Re: Please revert "btrfs: Honour FITRIM range constraints during free space trim" from all stable trees

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On Tue, Jun 04, 2019 at 01:03:55PM +0200, David Sterba wrote:
> On Tue, Jun 04, 2019 at 10:19:20AM +0200, Greg Kroah-Hartman wrote:
> > On Wed, May 29, 2019 at 01:57:52PM +0200, David Sterba wrote:
> > > On Wed, May 29, 2019 at 04:33:00AM -0700, Greg Kroah-Hartman wrote:
> > > > On Wed, May 29, 2019 at 01:23:14PM +0200, David Sterba wrote:
> > > > > Hi,
> > > > > 
> > > > > upon closer inspection we found a problem with the patch
> > > > > 
> > > > > "btrfs: Honour FITRIM range constraints during free space trim"
> > > > > 
> > > > > that has been merged to 5.1.4. This could happen with ranged FITRIM
> > > > > where the range is not 'honoured' as it was supposed to.
> > > > > 
> > > > > Please revert it and push in the next stable release so the buggy
> > > > > version is not in the wild for too long.
> > > > > 
> > > > > Affected trees:
> > > > > 
> > > > > 5.0.18
> > > > > 5.1.4
> > > > > 4.9.179
> > > > > 4.19.45
> > > > > 4.14.122
> > > > > 
> > > > > Master branch will have the revert too. Thanks.
> > > > 
> > > > What is the git commit id of the revert in Linus's tree?
> > > 
> > > The commit is not there yet, I'm going to send it with the next update
> > > in a few days for 5.2-rc2.
> > > 
> > > To shorthen the delay I hope it's possible to revert the patches without
> > > the corresponding master commit but if you insist on that I'll send the
> > > pull request today and will let you know the commit id.
> > 
> > Did this ever get reverted in Linus's tree?  I can't seem to find it...
> 
> The patches 2 and 4 from this patchset
> 
> https://patchwork.kernel.org/project/linux-btrfs/list/?series=126297
> 
> will implement the equivalent change. Scheduled for merge to 5.2-rc4,
> the patches were not available last week.

You might want to mark those for stable, if this is a big deal :)

thanks,

greg k-h



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