On Fri, May 23, 2008 at 11:15:19AM +0900, Kentaro Makita wrote:
quoted text
> Hi, David
> 
> Thank you for reviewing the patch.
> I'd fix coding style issues at next post. And,...
> 
> David Chinner wrote:
> > On Thu, May 22, 2008 at 11:22:18AM +0900, Kentaro Makita wrote:
> >> +			}
> >> +		}
> >> +	}
> > 
> > I'm wondering if this loop is an excessively long time to be holding the
> > dcache_lock. I guess the hol dtime is limited by the size of *count being
> > passed in. I think we could also do a:
> > 
> > 		cond_resched_lock(&dcache_lock);
> > 	
> > in the loop here to prevent this from occurring....
> Did you mean:
>  - scan sb->s_dentry_lru and move dentries to temporary list
>    with lock held
>  - cond_resched_lock(&dcache_lock);
>  - prune dentries on temporary list
> Is that right?

No, I meant while scanning sb->s_dentry_lru.

Cheers,

Dave.
-- 
Dave Chinner
Principal Engineer
SGI Australian Software Group
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