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From: matsunaga_kazuhisa@yahoo.co.jp (matsunaga)
To: linux-mtd@lists.infradead.org
Subject: Memory leak
Date: Tue, 11 Mar 2003 00:36:24 +0900	[thread overview]
Message-ID: <001801c2e71a$cefdca20$210486da@ybb> (raw)
In-Reply-To: 200303101553.09156.tglx@linutronix.de

Hi.

> On Monday 10 March 2003 00:10, matsunaga wrote:
> > Yes, I use JFFS2.
> > If you mount a device with a file on JFFS2, a dirent node and a dnode are
> > alloced. But upper layer does not issue, jffs2_clear_inode for an inode of
> > the dnode during unmount. You can see it just by free command if my
> > implementation is not wrong.
> on umount put_super is called
> void jffs2_put_super (struct super_block *sb)
> {
> SNIP
> jffs2_free_ino_caches(c);
> jffs2_free_raw_node_refs(c);
> vfree(c->blocks);
> SNIP
> }
> So everything is freed there.

Fragtree and the dnode resoure belongs to it are not freed there.

>  Are you looking at the first line of output from 
> free (Mem:) ? Have a look at the second line (-/+ buffers/cache). 
> If this is worrying you too, then send output of free before mount and after umount.

I will send the output later... not available now.. 
I am looking at amount of free area by free command.

If you have an environment, could you please check it with a device which is written a large file?
Because it might be just the problem of my environment...

Best regards.

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  parent reply	other threads:[~2003-03-10 15:36 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-03-09 16:46 Memory leak matsunaga
2003-03-09 17:37 ` Charles Manning
2003-03-09 19:10 ` Thomas Gleixner
2003-03-09 23:10   ` matsunaga
2003-03-10 14:53     ` Thomas Gleixner
2003-03-10 14:14       ` David Woodhouse
2003-03-10 15:48         ` matsunaga
2003-03-10 16:02           ` David Woodhouse
2003-03-10 16:26             ` matsunaga
2003-03-10 17:04               ` David Woodhouse
2003-03-11 15:52                 ` matsunaga
2003-03-11 18:39                   ` Thomas Gleixner
2003-03-10 15:36       ` matsunaga [this message]
2003-03-11 17:50 ` David Woodhouse
2003-03-12 15:47   ` dnode of meta data matsunaga
2003-03-13  7:14     ` David Woodhouse
  -- strict thread matches above, loose matches on Subject: below --
2026-01-19  5:14 [PATCH v26 2/2] status: add status.compareBranches config for multiple branch comparisons Jeff King
2026-01-20  9:49 ` Memory leak Harald Nordgren
2026-01-20 13:22   ` Harald Nordgren
2026-01-20 21:42     ` Junio C Hamano
2026-01-21 18:47       ` Junio C Hamano
2026-01-21 20:49         ` Jeff King
2026-01-22 15:03         ` Harald Nordgren
2026-01-22 18:19           ` Junio C Hamano
2008-04-09 13:54 hinko.kocevar
2003-03-12 19:50 Memory Leak Aman
2003-03-12 20:29 ` Matt Porter
2002-06-20 15:06 Memory leak diekema_jon
2002-06-20  7:52 Skip Gaede
2002-06-22  2:22 ` Skip Gaede

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