linux-kernel - Re: 2.6.22.14 oops msg with commvault galaxy ?

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Message-Id: <1197562981.19869.5.camel@lov.site>
Date:	Thu, 13 Dec 2007 17:23:01 +0100
From:	Kay Sievers <kay.sievers@...y.org>
To:	vincent.fortier1@...gc.ca
Cc:	Ingo Molnar <mingo@...e.hu>,
	Dhaval Giani <dhaval@...ux.vnet.ibm.com>,
	Greg KH <gregkh@...e.de>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>,
	Balbir Singh <balbir@...ibm.com>, maneesh@...ibm.com
Subject: Re: 2.6.22.14 oops msg with commvault galaxy ?


On Thu, 2007-12-13 at 15:02 +0000, Vincent Fortier wrote:
> On Thu, 2007-12-13 at 08:59 -0500, Kay Sievers wrote:
> > On Thu, 2007-12-13 at 13:55 +0100, Ingo Molnar wrote:
> > > * Dhaval Giani <dhaval@...ux.vnet.ibm.com> wrote:
> > >
> > > > Could you please see if the following patch removes the oops due
> > to
> > > > CFS sysfs files? (There might still be the other oops due to the
> > > > floppy sysfs files)
> > > >
> > > > Ingo, could you please add this patch in your CFS backport to
> > 2.6.22
> > > > and older kernels?
> > >
> > > sure - i've updated the backport patches with this fix.
> > >
> > > >  static void user_attr_init(struct subsys_attribute *sa, char
> > *name, int mode)
> > > >  {
> > > > +   sa->attr.owner = NULL;
> > > >     sa->attr.name = name;
> > >
> > > i'm wondering why doesnt this affect 2.6.23 and later? Does sysfs
> > > initialize the owner field to NULL automatically?
> > 
> > Attibutes do not have an owner anymore:
> > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7b595756ec1f49e0049a9e01a1298d53a7faaa15
> 
> This one also fails to apply properly at the exact same place has Ingo's
> previously posted patch.  Would need to backport his one.

It depends on a completely reworked sysfs logic, I don't think it makes
any sense to backport that.

Kay

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