Re: IMA performance regression in 5.10.194 when using overlayfs

[Greg KH <greg@kroah.com>]

On Mon, Dec 18, 2023 at 12:57:20PM +0100, Greg KH wrote:
> On Tue, Dec 12, 2023 at 04:37:31PM -0800, Robert Kolchmeyer wrote:
> > > Looking at the dependencies you've identified, it probably makes sense
> > > to just take them as is (as it's something we would have done if these
> > > dependencies were identified explicitly).
> > >
> > > I'll plan to queue them up after the current round of releases is out.
> > 
> > Sounds great, thank you!
> 
> I've dropped them now as there are some reported bug fixes with just
> that commit that do not seem to apply properly at all, and we can't add
> new problems when we know we are doing so :)
> 
> So can you provide a working set of full backports for the relevant
> kernels that include all fixes (specifically stuff like 8a924db2d7b5
> ("fs: Pass AT_GETATTR_NOSEC flag to getattr interface function")) so
> that we can properly queue them up then?

Also don't forget 18b44bc5a672 ("ovl: Always reevaluate the file
signature for IMA") either.  There might be more...

thanks,

greg k-h