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Date: Wed, 19 Apr 2006 14:14:54 -0700
From: Julian Elischer <julian@elischer.org>
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To: David Kirchner <dpk@dpk.net>
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Cc: arch@freebsd.org
Subject: Re: Add some more information in the ktrace(1)/kdump(1) output
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David Kirchner wrote:

>Please Cc: me on replies as I am not a member of this list.
>
>I'm working with Alexander Leidinger <netchild@freebsd.org> on the
>ktrace project mentioned on the ideas page. I've attached a patch,
>made against 6.1-RC (and should work against -CURRENT). The patch
>modifies kdump output to use strings instead of numbers for every(I
>believe) relevant syscall.
>
>For example, the output before:
>
> 32229 telnet   CALL  mmap(0,0x8000,0x3,0x1002,0xffffffff,0,0,0)
> 32229 telnet   CALL  open(0x2807bc28,0,0x1b6)
> 32229 telnet   CALL  socket(0x2,0x2,0)
>
>is now:
>
> 32229 telnet   CALL 
>mmap(0,0x8000,PROT_READ|PROT_WRITE,MAP_PRIVATE|MAP_ANON,0xffffffff,0,0,0)
> 32229 telnet   CALL  open(0x2807bc28,O_RDONLY,<unused>0x1b6)
> 32229 telnet   CALL  socket(PF_INET,SOCK_DGRAM,0)
>
>I'd appreciate any feedback you may have. This is just one half of the
>project; the other half will involve updating the kernel to include
>more data in the dump output. I'm thinking, specifically, adding
>KTR_STAT for stat() results and KTR_SOCKADDR for connect(), bind()
>arguments, and accept() results.
>  
>
bind/connect would be particularly nice  ;-)

don't forget linux_kdump :-)