Re: [PATCH 5.15 70/87] minmax: relax check to allow comparison between unsigned arguments and signed constants

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On Fri, Jul 26, 2024 at 09:05:13AM -0700, SeongJae Park wrote:
> On Fri, 26 Jul 2024 07:21:30 +0200 Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> 
> > On Thu, Jul 25, 2024 at 09:58:51AM -0700, Linus Torvalds wrote:
> > > On Thu, 25 Jul 2024 at 07:55, Greg Kroah-Hartman
> > > <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> > > >
> > > > 5.15-stable review patch.  If anyone has any objections, please let me know.
> > > 
> > > I assume the min/max patches had some reason to be backported that is
> > > probably mentioned somewhere in the forest of patches, but I missed
> > > it.
> > 
> > It wasn't specifically called out here, but yes, they were needed for
> > the DAEMON fix.  And they will be needed in the future probably as well
> > because we have run into this problem many times when backporting
> > patches (i.e. the backport throws tons of warnings because the min/max
> > changes are not there.)
> 
> For others' information, the original backporting request including the detail
> is available at https://lore.kernel.org/20240716183333.138498-1-sj@xxxxxxxxxx
> 
> Also, s/DAEMON/DAMON/ ;)

Sorry about that, correct names are important :)

I see Linus just committed 2 min/max "fixes" for this type of "the
preprocessor went mad!" issues to his tree so I'll look at backporting
them if people have build issues with the stable trees as well.

thanks,

greg k-h




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