From: Greg KH <greg@kroah.com>
To: Dipankar Sarma <dipankar@in.ibm.com>
Cc: Maneesh Soni <maneesh@in.ibm.com>,
Al Viro <viro@parcelfarce.linux.theplanet.co.uk>,
Patrick Mochel <mochel@osdl.org>,
Christian Borntraeger <CBORNTRA@de.ibm.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC 0/5] Backing Store for sysfs (Overhauled)
Date: Wed, 12 Nov 2003 08:39:57 -0800 [thread overview]
Message-ID: <20031112163957.GA28951@kroah.com> (raw)
In-Reply-To: <20031112162740.GA1776@in.ibm.com>
On Wed, Nov 12, 2003 at 09:57:40PM +0530, Dipankar Sarma wrote:
> On Wed, Nov 12, 2003 at 08:00:15AM -0800, Greg KH wrote:
> > On Wed, Nov 12, 2003 at 05:53:44PM +0530, Maneesh Soni wrote:
> > >
> > > The concept is still the same that in this prototype also we create dentry and
> > > inode on the fly when they are first looked up. This is done for both leaf or
> > > non-leaf dentries. The generic nature of sysfs_dirent makes it easy to do for
> > > both leaf or non-leaf dentries.
> >
> > What happens once a dentry and inode is created? Is there any way for
> > them to be forced out, or do they stay around in memory forever?
>
> The idea atleast, is that if no one is using a dentry, it will
> be put in the dentry lru list and eventually returned to the slab.
> inodes too are returned alongwith. Just like how on-disk filesystems work.
Do you all have any numbers backing this up?
thanks,
greg k-h
next prev parent reply other threads:[~2003-11-12 16:41 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-12 12:23 [RFC 0/5] Backing Store for sysfs (Overhauled) Maneesh Soni
2003-11-12 12:25 ` [RFC 1/5] sysfs-backing-store.patch Maneesh Soni
2003-11-12 12:25 ` [RFC 2/5] sysfs-dir.patch Maneesh Soni
2003-11-12 12:25 ` [RFC 3/5] sysfs-file.patch Maneesh Soni
2003-11-12 12:26 ` [RFC 4/5] sysfs-attr_group.patch Maneesh Soni
2003-11-12 12:26 ` [RFC 5/5] sysfs-symlink.patch Maneesh Soni
2003-11-12 14:39 ` [RFC 2/5] sysfs-dir.patch viro
2003-11-12 16:00 ` [RFC 0/5] Backing Store for sysfs (Overhauled) Greg KH
2003-11-12 16:27 ` Dipankar Sarma
2003-11-12 16:39 ` Greg KH [this message]
2003-11-13 19:34 ` Patrick Mochel
2003-11-13 19:55 ` Dipankar Sarma
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