Re: klibc and logging

[H. Peter Anvin]

Benjamin LaHaise wrote:
> On Tue, Aug 13, 2002 at 10:41:03AM -0700, H. Peter Anvin wrote:
> 
>>Requires too much to work before it's can be made available.
>>
>>Andrew Morton sent me a proposed patch last night which adds a klogctl
>>(a.k.a. sys_syslog) which does a printk() from userspace.  It was less
>>than 10 lines; i.e. probably worth it.  I have hooked this up to
>>syslog(3) in klibc, although the code is not checked in yet.
> 
> 
> Rather, why not have the file descriptor early userspace gets called 
> with point to a file that printk's whatever is written to it?  That 
> makes more sense as the early init stuff really should end up in the 
> kernel's log buffer.
> 

That was the other possibility that I suggested... either way is fine 
with me.  The file descriptor has a few advantages; although I would 
personally make a klogctl() to return it rather than having it passed in.

	-hpa