Subject: Re: tsleep
To: Mirian Crzig Lennox <>
From: Jason Thorpe <>
List: tech-kern
Date: 07/05/1999 11:21:05
On 05 Jul 1999 10:08:10 -0400 
 Mirian Crzig Lennox <> wrote:

 > Something I've been wondering about lately...
 > Why does tsleep() take a hardcoded string as its mnemonic wchan value?
 > I can't imaging this would be any more informative than a simple
 > symbol address (especially since we only display the first 6 chars of
 > it anyway), and it seems a bit of a waste of memory to have all those
 > extra strings in the kernel image.

Having that string available is *really nice* sometimes, as it indicates
where the code is blocked, even though each thread may be blocked on a
unique wchan value.

        -- Jason R. Thorpe <>