Subject: Re: i/o scheduling (was Re: NEW_BUFQ_STRATEGY)
To: YAMAMOTO Takashi <>
From: Thor Lancelot Simon <>
List: tech-kern
Date: 12/17/2003 01:07:34
On Wed, Dec 17, 2003 at 02:41:09PM +0900, YAMAMOTO Takashi wrote:
> > Is is it simply that the read will block indefinitely waiting for the
> > write to happen, with no way to cause the delayed-write queue to be
> > flushed?
> yes.

Why would these reads be generated?  If the write has not completed, is
it not the case that the page must still be dirty, and should thus still
be in the cache?

 Thor Lancelot Simon	                            
   But as he knew no bad language, he had called him all the names of common
 objects that he could think of, and had screamed: "You lamp!  You towel!  You
 plate!" and so on.              --Sigmund Freud