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On Mon, 2025-03-17 at 12:42 +0100, Rainer Fiebig wrote:
> Am 17.03.25 um 12:17 schrieb Xi Ruoyao ([email protected] via blfs-dev
> Mailing List):
> > On Mon, 2025-03-17 at 19:07 +0800, Xi Ruoyao wrote:
> > > On Mon, 2025-03-17 at 11:41 +0100, Rainer Fiebig wrote:
> > > > This text concerning the TearFree-patch for Xorg-server doesn't make
> > > > sense to me:
> > > >
> > > > "With the removal of the xf86-video-* drivers, the TearFree option is no
> > > > longer functional. To work around this, upstream has added the TearFree
> > > > option to the default modesetting driver. This patch backports this
> > > > feature. [...]"
> > > >
> > > > If upstream (the Xorg-devs, I guess?) has already added the TearFree
> > > > option, as the text suggests, it would not be necessary to apply the
> > > > patch.
> > >
> > > It's added in the master branch, but not the 21.1.x release branch.
> > >
> > > > I suppose what's meant is that the patch re-enables the TearFree
> > > > option in the modesetting driver? If that's correct, I suggest the
> > > > following wording:
> > >
> > > No it's not correct. TearFree in modesetting is a new feature.
> >
> > Quote from https://en.wikipedia.org/wiki/Backporting, with [...] added
> > by myself:
> >
> > Backporting is the action of taking parts from a newer version [Xorg
> > development branch] of a software system or software component and
> > porting them to an older version [Xorg 21.1.x] of the same software. It
> > forms part of the maintenance step in a software development process,
> > and it is commonly used for fixing security issues in older versions of
> > the software and also for providing new features [TearFree] to older
> > versions.
> >
> > Thus the note is correct and there's nothing to change.
> Thanks for lecturing me. But that doesn't make the text in the note any
> better. It's unclear at best and crappy IMO.
So what would you suggest? I really don't want to replicate the
definition of "backport" here as I expect the reader to either know it
or search online for the definition if not knowing it already.
--
Xi Ruoyao <[email protected]>
School of Aerospace Science and Technology, Xidian University
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