Re: How to pin a userland page in memory(avoid copyin and copyout)

2006-01-31 Thread John-Mark Gurney
Bharma Ji wrote this message on Mon, Jan 30, 2006 at 11:46 -0800: I am trying to explore the option avoiding copyin and copyout when mode switches from user to kernel and vice versa. One way to achieve this, as I understand, is to make the memory address (which contain the data to be copied)

Re: FreeBSD Real Mode interface

2006-01-31 Thread Loren M. Lang
On Tue, Jan 31, 2006 at 11:04:46AM +0600, Dmitry Frolov wrote: * Loren M. Lang [EMAIL PROTECTED] [28.01.2006 13:09]: Is there any equivalent to the Linux Real Mode interface in FreeBSD? I would like to port a program called atitvout to FreeBSD, but it uses calls to the vesa bios in real

Which signal occurs due to a page protection violation?

2006-01-31 Thread Sam Lawrance
ElectricFence is failing during its self test on i386 7-current: Testing Electric Fence. After the last test, it should print that the test has PASSED. EF_PROTECT_BELOW= EF_PROTECT_FREE= EF_ALIGNMENT= ./eftest Segmentation fault (core dumped) *** Error code 139 The program intentionally

Listing Order of SYSINIT's

2006-01-31 Thread Cy Schubert
Is there a tool or approach to listing the order in which SYSINIT's are executed during boot? I'm currently trying to diagnose a 7.0-CURRENT hang of a P54C machine just after the WITNESS message is printed. It's obvious I'm not getting the whole picture here. cwtest.foobar loader file selected

Re: Which signal occurs due to a page protection violation?

2006-01-31 Thread Jason Evans
On Jan 31, 2006, at 1:06 AM, Sam Lawrance wrote: ElectricFence is failing during its self test on i386 7-current: Testing Electric Fence. After the last test, it should print that the test has PASSED. EF_PROTECT_BELOW= EF_PROTECT_FREE= EF_ALIGNMENT= ./eftest Segmentation fault (core dumped)

Re: Listing Order of SYSINIT's

2006-01-31 Thread John Baldwin
On Tuesday 31 January 2006 12:54, Cy Schubert wrote: Is there a tool or approach to listing the order in which SYSINIT's are executed during boot? I'm currently trying to diagnose a 7.0-CURRENT hang of a P54C machine just after the WITNESS message is printed. It's obvious I'm not getting the

Re: How to pin a userland page in memory(avoid copyin and copyout)

2006-01-31 Thread Dipjyoti Saikia
On 1/31/06, Bharma Ji [EMAIL PROTECTED] wrote: Hi I am trying to explore the option avoiding copyin and copyout when mode switches from user to kernel and vice versa. One way to achieve this, as I understand, is to make the memory address (which contain the data to be copied) non pageable.

Van Jacobson's network stack restructure

2006-01-31 Thread Greg 'groggy' Lehey
Last week, at the Linux.conf.au in Dunedin, Van Jacobson presented some slides about work he has been doing rearchitecting the Linux network stack. He claims to have reduced the CPU usage by 80% and doubled network throughput (he expects more, but it was limited by memory bandwidth). The

Newly developed mailling list search engine needs more testing

2006-01-31 Thread Choy Kho Yee
Hi, everybody. Firstly, let me introduce myself. I am Choy Kho Yee, an comp. sci. undergraduate student in Osaka University. For my final year project, I have developed a mailing list archive management system called MLwiki. I have sent mails to some of the mailing lists not so long ago, so that

Re: Van Jacobson's network stack restructure

2006-01-31 Thread John-Mark Gurney
Greg 'groggy' Lehey wrote this message on Wed, Feb 01, 2006 at 11:50 +1030: Last week, at the Linux.conf.au in Dunedin, Van Jacobson presented some slides about work he has been doing rearchitecting the Linux network stack. He claims to have reduced the CPU usage by 80% and doubled network