in the protection code. I think it may be best to > fix it in the fault code. That is, to explicitly allow a user-wired > p

Re: vkernel & GSoC, some questions

2008-03-16 Thread Kip Macy
On Sun, Mar 16, 2008 at 8:06 PM, Adrian Chadd <[EMAIL PROTECTED]> wrote: > On 16/03/2008, Robert Watson <[EMAIL PROTECTED]> wrote: > > > Another avenue to consider is the Linux KVM virtualization technology, > which > > is seeing a high level of interest in the Linux community and sounds > >

Re: mlock & COW

2008-03-09 Thread Kip Macy
On Sun, Mar 9, 2008 at 2:24 PM, Jonathan Chen <[EMAIL PROTECTED]> wrote: > I've been battling with a bug related to mlock and COW pages. Since I'm > basically clueless when it comes to the VM subsystem, I was hoping someone > with more clue can look at my fix and let me know if I'm doing the rig

Re: IRQ-CPU binding?

2008-01-05 Thread Kip Macy
http://perforce.freebsd.org/changeView.cgi?CH=124874 HTH On Jan 5, 2008 4:55 PM, Ray Mihm <[EMAIL PROTECTED]> wrote: > On Jan 5, 2008 12:16 PM, Kip Macy <[EMAIL PROTECTED]> wrote: > > It can easily be done, there is no API for it in CVS. > > I have a situation wh

Re: IRQ-CPU binding?

2008-01-05 Thread Kip Macy
It can easily be done, there is no API for it in CVS. -Kip On 1/5/08, Ivan Voras <[EMAIL PROTECTED]> wrote: > Hi, > > Is there a notion of binding interrupt handlers to specific CPUs in > FreeBSD? Is there a way to find out that mapping from the userland, for > debugging purposes? > > > --

Re: Architectures with strict alignment?

2007-12-29 Thread Kip Macy
Isn't it everything except x86? -Kip On Dec 29, 2007 12:11 AM, Erich Dollansky <[EMAIL PROTECTED]> wrote: > Hi, > > > Ivan Voras wrote: > > Hi, > > > > Which of the architectures FreeBSD supports (if any) have strict memory > > alignment requirements? (in the sense that accessing a 32-bit integer

Re: version hwpmc kernel module & pmc library not match

2007-12-17 Thread Kip Macy
Check ports 'cpuid' - Vendor ID: "GenuineIntel"; CPUID level 10 Intel-specific functions: Version 06f6: Type 0 - Original OEM Family 6 - Pentium Pro Model 15 - Extended model 0 Stepping 6 Reserved 0 Odds are you have a post-P4 Intel processor. -Kip On Dec 17, 2007 7:47 PM, binto <[EMAIL

Re: kqueue and libev

2007-12-17 Thread Kip Macy
On Dec 17, 2007 1:25 PM, James Mansion <[EMAIL PROTECTED]> wrote: > Kip Macy wrote: > >> he's just plain misinforme > > Until we know what he is referring to we can't actually say that. > > -Kip > > > > OK he said I could post from our private

Re: kqueue and libev

2007-12-15 Thread Kip Macy
> > It looks like a decent library, but these comments seem unfortunate. > > Does anyone know what the author is concerned about? > > he's just plain misinformed > Until we know what he is referring to we can't actually say that. -Kip ___ freebsd-hacker

Re: kqueue and libev

2007-12-15 Thread Kip Macy
Actually, until recently it was broken on pipes. We've never received any PRs to that effect so there is no way of knowing. You'll have better luck asking the author himself. -Kip On 12/15/07, James Mansion <[EMAIL PROTECTED]> wrote: > Any idea what the author of libev is on about here (from

Re: Before & After Under The Giant Lock

2007-11-25 Thread Kip Macy
> >> > >> I just want to add my 2 cents, that my recent experience with FreeBSD MP > >> has been extremely positive. I tend to use highly CPU bound MP programs, > >> typically lots and lots of floating point operations. It used to be that > >> Linux beat FreeBSD hands down - now FreeBSD seems to

Re: Any hope to have things requested by NVidia in FreeBSD-7?

2007-11-16 Thread Kip Macy
On Nov 16, 2007 2:16 PM, Remko Lodder <[EMAIL PROTECTED]> wrote: > Yuri wrote: > > I read long time ago that the reason that NVidia can't have their driver on > > 64-bit platform is that FreeBSD kernel lacks some functionality. > > > > Is this functionality present in 7.0? Or when to expect this to

Re: Would like some simple volunteer work

2007-11-16 Thread Kip Macy
On Nov 16, 2007 1:11 AM, Karl Sjodahl - dunceor <[EMAIL PROTECTED]> wrote: > On Nov 16, 2007 10:40 AM, Fred Bertram <[EMAIL PROTECTED]> wrote: > > Hi, > > > > I'm a cs student from Australia. > > > > Just want to enhance my skills and hopefully benefit this online software > > community in some wa

Re: Any progress on FreeBSD/xen port?

2007-11-06 Thread Kip Macy
On 11/6/07, Scott Oertel <[EMAIL PROTECTED]> wrote: > > > > On Thu, 11 Oct 2007 15:07:21 +0200, Paul Schenkeveld > <[EMAIL PROTECTED]> wrote: > > Hi, > > > > For a large project involving virtual servers under Xen I've been asked > > to advice on using BSD for some services instead of Linux. > > >

Re: Critical Sections for userland.

2007-10-02 Thread Kip Macy
On 10/2/07, Alfred Perlstein <[EMAIL PROTECTED]> wrote: > * Daniel Eischen <[EMAIL PROTECTED]> [071002 19:46] wrote: > > On Tue, 2 Oct 2007, Alfred Perlstein wrote: > > > > >Hi guys, we need critical sections for userland here. > > > > > >This is basically to avoid a process being switched out whil

Re: Critical Sections for userland.

2007-10-02 Thread Kip Macy
On 10/2/07, Daniel Eischen <[EMAIL PROTECTED]> wrote: > On Tue, 2 Oct 2007, Alfred Perlstein wrote: > > > * Daniel Eischen <[EMAIL PROTECTED]> [071002 20:02] wrote: > >> On Tue, 2 Oct 2007, Alfred Perlstein wrote: > >> > >>> * Daniel Eischen <[EMAIL PROTECTED]> [071002 19:46] wrote: > On Tue,

Re: Usage of kern_* functions in kernel

2007-04-27 Thread Kip Macy
For core files and checkpoints that isn't possible. -Kip On 4/27/07, John Baldwin <[EMAIL PROTECTED]> wrote: On Friday 27 April 2007 02:43:16 am Marc Lörner wrote: > On Thursday 26 April 2007 19:49, John Baldwin wrote: > > On Thursday 26 April 2007 08:08:19 am Marc Lörner wrote: > > > Hello, > >

Re: Any recent news on Xen support for FreeBSD?

2007-04-02 Thread Kip Macy
Rink has made some progress. I'm cc'ing him. -Kip On 4/2/07, Jaye Mathisen <[EMAIL PROTECTED]> wrote: The fsmware page is significantly dated, and I just am not sure what's going on. I was just curious if there was a better or updated status available. Thanks for your time. ___

Re: iSCSI boot mussings

2007-03-16 Thread Kip Macy
On 3/16/07, Achim Patzner <[EMAIL PROTECTED]> wrote: On 16.03.2007, at 16:59, John Nielsen wrote: > A truly standalone iSCSI client will most likely want to use a TOE > card, which > to the OS looks like any other SCSI adapter. (I'm unsure which if > any such > cards are currently supported in Fr

Re: Floating-point in kernel space

2007-03-10 Thread Kip Macy
On 3/10/07, Maslan <[EMAIL PROTECTED]> wrote: > It would be helpful to know why you need this support as well I just wanted to know the idea behind not having FP in kernel-space. Saving and restoring FPU registers adds overhead to thread context switching and there has never been a legitimate

Fwd: user-space locks

2007-03-09 Thread Kip Macy
you may be the only person well acquainted with the KPI. Thanks. -Kip Kip Macy wrote: umtx [EMAIL PROTECTED]:man -k umtx umtx: nothing appropriate [EMAIL PROTECTED]: also if you use umtx I think you limit yourself to libthr. On 3/9/07, Peter Holmes <[EMAIL PROTECTED]> wrote:

Re: user-space locks

2007-03-09 Thread Kip Macy
AIL PROTECTED]> wrote: Kip Macy wrote: > umtx [EMAIL PROTECTED]:man -k umtx umtx: nothing appropriate [EMAIL PROTECTED]: also if you use umtx I think you limit yourself to libthr. > > On 3/9/07, Peter Holmes <[EMAIL PROTECTED]> wrote: >> Does FreeBSD have anything simi

Re: user-space locks

2007-03-09 Thread Kip Macy
umtx On 3/9/07, Peter Holmes <[EMAIL PROTECTED]> wrote: Does FreeBSD have anything similar to Futexes for Linux. Thanks, Peter Looking for earth-friendly autos? Browse Top Cars by "Green Rating" at Yahoo! Au

Re: kernel panic at boot on any 6.x OS

2007-02-26 Thread Kip Macy
It looks like it may be loading an out of sync kernel module. Cleaning out /boot/modules might help. -Kip On 2/26/07, Joe Auty <[EMAIL PROTECTED]> wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Well, My system does boot off of disc 1 of the FreeBSD 6.2 CD. However, even w

Re: kernel panic at boot on any 6.x OS

2007-02-25 Thread Kip Macy
It looks as if you've hit a device driver that is trying to print out a null string. The message you've given doesn't provide any more information than that. If you install a snapshot kernel it will probably have ddb compiled in which will allow you to at least get a backtrace. I'm sorry you're ha

Re: Xen Status?

2007-02-23 Thread Kip Macy
The fix is trivial from just inspecting the loader change. Someone just has to have the wherewithal to make it and test it. -Kip On 2/23/07, KillFill <[EMAIL PROTECTED]> wrote: Maybe a port could be made from the NetBSD fixes :-) -- https://www.dineromail.com/cl/registracion/

Re: Xen Status?

2007-02-22 Thread Kip Macy
Well thats true and easy to find. My question on this FreeBSD list was related to FreeBSD thou. Can anyone on hackers shed some light on this? /Chris FreeBSD HEAD worked on Xen in the 3.0.2 time frame. If someone is able to be self-sufficient in maintaining Xen support in FreeBSD I'll

Re: Ralink driver and FreeBSD 6.2?

2007-02-20 Thread Kip Macy
A couple of things. - The newer rt2661.c driver has not been MFC'd to 6.2. That is most likely why your card is not working. - 'ifconfig' when run as root will load the module for a network driver provided it is a) in the path and b) name if_.ko -Kip __

Re: sin()/cos()/tan() for kernel code? '_ 'a

2007-02-11 Thread Kip Macy
Trigonometry is seldom done with fixed point, which is the only way to do it in the kernel (using the FPU is a no-no). I would write a perl script to generate a lookup table for those functions - paste it into a header and use that. HTH. -Kip On 2/11/07, Eugene M. Kim <[EMAIL PROTECTED]> wrot

Re: pkg_upgrade (was Re: pkg_add does not backtrack, does it?)

2007-02-06 Thread Kip Macy
portupgrade -aPP On Wed, 7 Feb 2007, Joan Picanyol i Puig wrote: * Mike Meyer <[EMAIL PROTECTED]> [20070207 01:05]: If you let us know what your goals are, we might be able to help you get there. I know what I'd like: a utility in the base system for binary upgrading of packages. More flex

Re: semaphore.h does'nt include fcntl.h ?

2007-01-14 Thread Kip Macy
Do you have SysV IPC support in your kernel? -Kip On Sun, 14 Jan 2007, girish r wrote: > Hello folks, > > I am trying to use sem_open(3) but gcc complains that > O_CREAT and O_EXCL is undeclared. According to the man > page only semaphore.h needs to be included. But > inc

Re: WITNESS & RELENG_6

2007-01-03 Thread Kip Macy
The bug you're hitting there is a bad pointer reference in devfs_populate_loop - you shouldn't be taking a page fault there. I hope that someone who knows more about devfs will take a look. -Kip On 1/3/07, Eugene Grosbein <[EMAIL PROTECTED]> wrote: Hi! I try to find bugs in 6.2-PRERELEASE by

Re: Tools for FreeBSD development

2006-12-02 Thread Kip Macy
Qemu / vmware is probably the best way to go at the moment. On 12/2/06, Vishal Patil <[EMAIL PROTECTED]> wrote: I have recently moved over from Linux to FreeBSD and would like to if there is something similar to UML (User Mode Linux) for doing kernel development for FreeBSD. Reading different ma

Re: VM question related to faults

2006-07-30 Thread Kip Macy
From kern_umtx.c: static int _do_lock(struct thread *td, struct umtx *umtx, long id, int timo) { struct umtx_q *uq; intptr_t owner; intptr_t old; int error = 0; uq = td->td_umtxq; /* * Care must be exercised when dealing with umtx structure. It

Re: i386 page fault clobbers error code in trap frame

2006-07-30 Thread Kip Macy
si_addr doesn't contain the faulting pc, it contains the address that So either the comment is wrong, or that is a technically incorrect kludge. However, given that a number of the other fields are not filled out at all, the real objective should be to keep applications working. --- sys/i386

Re: i386 page fault clobbers error code in trap frame

2006-07-29 Thread Kip Macy
Looking at siginfo it isn't clear that there is a "right way" to provide SIGSEGV, eva, and the error code. _fault._trapno should contain the machine's error code and si_signo should contain SIGSEGV, and si_addr contains the faulting pc. Maybe one could abuse si_code to contain eva. Sorry for ask

Re: WINE vs. FreeBSD

2006-07-22 Thread Kip Macy
same error running FreeBSD on Xen with several threaded apps. -Kip On 7/22/06, Michael Nottebrock <[EMAIL PROTECTED]> wrote: On Saturday, 22. July 2006 21:20, Kip Macy wrote: > Thanks for your input. > > The relative merits of the different threading libra

Re: WINE vs. FreeBSD

2006-07-22 Thread Kip Macy
Thanks for your input. The relative merits of the different threading libraries is currently under discussion. Could you also try it with libthr (it may not work at all), I'd like to hear what happens. Thanks. -Kip On 7/22/06, Michael Nottebrock <[EMAIL PROTECTED]> wrote: Dear -hackers and -

Re: Intel Vanderpool (VT) on FreeBSD or FreeBSD Xen

2006-07-11 Thread Kip Macy
I asked the person who wrote vtxassist (only SVM supports paged real mode) - he thinks that it broke when support for big real mode was added. He did not seem particularly inclined to fix it. It may be that Xen's VT-x support is considered less interesting to his organization now that VMware is fr

Re: gdb able to debug both fbsd and linux binaries

2006-07-09 Thread Kip Macy
They have quite different ptrace interfaces, the binaries will have different elf brands, etc. Making a single GDB work on both would require a great deal of FreeBSD specific surgery on GDB. -Kip On 7/9/06, Divacky Roman <[EMAIL PROTECTED]> wrote: hi, is it able to somehow make gdb be able t

Re: NVIDIA FreeBSD kernel feature requests

2006-07-03 Thread Kip Macy
Producing a driver for a GPU card, especially one that possibly converts from GL-foo to foo appropriate to program and feed an ASIC on a video card, is quite different matter entirely. I'm all for open source drivers, and would also encourage NVIDIA to continue to reconsider their closed source d

Re: NVIDIA FreeBSD kernel feature requests

2006-06-30 Thread Kip Macy
WOW THATS GREAT DOUG! \0/ - it didn't work for me. -Kip On 6/30/06, Doug Ambrisko <[EMAIL PROTECTED]> wrote: Kip Macy writes: | IIRC lack of per instance cdevs also limits Freebsd to one vmware instance. Really? Don't tell my vmware multiple instances! I used to run 10 on

Re: contiguous memory allocation problem

2006-06-30 Thread Kip Macy
FreeBSD's strategy for doing page coloring makes contiguous memory allocation much past boot quite difficult. This will change when generalized superpage support is brought in (I hope in the near future). -Kip On 6/30/06, Hans Petter Selasky <[EMAIL PROTECTED]> wrote: Hi, I sometimes see tha

Re: NVIDIA FreeBSD kernel feature requests

2006-06-29 Thread Kip Macy
IIRC lack of per instance cdevs also limits Freebsd to one vmware instance. -Kip On 6/29/06, Oleksandr Tymoshenko <[EMAIL PROTECTED]> wrote: Christian Zander wrote: > Hi all, > # Task:implement mechanism to allow character drivers to > maintain per-open insta

Re: Jail-Aware Scheduling

2006-06-11 Thread Kip Macy
I personally prefer the notion of layering the normal scheduler on top of a simple fair-share scheduler. This would not add any overhead for the non-jailed case. Complicating the process scheduler poses maintenance, scalability, and general performance problems. -Kip On 6/11/06, Peter Jerem

Re: Someone with knowledge in VM/fork (and Copy on Write) needed

2006-06-08 Thread Kip Macy
Take a look at vm_forkproc in vm_glue.c -Kip On 6/8/06, Alexander Leidinger <[EMAIL PROTECTED]> wrote: Hi, Roman (and I) need someone who is able to explain fork() and VM stuff. The problem is that the linux clone() syscall is supposed to do COW of the stack in some cases (if the child_stack a

Re: Re: NFS server not responding prevents boot

2006-05-20 Thread Kip Macy
Um that is what intr is for - and it won't cause silent data loss. -Kip On 5/19/06, Sergey Babkin <[EMAIL PROTECTED]> wrote: >From: Steven Hartland <[EMAIL PROTECTED]> >> Anyway the big question is how can I change all our NFS >> mounts so that failed mounts dont prevent the machines >> bo

Re: Zero Copy, FreeBSD and Linus Torvalds opinion

2006-04-30 Thread Kip Macy
The implementation is > 7 years old, not used by default, and was intended for a specific application. There really isn't much to say. -Kip On 4/30/06, Iantcho Vassilev <[EMAIL PROTECTED]> wrote: Hello guys, in bsdnews.com i found this link http://kerneltrap.org/node/6506 and particulary t

Re: VMWARE GSX Port?

2006-03-02 Thread Kip Macy
-CURRENT runs on 3.0 as a domU. There is partial dom0 support. The changes have not gone back into the mainline because xenbus is extremely difficult to integrate cleanly. You can check on the state of the xen3 branch in perforce. -Kip On 3/2/06, Ashok Shrestha <[EMAIL PROTECTED]> wrote: >

update on running FreeBSD on xen

2006-01-03 Thread Kip Macy
The curious can track its status (known bugs, feature plans, release plans, etc.) at: http://www.fsmware.com/xenofreebsd/7.0/STATUS It is in perforce under //depot/projects/xen3 ___ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailma

Re: FS impl.

2005-05-06 Thread Kip Macy
On Fri, 6 May 2005, David Parfitt wrote: > Hi - > I have been trying to write my own UFS-like filesystem > implementation for fun. I had read somewhere that UFS was developed in > user space (correct me if I'm wrong on that one) and then moved over > to kernel-space. I was wondering if there a

Re: running freebsd in qemu using the "-nographic" option ?

2005-03-25 Thread Kip Macy
> >So basically what I want to do now is mount the freeBSD image in a > >loopback and modify the boot.conf file directly. Anyone knows how to > >do this under linux (2.6 if relevant) ? BSD seems to have a "weird" > >way of organizing the disk. Which file system shoud I support ? I would just do it

Re: Xen support

2005-03-19 Thread Kip Macy
> Ok, not really annoying, Manuel Bouyer is working on domain0 support for > NetBSD, so I won't have to install some linux on the box ;) So I've heard. I haven't tried it out yet. > As my girlfriend would like me to keep the bare minimum number of > machines here, Xen is the way to run Net/Free/D

RE: Xen support

2005-03-19 Thread Kip Macy
Repost. Outlook posts a different e-mail address from the one I subscribed with. > In all fairness I'd like to say that Nate put me in touch with someone to > commit the work. At about the same time I discovered a rather annoying bug > (since fixed), and I haven't followed back up. > > For thos

Re: process checkpoint restore facility now in DragonFly BSD

2005-01-12 Thread Kip Macy
in a VMM like Xen? > Or do you have any arguments in the reverse direction i.e. > better/easier/efficient/reliable in a physical machine than a VMM? Or do > you now believe since this feature was implemented over a year ago, that a > VMM is the way to go? > > > > On Wed, 12

Re: process checkpoint restore facility now in DragonFly BSD

2005-01-12 Thread Kip Macy
I've promised Nate to port the functionality to FreeBSD. I'm busy doing some things with the FreeBSD port to Xen at the moment. Checkpointing a process is intrinsically messy for reasons beyond the obvious statefulness of TCP connections. Process state, particularly with regard to devices, is of

Re: My project wish-list for the next 12 months

2004-12-14 Thread Kip Macy
> Hardware-based iSCSI HBAs solve this by having their own memory and > TCP stack separate from the OS. Software-only iSCSI initiators such > as linux-iscsi usually just hope it doesn't happen, and that's why I > don't usually recommend software-only iSCSI initiators to anyone. How is that any be

Re: Adventures with gcc: code vs object-code size

2004-03-21 Thread Kip Macy
The heuristics vary from platform to platform - what does "objdump -d" show? -Kip > > Well, I was hoping someone would have already seen this before, > but I guess I will need to do some more checking if I'm going > to get a better idea of what is going on. I'll put it on my >

Re: noread(), nopoll().... functions

2004-03-16 Thread Kip Macy
0 -Kip On Mon, 15 Mar 2004, Claudio Martella wrote: > > Hi, i'm writing a driver, and noticed the noread() nopoll() etc > general-use functions for struct cdevsw are no longer present in 5.x. What > can i use in 5.x? > > > TIA > > > --

Re: CPU update

2004-03-03 Thread Kip Macy
Barring any BIOS issues a standard ia32 kernel will boot and run happily on an AMD64 processor. -Kip On Wed, 3 Mar 2004, Mark wrote: > - Original Message - > From: "John Baldwin" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Cc: "Mark" <[EMAIL PROTECTED]> > S

Re: use after free bugs

2004-02-21 Thread Kip Macy
> > I wonder if the same approach relating to memory allocation and free > checking via static analysis could be applied to locking and unlocking of > locks? I.e.: Yes. See Dawson's papers. That is one of the examples given. Use after free is one of the stock checkers. I don't think that there

Re: [CHECKER] bugs in FreeBSD

2004-01-16 Thread Kip Macy
Dawson is the man. http://www.stanford.edu/~engler/ If I have not seen as far as others, it is because I have been standing in the footprints of giants. -- from Usenet On Fri, 16 Jan 2004, Xin LI wrote: > Hello, > > The tool is

Re: FreeBSD mail list etiquette

2003-10-25 Thread Kip Macy
> I for one am very glad you're not a member of the FreeBSD community. > And given that you've found a place with DragonFly, there's little > chance that you become part of FreeBSD community in the future. For As stated previously, I'm not, nor have I ever been, a "member" of DragonFly BSD, FreeBS

Re: FreeBSD mail list etiquette

2003-10-25 Thread Kip Macy
> > Puzzling.. to say the least.. > I'm sorry if I hurt your feelings. Please allow this thread to die, and me to move on to other things. ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send a

Re: FreeBSD mail list etiquette

2003-10-25 Thread Kip Macy
> I, and I think other members of FreeBSD, would appreciate it if > the members of DragonflyBSD would adhere to this peace-keeping > rule as well. > Thank you for providing sound advice Poul in a public forum. -Kip ___ [EMAIL PRO

Re: FreeBSD mail list etiquette

2003-10-25 Thread Kip Macy
This isn't a game Kris. I'm sorry if it hurts your feelings. Core always supports its own. Take a look at the history of SMP locking, the sudden change of ownership when the foundation came into money, the ensuing letter to core, and then the complete inaction. > Those allegations against the core

Re: FreeBSD mail list etiquette

2003-10-25 Thread Kip Macy
> There is also a problem in that the dirty work, even if done in a > way that demonstrates that the person has skills, is not always > recognised as important. The recognition has to come from within > that part of the developer community that has commit bits, because > you need someone with a com

Re: modified files for: process checkpoint restore facility now in DragonFly BSD

2003-10-22 Thread Kip Macy
> You seem to have mistaken [EMAIL PROTECTED] for [EMAIL PROTECTED] Thank you Poul for taking the time to correct me. Although checkpointing was a specifically requested feature for FreeBSD, it was, given the circumstances, an unforgivable error for me to announce it on a FreeBSD list. The module

modified files for: process checkpoint restore facility now in DragonFly BSD

2003-10-20 Thread Kip Macy
The impacted files are in the directories sys/checkpt and usr.bin/checkpt as well as sys/kern/imgact_elf.c and sys/kern/kern_fp.c. -Kip ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-h

process checkpoint restore facility now in DragonFly BSD

2003-10-20 Thread Kip Macy
At BSDCon '03 it was mentioned that a process checkpoint / restore facility would be a useful addition to FreeBSD. This post is to announce that Matt and I have added such a facility to DragonFly BSD. It is noteworthy for -hackers as anyone who is interested could still port it with relative ease.

Re: EMCsq/SAN

2003-09-15 Thread Kip Macy
Unless they are giving it to you virtually free, I would seriously look at other vendors. -Kip On Mon, 15 Sep 2003, Danny Braniss wrote: > > In the last episode (Sep 14), Danny Braniss said: > > > hi all, > > > Any experiance with EMCsq./SAN? I know FreeBSD is not on th

Re: panic during nfs operations in 4.8S on Dell 2650

2003-08-10 Thread Kip Macy
Can you get a backtrace? Not knowing anything at this point, bumping up the number of mbuf clusters *might* help. -Kip FYI: I'm not representing NetApp in any official capacity on this, I just happen to have a vested interest in both OnTap and FreeBSD.

Re: Assembly Syscall Question

2003-08-02 Thread Kip Macy
UVM was the VM system that replaced the old Mach style VM in NetBSD and (I believe) OpenBSD. FreeBSD has already cleaned up a lot of the problems that UVM addresses. However, there are still some things that could be done to make map passing easier, which I believe would make zero-copy support cle

Re: Assembly Syscall Question

2003-08-02 Thread Kip Macy
> Maybe, but they also support a lot of MMU-less architectures, so it may > have made things simpler for them to not depend on MMU. I wonder if NUMA > had any bearing on that as well... No. The initial design of their VM greatly preceded NUMA and uCLinux. It actually makes the system less portabl

How do I get profiling to work?

2003-07-19 Thread Kip Macy
When I do a config -p then a make depend; make kernel - I get linking kernel mcount.o: In function `mcount': mcount.o(.text+0xa): undefined reference to `_gmonparam' mcount.o(.text+0x10): undefined reference to `_gmonparam' mcount.o(.text+0x40): undefined reference to `user' mcount.o(.text+0x52):

Re: tcp raw socket programming recvfrom()

2003-07-10 Thread Kip Macy
Usually if your looking at raw packets you want to use BPF. -Kip On Wed, 9 Jul 2003, Alin-Adrian Anton wrote: > Hey folks, > > I wrote my piece of code to play with, and it uses raw sockets to send > TCP packets. It sends packets okay, everything tested with a sniffer, > every

Re: remote gdb through terminal server?

2003-06-11 Thread Kip Macy
The filers here are all debugged through terminal servers using gdb on the client and a gdb stub on the server. So if it doesn't work it is likely due to your setup or a bug in FreeBSD's gdb stub. -Kip On Wed, 11 Jun 2003, Brooks Davis wrote: > Does anyone kno

Re: NFS & ACLS's ?

2002-12-30 Thread Kip Macy
Citi has an OpenBSD NFSv4 client implementation. Is anyone working on porting that to FreeBSD? From a cursory glance it appears to rely heavily on the existing NFS infrastructure, how far have FreeBSD and OpenBSD developed away from the 4.4 implementation? http://www.citi.umich.edu/projects/nfsv4/

breakage on zero copy send

2002-10-03 Thread Kip Macy
__ Do you Yahoo!? New DSL Internet Access from SBC & Yahoo! http://sbc.yahoo.com To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message

Re: what does this mean?

2002-09-09 Thread Kip Macy
> > ANother case of the "obscure beyond belief" > message: > > > sio1: configured irq 3 not in bitmap of probed irqs 0 I would assume it means that 0x is the bitmap of probed irqs and that irq3 0x10 configured for sio1 is not in that bitmap. isa/sio.c: /* * Turn off

RE: Copying from Virtual Address Space to Physical Address

2002-08-30 Thread Kip Macy
While we're on the topic of vmapbuf: I have a kernel module that maps two 64k chunks of user memory into the kernel using the same set of steps that cam_periph_mapmem uses. However, I inevitably get the following panic after running the code for a bit: Aug 30 14:55:26 testhost /kernel: panic: wor

  1   2   >