From: Andreas Dilger <adilger@clusterfs.com>
To: Valdis.Kletnieks@vt.edu
Cc: Andreas Gruenbacher <agruen@suse.de>,
Andrew Morton <akpm@osdl.org>, Linus Torvalds <torvalds@osdl.org>,
Andrew Tridgell <tridge@osdl.org>,
"Stephen C. Tweedie" <sct@redhat.com>,
Alex Tomas <alex@clusterfs.com>,
linux-kernel@vger.kernel.org
Subject: Re: Fix ea-in-inode default ACL creation
Date: Thu, 20 Jan 2005 12:07:26 -0700 [thread overview]
Message-ID: <20050120190726.GK22715@schnapps.adilger.int> (raw)
In-Reply-To: <200501201856.j0KIuiif016865@turing-police.cc.vt.edu>
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On Jan 20, 2005 13:56 -0500, Valdis.Kletnieks@vt.edu wrote:
> On Thu, 20 Jan 2005 19:22:25 +0100, Andreas Gruenbacher said:
> > ===================================================================
> > --- linux-2.6.11-latest.orig/fs/ext3/xattr.c
> > +++ linux-2.6.11-latest/fs/ext3/xattr.c
> > @@ -954,6 +954,13 @@ ext3_xattr_set_handle(handle_t *handle,
> > + if (EXT3_I(inode)->i_state & EXT3_STATE_NEW) {
> > + struct ext3_inode *raw_inode = ext3_raw_inode(&is.iloc);
> > + memset(raw_inode, 0, EXT3_SB(inode->i_sb)->s_inode_size);
> > + EXT3_I(inode)->i_state &= ~EXT3_STATE_NEW;
> > + }
>
> Maybe I'm a total idiot, but I'm failing to see how adding *another* zero
> operation (although quite likely needed at that point) is going to help the
> fact that we zero something out after we've stored data we want to keep in it.
> Is there a missing hunk that *removes* the too-late memset-to-zero in
> ext3_do_update_inode?
Yes, as you can see above the EXT3_STATE_NEW flag is cleared so the later
check in ext3_new_inode() will not again zero the inode
Cheers, Andreas
--
Andreas Dilger
http://sourceforge.net/projects/ext2resize/
http://members.shaw.ca/adilger/ http://members.shaw.ca/golinux/
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next prev parent reply other threads:[~2005-01-20 19:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-20 18:22 Fix ea-in-inode default ACL creation Andreas Gruenbacher
2005-01-20 18:56 ` Valdis.Kletnieks
2005-01-20 19:07 ` Andreas Dilger [this message]
2005-01-20 19:09 ` Andreas Gruenbacher
2005-01-20 19:21 ` Valdis.Kletnieks
2005-01-21 21:36 ` Stephen C. Tweedie
2005-01-21 21:48 ` Andreas Gruenbacher
2005-01-21 22:06 ` Stephen C. Tweedie
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