On Fri, Aug 18, 2023 at 05:35:25PM -0700, Jaegeuk Kim wrote:
> May I know if this works?
> 
> https://lore.kernel.org/linux-f2fs-devel/20230819003012.3473675-1-jaeg...@kernel.org/T/#u
> 

Yes, that fixes the problem for me. That makes me wonder, though:
Why not just use the _nested functions unconditionally ?

Thanks,
Guenter

> On 08/18, Jaegeuk Kim wrote:
> > Chao,
> > 
> > Do you have some bandwidth to address this? Otherwise, I'll do some.
> > 
> > Thanks,
> > 
> > On Fri, Aug 18, 2023 at 6:15 AM Guenter Roeck <li...@roeck-us.net> wrote:
> > >
> > > On Thu, Aug 17, 2023 at 08:53:19AM -0700, Eric Biggers wrote:
> > > > On Thu, Aug 17, 2023 at 10:26:12PM +0800, Chao Yu wrote:
> > > > > > > >                                                     
> > > > > > > > lock(new_inode#2->i_sem)
> > > > > > > >                                                     
> > > > > > > > lock(dir->i_xattr_sem)
> > > > > > > > lock(new_inode#1->i_sem)
> > > > > > > >
> > > > > > > > This looks fine to me.
> > > > > > > >
> > > > > > >
> > > > > > > Based on your feedback, am I correct assuming that you don't plan
> > > > > > > to fix this ?
> > > > > >
> > > > > > I'm quite open to something that I may miss. Chao, what do you 
> > > > > > think?
> > > > >
> > > > > Jaegeuk, I agree with you, it looks like a false alarm.
> > > > >
> > > >
> > > > False positive lockdep reports still need to be eliminated, for example 
> > > > by
> > > > fixing the lockdep annotations.  Otherwise it's impossible to 
> > > > distinguish them
> > > > from true positives.
> > > >
> > >
> > > Exactly, and that is why I don't test features with known lockdep 
> > > annotation
> > > issues. I'll drop f2fs from my list of features to test for the time 
> > > being.
> > >
> > > Guenter


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